Site Reliability Engineer
Site Reliability Engineer

Site Reliability Engineer

Full-Time 36000 - 60000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Ensure the reliability and performance of cloud and on-prem infrastructure.
  • Company: TwinStream delivers technical excellence in defence and security sectors.
  • Benefits: Enjoy hybrid working, flexible hours, and a diverse, inclusive culture.
  • Why this job: Join a growing team making an impact in high-profile government projects.
  • Qualifications: Experience with configuration management, CI/CD tools, and cloud services required.
  • Other info: Security clearance is needed; we value diversity and inclusivity.

The predicted salary is between 36000 - 60000 £ per year.

In 2019, our founders were working as engineers solving complex cross-domain problems in defence and security organisations. TwinStream was formed to consolidate their collective expertise and experience into one business, providing technical excellence and exceptional service to their clients. We have teams working both on-site with clients and remotely from home.

Location: Hybrid working in Bristol with possible 24/7 call out when on rota

Security Clearance: Eligible for DV Clearance

About the role: Our cross-domain services are used in high profile government organisations. The demand for these services continues to grow in both scope and scale. We are seeking an experienced Site Reliability Engineer to help satisfy that demand. As an SRE you will be responsible for ensuring the availability, performance and cost effectiveness of these services. You will be working with multiple feature development teams and the BAU/Support team to define and evolve our cloud & on-prem infrastructure & delivery pipelines, improving system observability, demonstrating performance and capacity improvements and proactively identifying and mitigating reliability risks.

Key Responsibilities:

  • Collaborate with Software Engineers to improve reliability and performance in their subsystems
  • Partner with System Administrators in automating toil and eliminating alerts
  • Evolve observability and monitoring capabilities to identify and solve problems before they impact the business
  • Support development environments to help us achieve our delivery and quality goals
  • Research and evaluate technologies, tools and services to influence buy-vs-build decisions
  • Develop expertise in diverse technical and business domains
  • Expand your knowledge of the technical stacks used

Skills & Experience Required:

  • Experience using modern configuration management tools (such as Ansible, Chef or similar)
  • Experience working with Terraform
  • Experience working with docker containers & container orchestration tools (such as Kubernetes, OpenShift or Docker Swarm)
  • Experience both using and maintaining CI / CD tools (such as Jenkins or similar)
  • Experience with monitoring tools such as InfluxDB, Prometheus or Grafana
  • Experience of event-driven integration with MQ messaging (RabbitMQ or similar AMQP solution)
  • Good understanding of relational databases and SQL
  • Linux command line, administration and shell scripting
  • Working knowledge of network security protocols
  • Experience using, developing with and maintaining cloud hosting services (ideally AWS EC2, RDS, S3, Lambda)
  • Industry experience writing well-tested code in one of our platform languages (Java, Go, Python or similar)
  • Knowledge of cross domain principles & technologies
  • Experience of working in a service management environment
  • Practical applications of using observability patterns in previous systems
  • Creating and monitoring system availability metrics and using those to drive work that reduces downtime

Further Information: To meet the security requirements of certain clients and industries we serve, any job offer will be contingent upon the successful completion of a security screening process. At TwinStream, we take pride in being an equal opportunity employer. We celebrate diversity and are committed to fostering an inclusive environment where all individuals are valued and respected. We welcome applications from qualified candidates regardless of race, religion, disability, age, sexual orientation, or gender.

Site Reliability Engineer employer: Twinstream

At TwinStream, we pride ourselves on being an exceptional employer, offering a dynamic hybrid working environment in Bristol that fosters collaboration and innovation. Our commitment to employee growth is evident through continuous learning opportunities and the chance to work on high-profile projects within government organisations. With a strong focus on inclusivity and diversity, we ensure that every team member is valued, making TwinStream not just a workplace, but a community where your contributions truly matter.
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Contact Detail:

Twinstream Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Site Reliability Engineer

✨Tip Number 1

Familiarise yourself with the specific tools mentioned in the job description, such as Terraform, Docker, and CI/CD tools like Jenkins. Having hands-on experience or projects showcasing these technologies can set you apart during discussions.

✨Tip Number 2

Network with current or former employees of TwinStream on platforms like LinkedIn. Engaging in conversations about their experiences can provide valuable insights into the company culture and expectations, which you can leverage in your interviews.

✨Tip Number 3

Prepare to discuss real-world scenarios where you've improved system reliability or performance. Be ready to share specific examples that demonstrate your problem-solving skills and how you’ve used observability patterns in previous roles.

✨Tip Number 4

Stay updated on industry trends related to Site Reliability Engineering and cloud services. Being knowledgeable about the latest advancements can help you engage in meaningful conversations during interviews and show your passion for the field.

We think you need these skills to ace Site Reliability Engineer

Configuration Management Tools (Ansible, Chef)
Terraform
Docker Containers
Kubernetes
OpenShift
Docker Swarm
CI/CD Tools (Jenkins)
Monitoring Tools (InfluxDB, Prometheus, Grafana)
Event-Driven Integration (RabbitMQ, AMQP)
Relational Databases and SQL
Linux Command Line and Administration
Shell Scripting
Network Security Protocols
Cloud Hosting Services (AWS EC2, RDS, S3, Lambda)
Programming Languages (Java, Go, Python)
Cross-Domain Principles and Technologies
Service Management Environment Experience
Observability Patterns
System Availability Metrics

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights relevant experience and skills that align with the Site Reliability Engineer role. Focus on your experience with configuration management tools, CI/CD processes, and cloud services.

Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for reliability engineering and your understanding of the company's mission. Mention specific projects or experiences that demonstrate your ability to improve system performance and reliability.

Highlight Relevant Skills: In your application, emphasise your proficiency with tools like Terraform, Docker, and monitoring solutions such as Prometheus. Be specific about how you've used these tools in past roles to solve problems.

Showcase Problem-Solving Abilities: Provide examples of how you've proactively identified and mitigated reliability risks in previous positions. This could include instances where you improved observability or reduced downtime through innovative solutions.

How to prepare for a job interview at Twinstream

✨Showcase Your Technical Skills

Be prepared to discuss your experience with configuration management tools like Ansible or Chef, and demonstrate your knowledge of Terraform. Highlight any projects where you've used Docker containers or orchestration tools such as Kubernetes, as these are crucial for the role.

✨Understand the Company’s Mission

Familiarise yourself with TwinStream's background and their focus on providing technical excellence in defence and security. Understanding their mission will help you align your answers with their values and show that you're genuinely interested in the company.

✨Prepare for Scenario-Based Questions

Expect questions that assess your problem-solving skills in real-world scenarios. Be ready to explain how you've improved system reliability or performance in previous roles, and how you would approach similar challenges at TwinStream.

✨Demonstrate Collaboration Skills

As an SRE, you'll be working closely with software engineers and system administrators. Share examples of how you've successfully collaborated with cross-functional teams in the past, and emphasise your ability to communicate technical concepts clearly.

Site Reliability Engineer
Twinstream
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  • Site Reliability Engineer

    Full-Time
    36000 - 60000 £ / year (est.)

    Application deadline: 2027-03-22

  • T

    Twinstream

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