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Systems Engineer – Defence, Aviation & Space
Permanent, Full-Time | Menwith Hill, HG3 2RF | Competitive Salary + Benefits
About the Role
Ready to make a real impact? As a Systems Engineer in our Defence – Aviation & Space team, you’ll shape and deliver critical cyber and IT solutions that power national security and mission success. Your work will enhance vital services—supporting communities, securing infrastructure, and driving progress in digital resilience.
Collaborating with customers, delivery teams, and stakeholders, you’ll synthesise technical requirements, troubleshoot, and design future-proof solutions tailored to complex environments.
Key Responsibilities
You’ll be instrumental in:
- Contributing across the full systems engineering lifecycle, from concept to deployment in cyber and IT landscapes.
- Partnering with customers and delivery partners to systematically gather requirements, anticipate challenges, and refine technical approaches.
- Conducting business analysis, requirements elicitation, and stakeholder engagement to align solutions with evolving mission needs.
- Overseeing project delivery—planning, risk assessment, project packaging, and coordination of activities.
- Actively managing stakeholder relationships to ensure requirements are clear, feasible, and scalable, with a focus on delivering measurable positives.
- Documenting and evolving architectural and business design requirements for current and future projects.
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What You’ll Bring
We’re looking for a problem solver with:
✔ Proven experience in systems engineering, preferably within IT or telecommunications, with expertise in high-security or compliance-driven environments. ✔ Strong knowledge of project delivery methodologies, including experience with PRINCE2 and/or ITIL. ✔ Ability to anticipate system interdependencies, translate complex technical demands, and implement innovative solutions. ✔ Exceptional communication and stakeholder management skills, with experience working collaboratively to shape clear project parameters. ✔ A mindset that values purpose, integrity, and customer centricity.
Vetting and Security Candidates must hold or obtain UK Developed Vetting (DV) security clearance to be considered shortlisted.
An Environment for Growth
At Serco, we’re part of the top 1% of international employers, invested in building a culture that enables you and your goals. We provide:
🔹 Development Opportunities
- Over 1,100 internal training courses, sponsorship for external qualifications, and apprenticeships (including Level 3 Team Leader and Level 5 Operations Manager).
- Encouragement of internal progression through robust mentoring and career guidance.
🎁 Compelling Benefits
- 25 days’ holiday (plus option to buy up to 5 extra days annually).
- 6% contributory pension scheme (with employer matching).
- Employee Assistance Programme, 24/7 virtual GP access, wellbeing app, plus 30% discount at Serco leisure centres, Bupa Anytime HealthLine, and Bupa Careline.
- Access to discounts at 1,000+ retailers, from food to travel.
- Paid volunteering days and charity partnerships (Payroll Giving Scheme or donate to Serco People’s Fund Charity).
- Inclusive company networks (e.g., Women@Serco, LGBTQIA+ support groups, Disability Support Stream).
Get help with your application
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Global Employee Networks Unlock unlimited participation in initiatives supporting diversity, including:
- SercoInspire (Gender)
- SercoEmbrace (Multicultural)
- SercoUnlimited (Disability)
- In@Serco (LGBTQ+)
Application Instructions
Apply today to help enable a more secure, efficient future. Please proceed via Serco’s recruitment portal.
About Serco
We are 50,000+ people across 5 continents, collectively redesigning public services to better serve communities. From defence and aviation partnerships to healthcare, justice, and immigration programmes, our innovative approach ensures critical services remain operational, secure, and efficient.
Serco fosters inclusivity and performance-driven culture by making reasonable adjustments for all applicants, investing in fair recruitment through the Ban-the-Box pledge (where applicable).
Disability-Confident Leader and holder of the Gold Inclusive Employer Standard, we welcome applicants with diverse backgrounds.
For assistance with your application, contact 0345 010 4000.
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