Site Reliability Engineer

Overview

In 2019, our founders were working as engineers solving complex cross domain problems within government organisations. Twin Stream 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.

Salary: £65,000 - £95,000 DOE and clearance

Location:

Hybrid working in Bristol (occasional visits to other sites) with possible 24/7 call out when on rota

Security Clearance:
Eligible for DV Clearance

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.

• 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

• 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, Open Shift or Docker Swarm)
• Experience both using and maintaining CI / CD tools (such as Jenkins or similar)
• Experience with monitoring tools such as Influx
  
  DB, Prometheus or Grafana
• Experience of event-driven integration with MQ messaging (Rabbit
  
  MQ 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

• 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. Includes dental and optical care for you and your family.
• Learning and Development: Annual training budget of £1,000 for everyone.
• Flexible Working: Flexibility is part of our culture; we support balancing work with home life.
• Electric Vehicle Scheme: Salary sacrifice company car leasing program.
• Holidays: 25 days of annual leave plus bank holidays.
• Team Events: Quarterly meetings, Christmas and summer parties.
• Additional Benefits: Life assurance and cycle-to-work scheme.
• Further Information: Any job offer is contingent upon successful completion of security screening.
• Equal Opportunity: Twin Stream is an equal opportunity employer. We celebrate diversity and are committed to fostering an inclusive environment.