At a Glance
- Tasks: Lead the design and implementation of secure platforms in cloud and hybrid environments.
- Company: Join Leonardo, a global leader in cyber and platform engineering.
- Benefits: Enjoy flexible hours, mental health support, and access to 4,000+ online courses.
- Other info: Dynamic hybrid working model with excellent career growth opportunities.
- Why this job: Tackle complex challenges while mentoring others and making a real impact.
- Qualifications: Expertise in cloud platforms, automation, and systems engineering required.
The predicted salary is between 60000 - 75000 £ per year.
Exceptions above the standard range are managed through governance controls to protect internal equity.
Are you ready to take on complex technical challenges at the forefront of cyber and platform engineering? At Leonardo, our Principal Platform Engineers are hands-on experts who shape the design, integration, and delivery of secure platforms that keep our customers’ missions running. Your work at Leonardo UK will see you take the lead in solving customer problems in an agile, innovative and team-centric manner. The role may involve a blended hybrid working model, with a mixture of working from home and working on site at one of our Leonardo offices to ensure close collaboration with the wider team and with our customers.
Leonardo UK is seeking a Principal Platform Engineer to join the Cyber & Security Solutions Division team. This role is focused on delivering, maintaining, and improving platform and systems engineering solutions that underpin critical defence, government and public sector services.
What you will do as a Principal Platform Engineer:
- Act as the technical authority on one or more platform engineering domains (e.g. cloud, virtualisation, automation, networking, or cyber tooling) providing specialist domain expertise to projects and programmes.
- Lead the design and implementation of secure platforms across on-premise, hybrid, and cloud environments.
- Mentor, coach, and develop junior and senior engineers, raising technical capability across the community.
- Provide input to technology strategies, feasibility studies, and innovation projects.
- The ability to balance hands-on engineering with technical leadership and mentorship.
- Windows and Linux operating systems.
- Cross-domain solutions: design and implementation of data transfer between security domains (e.g. high-to-low, restricted-to-enterprise).
- Secure data handling and policy enforcement (sanitisation, validation, filtering).
- Implementation of controlled and auditable data transfer mechanisms.
- Automation and scripting (PowerShell, Bash, Python, Ansible, Terraform).
- Knowledge of cyber security controls and accreditation requirements.
- Experience across the systems engineering lifecycle.
- Design and assurance of secure data flows across trust boundaries.
- Integration with security tooling (SOC, SIEM, monitoring platforms).
- Performance and throughput optimisation for secure data transfer systems.
- Expertise with cloud platforms (AWS, Azure) and Infrastructure as Code.
Security Clearance
We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance.
- Award-winning pension scheme with up to 15% employer contribution.
- Free access to mental health support, financial advice, and employee-led networks.
- Never Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning.
- Spend up to £500 annually on flexible benefits such as private healthcare, lifestyle discounts, and gym memberships.
- Flexible hours with hybrid working options.
For a full list of our company benefits please visit our website. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace.
Contract Type: Permanent
Hybrid Working:
