Job Description
Senior Systems Engineer – £60k–£65k + Bonus – Sliverstone(Hybrid)
UK Citizenship Required | Eligible for SC Clearance
We’re working with an advanced technology firm specialising in mission-critical communications, RF monitoring, and tactical systems. As part of their continued growth, they’re looking to hire a Senior Systems Engineer to lead technical development across cutting-edge product lines in defence and secure communications.
This is an exciting opportunity to shape the architecture of next-generation systems, lead cross-disciplinary collaboration, and see your work make a real-world impact in security and national infrastructure.
The Role
As a Senior Systems Engineer, you’ll play a key role in delivering high-performance, integrated systems across three primary technology domains:
* Secure Data Transmission – Real-time IP and video data links
* RF Spectrum Monitoring – Systems that monitor, analyse, and manage electromagnetic activity
* Tactical Solutions – Products supporting signal intelligence, direction finding, and counter-threat capabilities
You’ll collaborate with teams in RF, hardware, embedded, and mechanical engineering to define and deliver complete solutions across both new product development and client-led projects.
Key Responsibilities
* Lead system architecture and interface definition
* Manage full-lifecycle systems engineering: requirements capture, traceability, design, integration, and verification
* Coordinate cross-functional engineering teams and external resources
* Approve and contribute to design documentation, SoWs, test plans, and technical support materials
* Lead design reviews and ensure engineering development stays on time, on spec, and on budget
* Support bids, proposals, risk registers, and technical progress reports
What We’re Looking For
* 5+ years in a senior systems engineering role
* Proven experience delivering complex systems in secure, regulated environments
* Expertise in systems engineering tools, methods, and the full development lifecycle
* Strong problem-solving, documentation, and communication skills
* Comfortable balancing hands-on engineering with leadership and project oversight
Desirable Experience
* 7+ years’ experience in relevant sectors
* Background in electronics, embedded, RF, mechanical, or software engineering
* Familiarity with Concept of Operations development and systems-level modelling
* Exposure to defence, surveillance, or communications technologies
Salary & Benefits
* Salary: £60,000 – £65,000 (depending on experience)
* Annual Bonus: 3–6% of salary
* Holidays: 25 days (plus option to purchase 5 additional days via salary sacrifice)
* Pension: 5% employer contribution (matched by employee)
* Life Cover
* 40-hour working week
* Hybrid working: 3 days onsite (Northamptonshire) / 2 days remote
Eligibility:
Applicants must be British citizens and eligible to obtain SC clearance.