3rd Line Linux Engineer

3rd Line Linux Engineer

Location: Stevenage

Salary: £60k + 3% bonus + 10% allowance + excellent benefits

Clearance: Candidate must be willing and eligible to go through SC and then DV security clearance for this role

I am looking for a Senior Linux Engineer for a client of mine who are a leading IT systems integrator operating within the UK defence sector. You will be part of a critical defence project delivering superior Linux Support alongside a group of skilled experts, each contributing across multiple contracts to ensure robust Linux solutions.

This position offers an exceptional opportunity to enhance your specialist expertise within a dynamic and evolving sector. Our core objective is to design, implement, and maintain secure and reliable Linux environments.

Benefits

• Salary up to £60,000 pa
• 3% Company bonus
• 10% allowance (paid monthly) once you have gained DV Clearance
• Company match pension contribution up to 10%
• Excellent health and wider benefits package

Responsibilities

• As a Senior Linux Engineer, you will leverage your background with Linux-based clusters to support a high-performance computing platform aligned with rigorous security standards.
• Strong stakeholder management and customer skills, willing to work onsite.
• Ambitious and committed to personal growth.
• Automation-focused, eager to enhance scripting (BASH, Python, Ansible).
• Customer service, infrastructure support, or network administration experience is beneficial.
• Support Linux Infrastructure across multiple contracts.
• Share expertise within the team and implement best practices.
• Help define operational processes and resolve escalations.
• Build strong relationships with customers and internal teams.
• Occasionally assist with pre-sales or future system designs.

Required Skills & Experience

• Red Hat Certified Engineer or equivalent experience.
• Strong stakeholder management and communication skills
• Strong intra and inter team communication skills
• Strong experience with Linux administration and support across several different distributions
• Experience with Linux in an integrated Windows / Active directory environment
• Experience with Linux automation systems such as Ansible
• Experience with Linux scripting across several different languages - preferably Bash, Python and at least one other
• Experience of Clustered environments and cluster orchestration tools
• Experience of clustered, parallel file systems, such as Lustre
• Knowledge of HPC management systems, such as Bright
• Network administration, such as Mellanox InfiniBand mesh and Ethernet networks
• Storage administration, such as: DDN, NetApp, IBM, or Dell EMC
• Experience managing batch scheduling systems, such as, PBS Pro, Slurm, SGE/UGE, Microsoft Scheduler