Jobs at Amentum

Supervise electrical installation, testing, commissioning, and handover activities across water and wastewater facilities. Coordinate contractors, site teams, and multidisciplinary stakeholders while ensuring compliance with designs, standards, safety procedures, and regulations. Oversee LV/HV systems, MCCs, switchgear, transformers, motors, generators, VSDs, and control-system integration. Monitor progress, quality, and safety; resolve technical issues; review drawings, RAMS, test certificates, schedules, and as-built documentation.

Leads process engineering and supervision for water and wastewater treatment projects. Responsibilities include developing and reviewing process designs, calculations, specifications, PFDs and P&IDs; selecting and sizing equipment; conducting hydraulic and treatment assessments; mentoring engineers; coordinating multidisciplinary teams; participating in HAZOPs and risk assessments; and supporting construction, commissioning, troubleshooting and performance testing while ensuring safety, quality, environmental and regulatory compliance.

Supervise installation, testing, commissioning, and handover of PLC, SCADA, telemetry, and instrumentation systems for water and wastewater projects. Coordinate contractors, suppliers, integrators, and multidisciplinary teams; ensure compliance with designs, safety, quality, and schedules; support FAT, SAT, loop checks, fault finding, system integration, documentation, and client handover.

Provides technical leadership across major water and wastewater infrastructure programmes. Leads multidisciplinary engineering teams, establishes technical strategies and governance, oversees design assurance and risk management, and supports delivery from feasibility through commissioning and handover. The role also manages stakeholders, promotes innovation and sustainable digital engineering, mentors technical staff, and contributes to bids and business development.

Supports risk management for a major infrastructure programme by facilitating risk workshops, conducting cost and schedule quantitative risk analyses, maintaining risk reporting, producing dashboards and insights, supporting EAC updates, and improving project controls processes. The role engages multidisciplinary stakeholders, contributes to programme decision-making, and deputises for the Senior Risk Manager when required.

Lead civil works delivery for nuclear projects (Sizewell C), overseeing SSCs, coordinating multidisciplinary design/procurement, managing contracts, risks, costs, schedules, and lessons-learned throughout the project lifecycle to ensure safe, timely delivery.

Senior Systems Engineer supporting UK Ministry of Defence and Atomic Weapons Establishment projects. Responsibilities include requirements development and management, hardware and software systems design, systems safety analysis, integration, performance evaluation, verification and validation, environmental impact assessment, qualification, and acceptance. The role requires experience in complex, safety-focused, regulated environments, preferably within the MoD, AWE, or similar organizations, along with UK nationality and eligibility to apply for SC clearance.

The role involves shaping Defence platforms through systems engineering, including requirement analysis, design, verification, and collaboration with multi-disciplinary teams in the naval sector.

The Safety Engineer will develop safety cases, ensure compliance with regulations, lead projects, maintain safety systems, and present documentation to safety committees.

Senior leadership role accountable for establishing the Client's Design Authority, ensuring engineering, licensing, safety and technical governance for a GW-scale nuclear new-build. Provide oversight of the EPC consortium, drive integration across delivery phases, lead regulatory engagement, manage technical risks, and develop engineering capability for transition to owner/operator.

Support design, architecture, requirements engineering, integration, and V&V for submarine and ship combat systems across the full systems engineering lifecycle. Develop architecture and interface artefacts, manage requirements traceability, collaborate with multidisciplinary teams, support in-build operations and system installation, and produce governance-aligned documentation to MOD and industry standards.

Lead and deliver nuclear safety case development across plant lifecycles, plan and run hazard studies (HAZID/HAZOP), perform deterministic and probabilistic safety assessments, prepare and review safety documentation, and mentor junior staff.