Location: The role is fully remote initially, but we may put you through DV clearance and, once cleared, ask you to work onsite in Cheltenham 2–3 days a week at some point in the future.
Security Clearance: Eligible for SC and/or DV Clearance
The Role
As a Site Reliability Engineer, you’ll play a key role in designing, building, and maintaining resilient systems that support critical operations. You’ll work closely with cross-functional teams to ensure our platforms are scalable, secure, and reliable.
This is a hands‑on role where you’ll have the opportunity to influence technical direction, improve system performance, and contribute to meaningful projects.
What You’ll Be Doing
- Designing and maintaining reliable, scalable physical and virtual infrastructure
- Monitoring system performance and proactively resolving issues
- Automating processes using tools such as Ansible to improve efficiency and consistency
- Collaborating with engineers and stakeholders across the business
- Supporting continuous improvement of systems, tools, and practices
- Operating across the full infrastructure stack, from bare metal systems through to virtualised deployments and the applications running within them.
What We’re Looking For
We recognise that no one ticks every box. If your experience aligns with most of the below, we’d love to hear from you:
- Experience in Site Reliability Engineering, DevOps, or similar roles
- Strong knowledge of cloud platforms (e.g. AWS, Azure, or GCP)
- Experience with infrastructure as code and configuration management tools (e.g. Terraform, Ansible)
- Familiarity with CI/CD pipelines and automation practices
- Understanding of monitoring, logging, and alerting systems
- A collaborative mindset and a passion for problem‑solving
Company Benefits
There are many great reasons to join our team!
- Pension Plan - Secure your future with our competitive pension plan that offers an 8% employer contribution.
- Private Medical Healthcare - Your health and well-being are our top priorities. Enjoy comprehensive private medical healthcare, which includes dental and optical care for you and your family.
- Learning and Development - Your career is in your hands. We empower you to take charge of your own development, giving you the autonomy to shape your growth. To support this, everyone receives an annual training budget of £1,000.
- Flexible Working - We understand the importance of balancing work and life. Flexibility is not just a policy for us; it is part of our culture. We are passionate about helping you seamlessly integrate work with your home life.
- Electric Vehicle Scheme - Drive sustainability forward with our electric vehicle leasing scheme. You can take advantage of this initiative through a convenient salary sacrifice program.
- Holidays - Enjoy annual leave of 25 days, plus bank holidays, allowing you to recharge and spend time on what matters most.
- Team Events - We love celebrating our achievements! In addition to our quarterly meetings, you can look forward to our Christmas and summer parties—opportunities to relax, reflect, and have fun as a team.
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Senior Site Reliability Engineer in Cheltenham employer: Twinstream Limited
At TwinStream, we pride ourselves on being an excellent employer, offering a competitive salary and a comprehensive benefits package that includes 28 days of holiday, private healthcare, and a non-contributory pension. Our collaborative and inclusive work culture fosters employee growth through continuous learning opportunities, while the flexibility of remote work and a hybrid model post-2027 allows for a healthy work-life balance. Join us in Bristol to work on meaningful projects that make a difference within government organisations, all while being part of a supportive team dedicated to technical excellence.
