Systems Engineer – Defence / MOD Programme
Location: Cheltenham (3-4 days onsite per week)
Duration: 12 months +
Start Date: ASAP
Hours: 37.5 per week
Hourly Rate: £100 Per hour Inside IR35
Are you a high‑calibre System Engineer looking to support a major MOD defence programme, contributing to the design, integration, and assurance of complex, mission‑critical systems that underpin national security.
This is a rare opportunity to work at the forefront of secure systems engineering in a highly regulated defence environment, where your expertise will directly influence the resilience, performance, and safety of next‑generation systems.
You will join a collaborative, multidisciplinary engineering team operating at the intersection of systems engineering, digital transformation, and secure infrastructure delivery.
Key Responsibilities
- System Design & Engineering
- Design end-to-end system solutions aligned to functional, non-functional, and operational requirements
- Develop and maintain system architectures, technical specifications, and interface control documentation
- Support system build, configuration, integration, testing, and deployment activities across complex environments
- Integration & Technical Assurance
- Integrate systems across infrastructure, applications, networks, and secure services
- Ensure compliance with security, resilience, and MOD‑grade assurance standards
- Identify, assess, and manage technical risks, dependencies, and system‑level issues
- Operations & Through‑Life Support
- Support systems through transition into live service and operational environments
- Diagnose and resolve complex system performance and reliability issues
- Provide technical input into change, incident, and problem management processes
- Stakeholder & Delivery Collaboration
- Translate operational and business requirements into robust technical solutions
- Collaborate with architects, engineers, developers, delivery managers, and defence stakeholders
- Communicate complex engineering concepts clearly across both technical and non-technical audiences
Essential Skills & Experience
- Proven experience as a System Engineer (or similar systems‑focused technical role)
- Strong understanding of full system lifecycle delivery (requirements through to live operation)
- Experience integrating systems in complex, multi‑technology environments
- Strong troubleshooting, analytical, and problem‑solving capabilityExcellent written and verbal communication skills
Desirable Skills & Experience
- Experience with cloud, hybrid, or distributed system architectures
- Exposure to secure, regulated, defence, or mission‑critical environments
- Knowledge of systems engineering, enterprise architecture, or service management frameworks
- Experience working in Agile, DevOps, or iterative delivery environments
Qualifications
- Degree (or equivalent experience) in Engineering, Computer Science, or a related discipline
- Relevant systems engineering or technical certifications (desirable)
- SFIA 4-5
Please note that this role requires an active UK Security Clearance.
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