Senior Linux and UNIX Systems Administrator – DevOps Infrastructure

You will be working for a client who is a leader in enterprise IT solutions within highly regulated industries, driving digital transformation of core enterprise services through automation and innovative technologies.

• 6+ years of Linux server administration experience, primarily with RHEL, in enterprise environments.
• Industry-standard UNIX certifications.
• Proven expertise in Linux architecture including volume managers, multipathing, and kernel tuning.
• Strong scripting skills in Shell, Perl, and Python.
• Extensive troubleshooting experience with Veritas Volume Manager and Veritas Cluster Server.
• Solid infrastructure background with x86 hardware, virtualization (VMware, Citrix, Hyper-V), and storage (NAS, EMC SAN, replication).
• Operational knowledge of networking concepts (TCP/UDP, LAN/WAN, F5, firewalls, Cisco).
• Experience in highly regulated or major enterprise environments like Financial Services.
• Familiarity with DevOps/configuration management tools such as Ansible, Puppet, and Chef.
• Excellent communication and collaboration skills.
• Strong self-management and prioritization skills under pressure.
• Understanding of operational disciplines; knowledge of ITIL concepts is beneficial.

Nice to have:

• Experience with SLES and Solaris x86/SPARC.

• Configure, deliver, and support Linux (RHEL) and Solaris server environments within a DevOps framework.
• Collaborate with application and DevOps teams to deploy and maintain centrally provided services ensuring stability and reliability.
• Provide ongoing operational support across live and non-live environments, maintaining SLAs and improving service quality.
• Drive automation initiatives by scripting with Shell, Perl, and Python to streamline routine tasks.
• Advise on UNIX/Linux design best practices throughout project cycles.
• Develop and update standards and procedures for capacity management and SLA review.
• Analyze, document, and implement change requests translating business requirements into technical solutions.
• Support incident troubleshooting, conduct root cause analysis to prevent recurrence, and improve system stability.
• Work closely with infrastructure, application, and support teams, providing expert guidance and consultancy.

Only candidates with an existing legal right to work in the European Union will be considered for this role.