b Overview /b p As a Principal Platform Engineer, you will lead the design, integration and secure delivery of platforms that underpin critical defence and public sector services. You will act as a technical authority within a platform domain, guiding projects across on‑premise, hybrid and cloud environments. You’ll translate complex customer needs into robust architecture and secure-by-design designs while owning technical delivery and mentoring the next generation of engineers. This role blends hands‑on engineering with technical leadership in a collaborative, cross‑functional setting. You’ll contribute to strategic technology decisions and engage stakeholders to justify secure, scalable solutions. /p b Pay / Benefits /b ul li Time to Recharge: up to 12 flexi-days per year /li li Employer pension contribution up to 15% /li li Mental health support and financial advice /li li Access to 4,000+ online courses (Coursera/LinkedIn Learning) /li li Flexible benefits (private healthcare, lifestyle discounts, gym memberships) /li li Hybrid working: onsite and remote options /li /ul b Responsibilities /b ul li Act as the technical authority on a platform domain (e.g., virtualization) for projects and programmes /li li Lead design and implementation of secure platforms across on-prem, hybrid and cloud environments /li li Capture, analyse and interpret complex customer requirements to drive system design and architecture /li li Develop high- and low-level designs aligned with secure-by-design principles /li li Own the technical delivery within work packages, including planning, estimation and progress reporting /li li Mentor, coach and develop junior and senior engineers to raise technical capability /li li Contribute to technology strategies, feasibility studies and innovation projects /li li Engage with internal and external stakeholders, presenting technical solutions and justifying design decisions /li /ul b Key requirements /b ul li Extensive technical expertise across multiple platform domains with a track record of delivering secure solutions /li li Ability to balance hands-on engineering with technical leadership and mentorship /li li Strong problem-solving mindset with capability to innovate for complex challenges /li li Core areas (must have): Windows and Linux operating systems; Virtualisation platforms (VMware, Hyper-V); PKI design and implementation; Certificate lifecycle management; PKI integration with enterprise platforms (Active Directory, applications, devices); Cryptographic principles and secure communications; Networking concepts (TCP/IP, DNS, DHCP, firewalls); 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 trust models and certificate usage; Delivery within highly controlled/secure environments (defence, air-gapped) /li /ul ul li Mentoring and coaching /li li Stakeholder engagement and communication /li li Problem-solving mindset and collaboration /li li Windows and Linux administration /li li VMware and Hyper-V virtualization /li li PKI design and certificate management /li /ul
Principal Platform Engineer (PKI) employer: Leonardo DRS
Leonardo is an exceptional employer, offering a dynamic work environment where innovation meets collaboration. As a Campaign Manager, you'll thrive in a culture that prioritises employee wellbeing and professional growth, supported by comprehensive benefits including an award-winning pension scheme and access to over 4,000 online courses. With flexible working options and a commitment to inclusion, Leonardo empowers you to make a meaningful impact in the defence and aerospace sector while enjoying a fulfilling work-life balance.
