About this role
Salary: £60,000 - 60,000 per year
Requirements: Strong technical ability with experience operating and supporting secure platforms or gateway services in controlled environments.A disciplined service mindset, with the ability to balance hands-on technical support, assurance, documentation and continuous improvement.Confidence working across technical, security, service management and customer stakeholders to resolve issues and maintain service integrity.Experience with cross-domain solutions, including operation, support and controlled configuration of data transfer between security domains.Experience with Windows and Linux operating systems.Experience with virtualisation platforms such as VMware and Hyper-V.Experience with secure data handling and policy enforcement, including sanitisation, validation and filtering.Experience implementing controlled and auditable data transfer mechanisms.Knowledge of networking concepts including TCP/IP, DNS, DHCP and firewalls.Experience with automation and scripting, including PowerShell, Bash, Python, Ansible or Terraform.Knowledge of cyber security controls and accreditation requirements.Experience across the systems engineering lifecycle.Experience designing and assuring secure data flows across trust boundaries.Experience delivering within highly controlled or secure environments, such as cross-domain, air-gapped or defence.Experience with incident, problem and change management.Experience with monitoring, patching, vulnerability remediation and service continuity.Developed Vetting (DV) clearance required prior to starting, with BPSS and National Security Vetting applying. Responsibilities: Operate, maintain and support secure cross-domain gateway services across highly controlled environments.Monitor service health, investigate issues and support incident, problem and change activity in line with agreed service processes.Maintain secure configurations, transfer policies, rule sets and supporting documentation.Support patching, upgrades, vulnerability remediation and service continuity activities.Troubleshoot gateway, platform, network and data transfer issues across security boundaries.Produce and maintain operational documentation, including build records, support guides, runbooks and configuration baselines.Work with security, service management, engineering and customer stakeholders to ensure cross-domain services remain compliant, available and fit for purpose.Identify and deliver continuous service improvements to improve reliability, security and operational efficiency. Technologies: AnsibleBashHyper-VSupportLinuxNetworkPowerShellPythonSecurityTCP/IPTerraformVMwareWindowsAWSAzureCI/CDCloudDevSecOpsDevOpsDockerFlowKubernetes More:
We are Leonardo UK, working in partnership with hackajob to hire a Senior Platform Engineer for our Cyber & Security Solutions Division. This permanent role is based at our Yeovil site with onsite hybrid working, and the salary range is £44,171 to £61,950. Our people are at the heart of everything we do, and we offer a comprehensive, company-funded benefits package supporting wellbeing, career development and work-life balance, including generous leave with up to 12 additional flexi-days, an award-winning pension with up to 15% employer contribution, free access to mental health support and financial advice, 4,000 online courses through Coursera and LinkedIn Learning, flexible benefits worth up to £500 annually, and flexible hours with hybrid working options. We are a global leader in Aerospace, Defence and Security, with over 53,000 people worldwide and 8,500 across 9 UK sites. We are committed to building an inclusive, accessible and welcoming workplace where diverse perspectives help drive innovation and better outcomes.
last updated 35 week of 2026