Salary: £30,000 - 55,000 per year Requirements: Active security clearance Strong background in Linux engineering Experience supporting enterprise Linux platforms in public sector secure environments Extensive knowledge of system stability, performance, security, and troubleshooting across a range of Linux-based services Significant experience in delivering Linux-based development activities Experience building and maintaining development environments Experience containerising applications and services Desirable qualifications: RHCSA - Red Hat Certified System Administrator, Red Hat Certified Engineer, or LFCS - Linux Foundation Certified System Administrator Responsibilities: Provide support for Linux infrastructure in secure environments Ensure system stability and performance across Linux platforms Troubleshoot any issues that arise in Linux-based services Deliver Linux-based development activities Build and maintain development environments Containerise applications and services as required Collaborate with cross-functional teams to enhance infrastructure solutions Technologies: Support Linux Security DevOps More: We are Summer-Browning Associates, currently supporting our central government client in Milton Keynes. We are seeking a Senior Linux Infrastructure Engineer for an initial six-month assignment, with the option to extend. Our team values strong expertise in Linux engineering and offers a hybrid working environment. last updated 9 week of 2026