Senior Linux System Administrator (DV Cleared)

Salt; Reading; Sur place; GBP 70 000 - 100 000; Plein temps

Avantages offerts par ce poste

DV allowance

Bonus 10%

Pension

On-site

Résumé du poste

Salt is seeking a Senior Linux System Administrator to join a secure, large-scale big data platform for a UK critical national infrastructure programme in Reading. You will administer Linux servers, manage VMware vSphere/ESXi, and craft automation using Ansible, plus Bash scripts in a high-security environment.

Active DV security clearance is essential. The role is onsite with some Friday work-from-home, offering a generous salary, DV allowance and a bonus up to 10%.

Qualifications

• Strong Linux administration experience (RHEL/ Rocky Linux or similar).
• VMware vSphere/ESXi administration experience.
• Proficient in Ansible or equivalent automation tools.
• Bash/shell scripting and automation.
• Solid troubleshooting across Linux environments.
• Experience with networking, storage, and permissions.
• Familiar with CI/CD pipelines and secure IT infrastructure.

Responsabilités

• Administer, maintain and optimise Linux server environments across production and development platforms.
• Manage VMware vSphere/ESXi infrastructure, including virtual machines, resource allocation and host configuration.
• Develop and maintain automation using Ansible or equivalent tools to streamline deployments, configuration and routine tasks.
• Develop and maintain Bash and shell scripts.
• Troubleshoot complex Linux, networking, storage, permissions and performance issues.
• Support secure IT infrastructure and CI/CD environments.
• Support interoperability with Windows Server environments where required.

Connaissances

Linux administration

VMware vSphere/ESXi

Ansible

Bash scripting

Troubleshooting

Networking

Storage

CI/CD

IT security

Description du poste

Senior Linux System Administrator – DV Security Clearance (London or Reading)

Title: Senior Linux System Administrator

Client: Leading UK Telecommunications Organisation

Employment: Permanent

Location: Reading

Salary: £70,000–£100,000, plus a £5,000 DV allowance and a bonus of up to 10%

Working pattern: Onsite, with the option to work from home every other Friday

Hours: 37.5 hours per week

Applicants must hold active and valid Developed Vetting (DV) security clearance to be considered for this opportunity. Unfortunately, applications from candidates without current DV clearance cannot be progressed.

An opportunity is available for a DV Cleared Senior Linux System Administrator to join a specialist security team supporting a secure, large-scale big data platform for a UK critical national infrastructure programme.

The platform supports a suite of cutting-edge cybersecurity and data science tools, with the team using DevOps methodologies to deliver continuous improvements in response to evolving security requirements.

Key Responsibilities

• Administer, maintain and optimise Linux server environments across production and development platforms
• Manage VMware vSphere/ESXi infrastructure, including virtual machines, resource allocation and host configuration
• Develop and maintain automation using Ansible or equivalent tools to streamline deployments, configuration and routine tasks
• Develop and maintain Bash and shell scripts
• Troubleshoot complex Linux, networking, storage, permissions and performance issues
• Support secure IT infrastructure and CI/CD environments
• Support interoperability with Windows Server environments where required
• Contribute to continuous improvements across a highly secure big data platform

Essential Skills

• Strong Linux administration experience with RHEL, Rocky Linux or similar
• VMware vSphere/ESXi administration
• Ansible or equivalent infrastructure automation tools
• Bash/shell scripting
• Strong troubleshooting skills across Linux environments
• Networking, storage and permissions
• CI/CD environments and methodologies
• IT infrastructure and security experience

Desirable Skills

• Experience supporting large-scale or complex infrastructure environments
• Experience working within DevOps environments
• Windows Server knowledge
• Experience supporting secure or highly regulated environments
• Exposure to big data, cybersecurity or data science platforms

Benefits

• Bonus of up to 10%
• £5,000 annual DV allowance while working in a role requiring DV clearance
• Pension scheme with 5% employee and 10% employer contribution
• Private GP access for you and your immediate family
• Enhanced maternity, paternity and adoption leave
• Paid carers leave
• Holiday purchase scheme
• Optional healthcare, dental and gym benefits

Important Information

• Applicants must hold active and valid DV clearance
• Applicants must be UK residents
• No visa sponsorship is available for this role
• This role is predominantly on-site, with no fully remote or hybrid option