Site Reliability Engineer in Farnborough

Work on Technology That Protects What Matters. At SiXworks, we build secure digital solutions that support Defence and National Security missions. Our teams work on complex problems where reliability, security, and speed of innovation matter. We’re looking for a Site Reliability Engineer who enjoys solving difficult technical challenges and wants their work to have real operational impact.

What You’ll Do

• Work closely with Platform and Infrastructure Engineers, project stakeholders and operational support teams to bring requirements through the Proof-of-Concept stage, and into a production ready deployment.
• Automation and security are key factors when designing, developing and deploying reliable and resilient Infrastructure in both our internal and customer environments.
• Part of the team responsible for Delivering, Upgrading and Maintaining Core Service and Project platforms, systems and automations.
• Develop and maintain SiXworks Core monitoring and management platforms.
• Help ensure the required monitoring is in place and of good quality.
• Work closely with engineers, developers, operations, QA etc. in the design, hardening and optimisation of products and platforms.
• Help in the architecture and design of new deployments and services.
• Design and Deploy proof of concept (PoC) for new technologies and services, as well as bring them to production.
• Conduct security risk, vulnerability assessments and hardening on developed or installed solutions.
• Design, build and maintain automation tooling.
• Work with automation tools and other technologies to improve performance, deployment procedures and reliability of solutions.
• Analyse, diagnose, and solve performance issues on various software such as Linux, Docker, Ansible, Terraform, Kubernetes, etc.
• Work to ensure and build that the required documentation is in place and of good quality.
• Help and mentor other team members.
• Improve DevOps working practices to improve quality and service.

What We’re Looking For

We value people who take ownership, think critically, and enjoy working as part of a collaborative team tackling complex challenges. You don’t need to tick every box, but we’re particularly interested in people with skills/experience in:

• Linux and Windows OS and infrastructure.
• Very good knowledge of Linux administration (such as Ubuntu).
• Good Knowledge of a scripting language (such as Bash, PHP, Python, PowerShell).
• Good Knowledge of automation/DevOps tools (such as Ansible, Terraform, CI/CD, GIT etc).
• Good experience with Azure or similar public/on-prem cloud technologies and services.
• Excellent problem-solving skills.
• Willing to always learn and research new technologies.
• Willing to work in a fast-paced environment, on multiple projects concurrently.

Desirable Skills

• Problem solving complemented by good analytical and reasoning abilities.
• Experience in Infrastructure as Code (IaC) development life cycle and best practices.
• Awareness of security concerns and best practices.
• Configuration As Code (DSC, Ansible or similar).
• Infrastructure As Code (ARM Templates, Terraform).
• Continuous Inspection Tooling.
• Linux (RHEL/CentOS/Ubuntu) & Windows Server (2019/2022).
• Commercial-off-the-Shelf (COTS) Installation, Configuration and Automation.
• Containerisation (Docker, Podman) and Container Orchestration Systems (Kubernetes, Swarm).
• Configuration Management Tooling (GitLab or similar).
• Project/Issue Management Tooling (JIRA or similar).
• Cloud Providers (Azure/Azure Stack Hub).
• Application monitoring and alarms (Nagios, Splunk or similar).
• Strong communication and documentation skills (Confluence).
• Deployment and management of large-scale systems and estates.
• Ability to advocate DevOps principles, practices and philosophy.
• Understanding of Agile working principles and practices.
• Ability to work closely with project managers, operational support teams, and even directly with the customer.

Just as important are curiosity, strong problem solving ability, and the motivation to continuously improve how technology is designed and delivered.

About SiXworks

SiXworks is a specialist digital innovation partner delivering secure, mission-critical technology to Defence and National Security organisations. We focus on digital experimentation, secure-by-design architecture, cloud technologies, and rapid application development to help our customers move faster and stay ahead of evolving challenges.

Our team combines expertise from across technology, business, and operational backgrounds including the armed forces creating a collaborative environment where practical thinking and innovation thrive.

Why Join Us

Our culture is guided by six principles: Agility, Security, Innovation, Quality, Collaboration and Inclusivity our North Star for how we work. SiXworks is a leading provider of secure digital solutions, specialising in digital experimentation and focused on fail-safe-fast cutting-edge technology solutions deployed in highly secure environments.

As an end-to-end digital innovation and delivery partner, we turn complex challenges into mission-critical digital advantages. This is a thrilling time for us, with ambitious plans for growth. We are looking for brilliant, experienced, driven and self-motivated people to join the team on our journey.

We offer competitive salaries and a package that supports your wellbeing and development, including 25 days annual leave + bank holidays, free Private Medical cover and Life Assurance, Generous pension (10% employer, 5% employee contribution), Bonus and Professional development and training support. In addition to secure parking, gym, café & restaurant on site and lots of open break out spaces.

A word on UK Security Clearance

Due to the secure nature of the position and working environment, you must have or be eligible to obtain Security Clearance.

Interested? Please apply!