Job

Job

3rd Line Linux Engineer

Job type:Perm
Town/City:Stevenage
County:Hertfordshire
Salary/Rate:£55000 - £60000 per annum
Business Sector:IT
Job ref:BBBH153584
Post Date:December 09, 2025

3rd Line Linux Engineer

+Permanent opportunity

+On site in Stevenage

+SC cleared role - must be eligible for clearance

+£55,000 - £60,000 plus benefits

Skills:

+Minimum 2 years experience with Linux

+3rd Line support

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.

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

Role Benefits

  • Career Development: Be part of a team that values continuous learning.
  • Skill Growth: Work with diverse technologies across various contracts.
  • Collaboration: Join a skilled, supportive team, mentoring colleagues and solving complex challenges.

If you'd like to discuss this 3rd Line Linux Engineer role in more detail, please send your updated CV to chloeriz1@gmail.com and I will get in touch.