About Sigma

Sigma believes that truth and trust can change the world. Our platform helps organizations create, send and verify licenses, credentials and other people-based statements of truth, known as Merits. Members in turn benefit by taking control of their valuable personal information while shaping their future based on the opportunities that they are uniquely qualified for.


The role

Sigma is looking for an SRE who is highly motivated to jumpstart and lead our cloud infra team. You will be tightly integrated with our engineering team and will drive monitoring, incident response, capacity planning, scaling and managing our GCP infrastructure, along with supporting our Engineering team with release activities. If you’re interested in building and managing robust cloud infrastructure that powers Sigma’s global platform and you have what it takes to work in a dynamic and fast-paced environment, we want to hear from you!


  • Provision highly available and scalable resources on Google Cloud Platform. Sigma uses Docker, Kubernetes, Pub/sub, Datastore and BigQuery
  • Design and build multiple environments and multi-region architectures to provide very high availability
  • Design and build continuous integration systems that scale
  • Design and build monitoring systems that can handle millions of metrics/day. Use tools like Prometheus and OpenTracing to improve our infrastructure as we scale
  • Design and build backup & recovery systems
  • Actively participate in security audits and resolve security issues with utmost urgency


  • 5+ years of experience in managing cloud infrastructures as DevOps, Infrastructure Engineer or SRE on GCP or AWS
  • Solid understanding of modern cloud architectures such as virtualization, data stores, message queueing
  • Solid scripting experience and automation
  • Experience in automated provisioning and maintenance of Linux systems
  • Experience with Docker and Container Orchestration such as Kubernetes or Swarm
  • Familiarity with common development tools such as Git, Maven, Jenkins, etc.
  • Solid understanding of deployment methodologies like Blue/Green, Canary, etc.
  • Familiarity with standard security practices such as encryption, certificates, key management, etc. is plus
  • Experience at a small company or as the first cloud infra engineer is a great plus
  • Degree in computer science or equivalent work experience

At Sigma, we don’t just accept difference—we celebrate, support, and value it for the innate benefit of our employees, the competitive advantage of our products, and the strength of the communities we are a part of. Sigma is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or veteran status. We will do our best to accommodate any disabilities or special needs you may have.


To apply, please click below or for questions email us at jobs@sig.ma.