HSS - Linux System Administrator

Job Description:

Linux System Administrator

Security Requirements

Due to the nature of the work and the customers we support, successful candidates must be eligible to meet UK Government and contractual security requirements, including applicable residency requirements, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where necessary to meet security obligations.

Location & Working Pattern

This is a fully onsite position, based at the customer location five days per week. Due to customer requirements, hybrid and remote working are not available for this role.

About DXC Technology

At DXC Technology, delivering excellence for our customers and colleagues is more than just a motto, it is something we strive towards every day. We provide mission-critical services in secure environments whilst promoting a people-first culture, a strong sense of community, and a healthy work-life balance.

Our success is driven by talented people who bring fresh ideas, collaborate to solve complex challenges, and continuously look for better ways of working. In return, we provide opportunities to learn, develop, and build rewarding careers within a global technology organisation.

DXC is committed to building diverse and inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive and accessible environment where everyone can thrive.

The Role

At DXC, one of our platinum accounts has exciting opportunities for Linux Administrators at various experience levels.

Working as part of a highly skilled technical team, you will help support and maintain critical Linux infrastructure that underpins essential customer services. This is an opportunity to work in a complex enterprise environment where no two days are the same, giving you exposure to a wide range of technologies, challenges, and continuous learning opportunities.

We're looking for individuals who enjoy problem solving, thrive in collaborative environments, and are passionate about delivering excellent service. Whether you're troubleshooting issues, improving system performance, automating manual processes, or helping drive service improvements, you'll play an important role in maintaining secure, reliable, and high-performing Linux environments.

You'll be encouraged to bring new ideas, share knowledge with colleagues, and contribute to the continuous improvement of both our services and technical capabilities.

Key Responsibilities

• Provide first and second-line support for infrastructure incidents, requests, and problems.
• Administer, support, and maintain enterprise Linux environments.
• Monitor system performance, availability, and capacity to ensure stable service delivery.
• Perform system patching, upgrades, and maintenance activities.
• Troubleshoot and resolve Linux operating system and infrastructure issues.
• Create and maintain technical documentation and operational procedures.
• Ensure compliance with operational processes, policies, and security standards.
• Identify opportunities for automation and continual service improvement.
• Collaborate with technical teams and stakeholders to deliver effective solutions.

Skills & Experience

Essential

• Experience administering Linux operating systems such as RHEL, Ubuntu, Debian, or SUSE.
• Strong troubleshooting and problem-solving skills.
• Experience working within ITIL-based service environments.
• Excellent communication, organisational, and time-management skills.
• Experience with Bash scripting and Linux command-line administration.
• A proactive approach to identifying and resolving issues.
• Ability and willingness to work onsite at the customer location five days per week.

Desirable

• Ansible, Terraform, Puppet, or Chef.
• Python and Git.
• AWS cloud experience.
• VMware, KVM, Docker, Podman, or Kubernetes.
• Infrastructure as Code (IaC) and automation experience.
• Linux performance tuning and monitoring tools.

What We Offer

• Competitive salary and pension scheme.
• DXC Select flexible benefits package.
• Private medical insurance options.
• Employee discounts and recognition programmes.
• Training, certifications, and career development opportunities.
• A supportive, collaborative, and inclusive working environment.
• The opportunity to work with modern technologies in enterprise-scale environments.

Join DXC Technology

If you're passionate about Linux technologies, enjoy solving technical challenges, and want to work on critical systems that make a real impact, we'd love to hear from you.

Join DXC Technology and help deliver secure, reliable, and innovative services for some of our most valued customers while building your career with a global technology leader.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here .