Careers

The ideal candidate will create, draft, and design product layouts and schemes using customer specification and recommendations. This individual will test products and make adjustments where necessary. Additionally, they will examine broken products and resolve issues for future designs.

The successful applicant will need to achieve mandatory security clearance to work on National and International military sites.

Responsible for mechanical design engineering tasks including:

• 3D modelling using Autodesk Inventor.
• 2D drafting using Autodesk Inventor and AutoCAD.
• Finite Element Analysis (FEA) using Autodesk Inventor.
• Preparation and review of technical documentation including proposals, statements of works (SoW) and specifications.
• Production of bills of materials (BoMs).
• Providing technical support for production and integration.
• Assisting in the preparation of technical tenders and budgets.
• Report writing, including proposals, statement of work (SoW) and specifications.
• Requests for quotations for specialist equipment.
• Liaison with suppliers and manufacturers.
• Leading and participating in internal and external design review meetings.
• Work collaboratively with design engineers and project managers.

Qualifications Required:

• Degree or equivalent in mechanical engineering with relevant post qualification experience in a design environments.

Skills / Experience Required:

• Previous experience of integration of multiple services within containerised or modular builds advantageous.
• Proficient in the use of Autodesk Inventor.
• Proficient in the use of Microsoft Office products including Word, Excel & Outlook.
• Working knowledge of AutoCAD.
• Ability to perform engineering calculations.
• Ability to read and fully understand engineering plans and details.
• Excellent technical understanding of engineering principles.
• Working knowledge of BS/ISO Standards.
• Excellent communication (verbal and written) skills to interact with internal and external stakeholders. Comfortable and confident engaging with customers.
• Excellent organisational and time management skills.
• Creative problem solver with an analytical approach to implementation.
• Ability to work under pressure, meet targets and work to deadlines.

Desirable Qualifications/Skills Required:

• EMEA Project Engineering experience

Remuneration & Benefits:

• Salary starting from £45,000 per annum (based on experience)
• 25 days annual leave
• Private Medical Cover
• Life Cover (3.5x salary)
• Pension Plan
• Plus various salary sacrifice schemes and other life wellbeing platforms

Alongside our existing contracts, G3 Systems has successfully secured a long term international contract giving opportunity to hire a Project Engineer to join us . The ideal candidate will be responsible for assisting the project manager and project team with technical project documentation, compliance, job cost accounting, scheduling, and construction supervision efforts.

The successful applicant will need to achieve mandatory security clearance to work on National and International military sites.

Mobilisation:

• Support the Mobilisation of the Project.
• Produce and maintain the project Trials, Verification and Validation Plan.
• Assist with supplier approval audits and onboarding in line with the mobilisation plan.

Service Delivery:

• Provide engineering expertise and advice to the project team.
• Produce and maintain project plans and technical documentation.
• Provide an interface between Project, Engineering Disciplines and suppliers on technical issues, snags and non-conformances.
• Reviewing the engineering tasks and initiating the necessary corrective actions.
• Equipment installation, commissioning, testing and acceptance IAW Trials, Verification and Validation Plan.
• Participation and input to Design Review meetings, ensuring compliance with project technical requirements specification.
• Maintain effective communication and relationships with suppliers. Monitoring the quality of project deliverables ensuring compliance with any relevant industry standard or project specific quality requirements.
• Conduct Investigation of Product / service non-conforming products or services, providing detailed reports, evidence of findings and maintaining records.
• Interacting with clients, interpreting their needs and requirements, and representing them in the field.
• Cooperating and communicating with the project manager and other project participants and collaborating with senior engineers to create more efficient project methods and to maintain the project delivery.
• Maintain effective communication and relationships with suppliers.
• Ensure weekly and monthly reporting material is provided and maintained.
• Engender and maintain a mission zero safety culture throughout the programme delivery team and supply chain.

International Travel:

The role will require significant UK and overseas travel, mostly in Europe, to complete supplier

inspections and audits and carry out equipment acceptance inspections. To this end the candidate

must be willing and able to travel, both in the UK and overseas.

Qualifications/Skills Required:

• Engineering degree in a related discipline, preferably Mechanical or Electrical.
• Active certification in an engineering professional organisation.
• An understanding of engineering principles and procedures.
• At least 5 years’ experience in an engineering environment.
• Demonstrable experience in a Project Engineering role.
• Knowledge of Systems Engineering.
• Knowledge of applicable codes, policies, standards, and best practices.
• Self-motivated and enthusiastic
• Strong ability to work to deadlines and prioritise workloads
• IT skills MS office, word excel,
• Ability to communicate orally, in writing, produce reports technical / non-technical and give presentations.
• Security Cleared or be able to achieve security clearance

Desirable Qualifications/Skills Required:

• EMEA Project Engineering experience

Remuneration & Benefits:

• Salary starting from £50,000 per annum (based on experience)
• 25 days annual leave
• Private Medical Cover
• Life Cover (3.5x salary)
• Pension Plan
• Plus various salary sacrifice schemes and other life wellbeing platforms

The Buyer will report to WTB Contract Manager and have responsibility for procuring materials and services required for delivery of the WTB Programme.  The role will also have a functional reporting line into the Supply Chain Manager, to ensure adherence with Supply Chain policies and procedures, best practice and to ensure coordination of procurement / supply tasking

Key Tasks will include the following:

• Building relationships with suppliers and negotiating with them for the best price, quantities and delivery timescales.
• Researching, selecting and purchasing quality products and materials that comply with the required contracted standards.
• Processing of Purchase Order Requisitions on Costpoint.
• Creation and issue of Purchase Orders on Costpoint.
• Expediting orders and monitoring of supply chain, ensuring management are informed of supplier issues as soon as they arise.
• Maintaining WTB’s approved Vendor list and adherence to G3 Systems Vendor Assessment process.
• Supplier Non-Conformance tracking and reporting.
• Adherence to G3 Systems procurement procedures.
• Liaising with suppliers and customers to coordinate delivery of goods.
• Liaising with the G3 Systems WTB Programme Team to identify purchasing needs.

The ideal candidate is a highly organised, detail-oriented team player who will oversee the entire order process. You will review proposals, negotiate prices, select the best suppliers, follow up with placed orders, verify delivery, approve payment, and maintain accurate records.

Responsibilities

• Building relationships with suppliers and negotiating with them for the best price, quantities and delivery timescales.
• Researching, selecting and purchasing quality products and materials that comply with the required contracted standards.
• Expediting orders and monitoring of supply chain, ensuring management are informed of supplier issues as soon as they arise.
• Maintaining WTB’s approved Vendor list and adherence to G3 Systems Vendor Assessment process.
• Supplier Non-Conformance tracking and reporting.
• Perform commercial analysis on suppliers to develop more efficient processes and cost-effective solutions

Qualifications

• Bachelor’s degree, CIPS level 3 or equivalent experience in purchasing, inventory, or supply chain management
• Excellent written and verbal communication skills

The ideal candidate will be responsible for assisting the project manager and project team with project documentation and control, job cost accounting, scheduling, and construction supervision efforts.

• Provide engineering expertise and advice to the project team.
• Produce and maintain project plans and technical documentation.
• Provide an interface between Project, Engineering Disciplines and suppliers on technical issues, snags and non-conformances.
• Reviewing the engineering tasks and initiating the necessary corrective actions.
• Equipment installation, commissioning, testing and acceptance IAW Trials, Verification and Validation Plan.
• Participation and input to Design Review meetings, ensuring compliance with project technical requirements specification.
• Maintain effective communication and relationships with suppliers. Monitoring the quality of project deliverables ensuring compliance with any relevant industry standard or project specific quality requirements.
• Conduct Investigation of Product / service non-conforming products or services, providing detailed reports, evidence of findings and maintaining records.
• Interacting with clients, interpreting their needs and requirements, and representing them in the field.
• Cooperating and communicating with the project manager and other project participants and collaborating with senior engineers to create more efficient project methods and to maintain the project delivery.
• Maintain effective communication and relationships with suppliers.
• Ensure weekly and monthly reporting material is provided and maintained.
• Engender and maintain a mission zero safety culture throughout the programme delivery team and supply chain.

International Travel:

The role will require significant UK and overseas travel, mostly in Europe, to complete supplier inspections and audits and carry out equipment acceptance inspections. To this end the candidate must be willing and able to travel, both in the UK and overseas.

Qualifications/Skills Required:

• Engineering degree in a related discipline, preferably Mechanical or Electrical.
• Active certification in an engineering professional organisation.
• An understanding of engineering principles and procedures.
• At least 5 years’ experience in an engineering environment.
• Demonstrable experience in a Project Engineering role.
• Knowledge of Systems Engineering.
• Knowledge of applicable codes, policies, standards, and best practices.
• Self-motivated and enthusiastic
• Strong ability to work to deadlines and prioritise workloads
• IT skills MS office, word excel,
• Ability to communicate orally, in writing, produce reports technical / non-technical and give presentations.
• Security Cleared or be able to achieve security clearance

Benefit package: Competitive Salary; Private Medical Cover; Life Cover (3.5x salary); Pension Plan

We are a leading Engineering and Construction company, known for delivering innovative solutions internationally. We are currently seeking a skilled and motivated Electrical Design Engineer to join our dynamic engineering team. If you are passionate about electrical design and want to contribute to cutting-edge projects, this is an excellent opportunity for you to make a significant impact!

Job Description

As an Electrical Design Engineer, you will play a key role in producing comprehensive and innovative electrical designs, ensuring seamless integration of electrical systems into larger engineering projects. You will collaborate with a talented team of engineers to deliver technical solutions that meet the highest standards of quality, safety, and efficiency.

Key Responsibilities

• Design Creation: Produce conceptual designs, detailed designs, integration/installation drawings, design specifications, operational documentation, and validation evidence for electrical engineering solutions.
• Collaboration: Work closely with other design engineers to ensure the seamless integration of electrical systems into the overall project design.
• Compliance & Standards: Ensure all electrical design solutions meet safety, quality, technical, and commercial requirements.
• Third-Party Management: Manage third-party designers, ensuring their designs meet project requirements. Provide design support to installation and commissioning teams to ensure smooth implementation.
• Design Reviews: Lead and participate in internal and external design review meetings, providing expertise and guidance on electrical design matters.
• Continuous Improvement: Identify and support opportunities for cost savings, efficiency improvements, and overall business improvements within electrical design processes.
• Tenders & Budgets: Assist in preparing technical tenders and budgets, providing electrical design input to ensure accurate scope definition.
• Quotation Requests: Handle requests for quotations (RFQs) for specialist equipment related to electrical systems.
• BOM Production: Generate and maintain accurate Bills of Materials (BOMs) for electrical systems and components.

Skills and experience required

• Degree or higher education qualification (HNC/HND) in electrical engineering with at least 3 year’s post qualification experience in a design environment.
• Previous experience of integration of multiple services within containerised or modular builds advantageous.
• Proficient in the use of Autodesk AutoCAD, (experience working with 3D CAD systems is advantageous but not critical).
• Proficient in the use of Microsoft Office products including Word, Excel & Outlook.
• Experience with simulation and analysis tools for electrical systems (such as ‘Trimble MEP’ / DIALux / Relux).
• The identification and rectification of defects encountered during operational service.
• Working knowledge of 18th Edition (amendment 2) wiring regulations.
• Experience in LPS and earthing systems.
• Experience in EMC and Tempest installations.
• Working knowledge of relevant BS / ISO standards.
• Excellent problem-solving skills and attention to detail.
• Effective communication and teamwork abilities.
• Excellent organisational and time management skills.
• Ability to work under pressure, meet targets and work to deadlines.

Location: Osprey Quay, Portland (Hybrid)

Start: Q2 2025

Benefit package: £42,000 – £48,000pa.

Competitive Salary; Private Medical Cover; Life Cover (3.5x salary); Pension Plan; Salary sacrifice schemes (Electric vehicles and eBikes)

Alongside our existing contracts, G3 Systems has successfully secured a long-term international programme, creating an exciting opportunity to hire a Project Manager to support its delivery.

The successful candidate will act as the primary point of contact between the Client and G3 Systems, ensuring clear communication and accountability throughout the project lifecycle. They will support the mechanical, electrical, and construction teams with all aspects of project execution, including compliance with technical documentation, audit requirements, job cost accounting, scheduling, and on-site leadership towards .

For the avoidance of doubt and absolute clarity, the following aspects are essential for any successful candidate to proceed:

• Security Clearance Eligibility
  • Must be able to obtain and maintain the required FCDO security clearance (e.g. Developed Vetting or equivalent).

• Passport & Visa
  • Hold a valid passport (minimum 6 months’ validity) and be able to secure the necessary work visa for the designated African host country.

• Relevant Experience
  • Extensive knowledge of operating under an NEC4 Contract – Engineering & Construction Contract (ECC)
  •  Minimum of 5 years’ project‑management experience in mechanical, electrical or construction disciplines
  • Demonstrable track record on international programmes, including stakeholder liaison at senior levels

• Technical Competence
  • Strong understanding of technical documentation, audit processes and compliance requirements
  • Proficiency in job‑cost accounting, scheduling tools (e.g. MS Project) and construction supervision

• Communication & Leadership
  • Excellent verbal and written communication skills, with the ability to serve as the primary interface between client and delivery teams, and to lead multi‑disciplinary project groups.

• Mobility & Flexibility
  • Willingness to travel frequently and reside on‑site for extended periods; adaptability to operate in remote or austere environments.

• Education & Certification
  • Bachelor’s degree in Engineering, Construction Management or related field (or equivalent experience)
  • Project‑management certification (e.g. PMP or Prince 2) preferred

For the role G3 Systems will be looking for the ideal candidate to carry out the following service delivery specifications:

Task Descriptions:

• As Project Manager you will be the direct point of contact between the client and the company. Based on sites as required in Africa
• Ability to lead a project from concept stage to completion
• Provide strong leadership skills and communicate effectively and openly with the Construction management team
• Point of contact and main liaison with clients
• Ensure strong and effective management of subcontracts and the performance of subcontractors
• Responsibility for ensuring the project programme is updated and reflects the deliverables of the project as well as the critical path.  Ability to ensure that the programme is updated regularly to reflect developments on site.
• Ensure that projects are running on time and on budget
• Providing weekly reports to the Project Director
• Assess all project risks and record in risk register
• Alongside Sectional Site Managers, monitor installation/quality on site until project completion
• Alongside Construction Health and Safety Manager, liaise with QHSE to ensure that all Safety Management Systems are in place and in operation
• Provide Management of internal/external design team/consultants to meet project deadlines

• Deal with all resource planning and implement programme changes using Microsoft Project
• Tender report / analysis / recommendations
• Develop project scope with design team / client
• Produce budgets and reports for clients on monthly cycle
• Chair weekly meeting assigning tasks and monitoring outputs.
• Coordinate meetings with supply chain to ensure materials and services are on track in line with the programme plan
• Attend and represent G3 as project lead in weekly and monthly meetings

International Travel:

The role will require long term oversea deployment in Nigeria.

Qualifications/Skills Essentials Required (unless indicated other wise):

• Degree in construction discipline
• SMSTS
• NEBOSH
• 5+ years in a similar position
• Experience of managing a site delivery team
• Knowledge & Experience of international projects desirable
• Computer literate
• Commercially and contractually aware focusing on the NEC 4 contracts and JCT Subcontract agreements.
• Advanced use of Ms Project
• Degree Accreditation in related Construction discipline.
• Active certification in an engineering professional organisation (desirable)
• An understanding of engineering principles and procedures.
• At least 5 years’ experience in a construction environment.
• Demonstrable experience in a Project Management role.
• Knowledge of applicable construction codes, policies, standards, and best practices.
• Self-motivated and enthusiastic
• Strong ability to work to deadlines and prioritise workloads
• IT skills MS office, word excel,
• Ability to communicate orally, in writing, produce reports technical / non-technical and give presentations.
• Security Cleared or be able to achieve security clearance
• Fluent in Portuguese (Desirable)
• Project Management professional member (desirable)

Remuneration & Benefits:

• Salary starting from £90,000 per annum (based on experience)
  • Due to working most of the time abroad over a period of a year or more, the successful candidate may be able to obtain full UK tax relief on their earnings
• 25 days annual leave
• International Medical Cover
• Membership of the G3 Systems Group Personal Pension Plan

• Life Cover (3.5x salary)
• UK and international travel, Company expensed staff accommodation when residing in Nigeria
• Subsistence expenses are fully reimbursed in accordance with company policy
• Plus various salary sacrifice schemes and other life wellbeing platforms

Alongside our existing contracts, G3 Systems has successfully secured a long-term international programme, creating an exciting opportunity to hire a Crew Manager to support its fire service delivery.

The successful candidate will be based on Ascension Island and work closely with military and civilian stakeholders to ensure the continued safety and protection of personnel and property on the island. There may also be a requirement to liaise with the Ascension Island Government (AIG) regarding fire safety and protection of AIG assets, however this interface is normally managed by others.

It is a small station in a very isolated location so the candidate must have the ability to keep a skilled team of personnel active and engaged to ensure staff are adequately trained for incidents, skills fade is kept to a minimum and response times are adhered to.

Task Descriptions:

• The Crew Manager (CM) is responsible to the Fire Station Manager (FSM) and/or the duty Watch Manager (WM) for the effective daily running of the Fire & Rescue Service Duty Crew.
• To supervise Firefighting & Rescue Operations at Structural Fire Incidents, Road Traffic Incidents, and or other related emergencies requiring the attendance of the Fire & Rescue Services.
• Provide Command & Control at all structural Firefighting Operations, until the arrival of the Senior Fire Officer.
• Assume the role of Sector Commander at all Firefighting Operations until the arrival of the Senior Fire Officer.
• Act as deputy for the Watch Manager in during his/her absence.
• Implement Defence Fire Regulator (DFR) policy, ensuring full compliance with Operational Directives, Chief Fire Officer’s Instructions (CFOI).
• Adherence to Health & Safety Regulations, within the framework provided for all Fire Service duties.
• Ensure Quality & Assurance (Q&A) policies within the Fire Service administrative structure are maintained to ensure Full Compliance is achieved at all DFR, CAPITA, STRATCOM & QHSE Audits.
• Provide Fire Safety Awareness training to all HM Forces, MOD Employed Civilians, Crown Servants.
• Liaise and work with the G3 Fire Section in all aspects of fire command, control, and management.
• Work with the Mitie and G3 Systems Ltd QHSE Teams to develop and maintain the Fire Service H&S safe systems of work.
• Understand and support the Watch & Fire Station Manager in all aspects of engagement and support with third parties including Mitie Defence, AIG and CAPITA.
• Understand and implement the daily maintenance tasks as raised by the Mitie Asset Coordinator.
• Support third party audits and inspections as required.

Relevant Experience & Technical Competence

• Ex Local Authority or Ministry of Defence candidate.
• Current UK Structural Firefighting experience as a Crew Manager.
• At least 3 years fire officer experience with at least 1of those in the Crew Manager position.
• At least 7 years firefighting experience (Structural),
• Up to date CPD for all core competencies for firefighting operations,
• Experienced with HAZMAT Response (Limited to Containment)
• Competent use of a range of fire service pumps and associated equipment.
• Knowledge of Fire Service lines and ancillary equipment when used in conjunction with pumping operations on the incident ground.
• Be able to operate basic foam making equipment and apply finished firefighting foam on the incident ground.
• Have an awareness of the phased approach to working at Road Traffic Collisions (RTCs) and recognise associated hazards relevant to RTCs.
  • Vehicle stabilization and glass management techniques.
  • Basic use of hydraulic rescue equipment safely and effectively.
• Use of Self-Contained Breathing Apparatus (SCBA) set and ancillary equipment.
• Safe Systems of Work (SSOW) in risk areas when wearing BA.
• Science of combustion and compartment fire behaviour.

Hazards and risks associated with compartment fires

For the avoidance of doubt and absolute clarity, the following aspects are essential for any successful candidate to proceed:

VISA Requirement

• Must be able to attain an Ascension Island working visa issued by the Ascension Island Government.
  • The Visa requirements include the ability to attain an ACRO Police Certificate and ability to pass stringent medical and dental checks as required by both the Ascension Island Government and the UK Ministry of Defence.

International Travel:

• The role will require long term oversea deployment in Ascension Island

Qualifications/Skills Essentials Required (unless indicated other wise):

• IFE Level 3 Certificate in Fire Service Operations or hold an equivalent Qualification
• IOSH Managing Safety (As defined in the NFCC Core Learning Pathway)
• Valid LGV class 2 Driving License,
• Breathing Apparatus Wearer Certificate.
• Level 3 Leadership and Management or ILM/CMI L3 NVQ in Leadership and Management (desirable)
• First Aid Instructor (desirable)
• NEBOSH National General Certificate in Occupational Health and Safety
• Fire inspector level 3. (Ideally & desirable NEBOSH National Certificate in Fire Safety and Risk Management)
• Level 3 certificate in Education & Teaching (desirable)

Remuneration & Benefits:

• Salary starting from c£51,000 per annum (based on experience)
  • Due to working most of the time abroad over a period of a year or more, the successful candidate may be able to obtain full UK tax relief on their earnings
• 5 months on, 1 month off cycle
• You will be entitled to two (2) company funded trips back to the UK during a twelve (12) month period
• International Medical Cover
• Membership of the G3 Systems Group Personal Pension Plan
• Life Cover (3.5x salary)
• Plus various salary sacrifice schemes and other life wellbeing platforms

Duties:

• Responsible for the installation, commissioning and testing of electrical installations to the latest edition of British Standards in accordance with BS 7671.
• Conduct electrical test and verification of minor works and will complete all the required paperwork
• Work with the managing team and PM’s to design, price, organise and monitor all electrical biased Minor Works.
• Responsible for the accurate procurement of all electrical materials for all electrical minor works, will delegate to electricians (expat) where necessary but will ensure the work is still completed accurately and in a timely manner.
• Ensure all materials delivered to the project site to meet program dates and specification requirements.
• Will be CompEx trained and experienced and will act as the CompEx supervisor for all works in an explosive environment
• Create risk assessments and method statements as required and will ensure that all staff have read, understood, and signed the documentation.
• Responsible for the safety and welfare of the general public, staff and sub contractor employees alongside G3 site delivery team.
• Ensure PPE is being correctly worn relevant to the company’s policy and sub-contractors RAMs
• Working safely, stopping work if unsafe and speaking up to address any safety concerns
• Participate in safety initiatives

Location: Africa

Start: Q2 2025

Qualifications required:

• BS 18^th Ed Electrical installation and testing
• City and Guilds 2394 & 2395 Inspection and Test
• CSCS Card, Safety Passport, or equivalent qualification
• CompEx 1-4 (desirable)
• Fire Installation and commissioning course (Desirable)
• Lightening protection course (BSEN 62305-3&4) (Desirable)

Experience required:

• Installation of Domestic and industrial electrical installations to British Standards
• Full Working Knowledge of BS:7671
• Knowledge of Fire Alarm systems and Emergency Lighting Installations
• Running and team of electricians on either a large single project or over a program of minor works.

Benefit package: Competitive Salary; International Medical Cover; Pension; Life Cover

If you are actively working, or have had past experience in the world of Construction, are looking for your next opportunity, and are willing to work worldwide, G3 systems always welcomes applications. See below our current sought after skills:

• NEC4 Contract Experiance
• 18th Edition Electrical Test and Inspect Qualifications
• Construction Project Management
• Construction Site Management
• Microsoft Project super users
• SC Clearance (Or ability to achieve UK security clearances)