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Sigma Software

Global software development and IT consulting

Senior DevOps Engineer

Cloud EngineeringConfirmed live in the last 24 hours
Full-timeLviv, UkraineNo salary listedIn-person

About the Job

Requirements

  • At least 5 years of commercial experience in DevOps, cloud infrastructure, or site reliability engineering.
  • Strong hands-on experience with AWS services, including Organizations, IAM, S3, RDS, AWS Backup, KMS, and EKS.
  • Deep understanding of AWS multi-account architecture and cloud security best practices.
  • Production-level experience with Terraform, including modules, remote state management, and multi-environment deployments.
  • Strong practical experience with Kubernetes and Helm.
  • Solid Linux administration skills.
  • Experience with automation and scripting using Bash and/or Python.
  • Proven experience implementing backup and disaster recovery strategies in production environments.
  • Hands-on experience performing production data restoration and validating RTO/RPO metrics.
  • Experience writing technical documentation and operational runbooks in English.
  • Understanding of cloud security principles and infrastructure resilience practices.
  • At least an intermediate level of English.

Responsibilities

  • Design, implement, and maintain scalable AWS-based infrastructure across multi-account environments.
  • Develop and support Infrastructure as Code solutions using Terraform modules and reusable configurations.
  • Configure and standardize backup and disaster recovery processes for cloud services and SaaS platforms.
  • Implement secure backup strategies, including cross-account replication, encryption, Object Lock (WORM), and isolated backup environments.
  • Perform restore testing for databases and critical systems and validate real RTO/RPO indicators.
  • Create and maintain operational documentation, runbooks, and technical procedures in English.
  • Automate infrastructure and operational processes using Bash and/or Python.
  • Manage and support Kubernetes clusters and Helm deployments.
  • Monitor backup jobs and infrastructure reliability and configure alerting mechanisms.
  • Collaborate with internal DevOps teams through merge request workflows and infrastructure reviews.
  • Assess and improve cloud infrastructure resilience and security posture.

Desired Qualifications

  • Experience with GitLab APIs, export, and repository mirroring.
  • Experience with SaaS backup solutions.
  • Experience backing up Microsoft 365 environments.
  • Familiarity with security-focused or high-availability infrastructure environments.
  • Experience working in DefenceTech or other mission-critical domains.

About the Company

Sigma Software

Global software development and IT consulting

Sigma Software provides software development services and IT consulting to more than 170 clients worldwide. It builds large-scale software solutions and guides startups from concept to a ready product, across industries such as banking, automotive, advertising, telecommunications, cybersecurity, gaming, aviation, real estate, and healthcare. The company works by deploying teams of skilled engineers and consultants, delivering projects through global delivery centers and emphasizing clear communication, flexibility, and alignment with clients’ business goals. Sigma Software differentiates itself with recognition as a top outsourcing firm (IAOP World’s Top 100 Outsourcing), a wide geographic footprint, and the ability to take projects from idea through production for both established enterprises and startups. Its goal is to help clients achieve their business objectives by delivering reliable software products and expert IT advice on time and within scope.

Company size
1,001-5,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Stockholms kommun, Sweden
Founded
2002

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