Senior Solaris Systems Specialist – Legacy & Migration Expert

UK Atomic Energy Authority; Culham; On-site; GBP 51,000 - 63,000; Full time

Benefits offered by this job

Pension scheme

Bonus up to 7%

Relocation allowance

Flexible working options

Job summary

UK Atomic Energy Authority seeks a Solaris Systems Specialist to provide technical direction and assurance for Solaris platforms, ensuring secure, stable operation of legacy systems while supporting scientific and operational requirements.

The role blends Solaris administration, scripting, and legacy application maintenance, with hands-on engineering and risk management to reduce operational and security gaps.

Qualifications

• A STEM degree or equivalent professional experience.
• Extensive Solaris 10/11 administration experience.
• Strong Solaris Zones and system virtualization experience.
• Proven skills in scripting (Bash, Python, Perl, AWK, C, Fortran).
• Experience supporting in-house or tightly coupled UNIX applications.

Responsibilities

• Act as technical SME for Solaris platforms, guiding lifecycle and resilience.
• Administer and troubleshoot Solaris 10/11 environments including Zones, ZFS, and NFS.
• Design, develop, and maintain system-level tooling and scripts (Bash, C, Fortran, AWK, Perl, Python).
• Maintain and adapt in-house applications within UNIX/Solaris environments.
• Investigate incidents, determine root causes, implement long-term fixes.
• Identify risks from legacy infrastructure and technical debt.
• Support platform migrations, replacements, and decommissioning activities.
• Contribute to security, audits, and risk-based decisions.

Skills

Solaris

Solaris Zones

ZFS

NFS

Bash

C

Fortran

AWK

Perl

Python

SQL

LDOMs

Education

Degree in a STEM discipline

Tools

Solaris 10/11

Solaris Zones

ZFS

Job description

UK Atomic Energy Authority seeks a Solaris Systems Specialist to provide technical direction and assurance for Solaris platforms, ensuring secure, stable operation of legacy systems while supporting scientific and operational requirements.

The role blends Solaris administration, scripting, and legacy application maintenance, with hands-on engineering and risk management to reduce operational and security gaps.