SII Group delivers Digital Services, IT, Engineering, and Consulting to diverse industries, enabling digital transformation through our commitment to Growth, People, and CSR.
With over 16,000 professionals across 21 countries, we’re recognised as a “Great Place to Work” for fostering a high-trust culture. Our core values of Trust, Transparency, and Quality drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.
Since 2016, SII UK has supported top Aerospace & Defence, Aviation, Transportation, and Finance clients, empowering digital transformation with industry-leading engineering expertise.
Let’s Tech Together is our promise to encourage innovation and teamwork. We support our engineers with development opportunities and a collaborative, inclusive environment where every voice is valued and empowered.
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THE OPPORTUNITY
We are seeking experienced System Engineers to support our team in delivering key changes associated with Defence Sector Projects. The role involves working across the full V-lifecycle, encompassing requirements capture, system design, implementation, and verification.
KEY RESPONSIBILITIES:
• Collaborate with cross-functional teams to analyze, refine, and document system requirements.
• Design, develop, and integrate system components in line with program specifications.
• Perform system modeling and simulation to support design validation and trade-off analyses.
• Develop and execute comprehensive verification and validation plans to ensure system compliance with requirements.
• Manage and track system changes, ensuring alignment with customer expectations and program milestones.
• Provide technical support during integration and testing phases, addressing any issues or anomalies.
• Create and maintain technical documentation throughout the project lifecycle.
• Engage proactively and maintain clear communication with key stakeholders, ensuring alignment of requirements, timely issue resolution, and smooth progression of project deliverables
EXPERIENCE AND SKILLS:
• Proven experience in system engineering, particularly across the full V-lifecycle.
• Strong analytical and problem-solving skills, with a focus on systems integration and verification.
• Familiarity with systems engineering tools and methodologies.
• Ability to work effectively in a dynamic environment with evolving priorities.
• Excellent communication and collaboration skills for interaction with internal teams and external stakeholders.
• Preferred previous experience with aerospace or defence systems.
• Proficiency in requirements management tools such as DOORS or similar.
Diversity & Inclusion:
We are committed to building an inclusive and diverse workplace. Applications are strongly encouraged from women, individuals from minority backgrounds, and candidates from non-traditional engineering routes. If you meet most but not all of the listed criteria, we still welcome your application.
BENEFITS:
•Competitive Basic Salary
•6% Employers Contribution + 6% as a salary sacrifice
•Private Medical Insurance, Life Cover and Income Protection
•25 days holiday
•5 days full sick pay per year
•Flexible working
•Cycle to Work & TechScheme
•Continuous professional development
•Corporate access to the Udemy platform
* If you're applying for a role requiring security clearance, please be aware that foreign or dual nationality is not an automatic bar, however certain posts may have restrictions which could affect those who do not have sole British nationality or who have personal connections with certain countries outside the UK.
http://www.groupe-sii.com/en
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