Senior Systems Engineer - Hybrid & Flexible Defence Lead

AtkinsRéalis UK Limited; West of England; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work arrangements

Wellbeing support

Job summary

AtkinsRéalis UK Limited is seeking a Senior Systems Engineer to lead engineering activities across the lifecycle for complex defence, nuclear and critical infrastructure programmes. You will mentor engineers, manage requirements, and guide architecture development with a focus on delivering high-value outcomes.

The role offers flexible, hybrid working arrangements and opportunities to shape national programmes, with collaboration across major client stakeholders and senior engineering leaders.

Qualifications

• Degree-qualified in a relevant STEM discipline (or equivalent experience).
• Experience delivering systems engineering within defence, aerospace, nuclear, energy, infrastructure or government programmes.
• Strong understanding of systems engineering principles, lifecycle management and standards (ISO15288).
• Experience leading requirements engineering, architecture, integration, verification and validation activities.
• Proven ability to lead technical teams, influence engineering decisions and deliver successful outcomes.
• Excellent communication and stakeholder management skills, with experience engaging senior technical and non-technical audiences.
• Experience using digital engineering, modelling and architecture tools and frameworks (Doors, Cameo, SysML, UML).
• Knowledge of MOD acquisition processesKiD versus programmed deliveries and commercial considerations.

Responsibilities

• Lead application of systems engineering principles across the lifecycle.
• Define and manage requirements with traceability through design, integration, verification and validation.
• Lead architecture development and design for complex systems and capabilities.
• Provide technical leadership to multidisciplinary teams and work packages.
• Apply digital engineering techniques to support analysis and decision-making.
• Conduct trade studies and engineering analysis to inform programme decisions.
• Support system integration, acceptance and transition to operations.
• Build stakeholder relationships and mentor engineers while engaging with senior clients.

Skills

Systems engineering

Requirements engineering

Architecture development

Technical leadership

Stakeholder management

Digital engineering

Team leadership

Communication

Education

STEM degree

CEng / professional registration progress

Tools

DOORS

Cameo

SysML

UML

Job description

AtkinsRéalis UK Limited is seeking a Senior Systems Engineer to lead engineering activities across the lifecycle for complex defence, nuclear and critical infrastructure programmes. You will mentor engineers, manage requirements, and guide architecture development with a focus on delivering high-value outcomes.

The role offers flexible, hybrid working arrangements and opportunities to shape national programmes, with collaboration across major client stakeholders and senior engineering leaders.