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.

