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Senior DevOps Engineer (DefenceTech)

Sigma Software


Job Location:

Lviv - Ukraine

Monthly Salary: Not provided by the employer
Posted: 5 November 2026 (Yesterday)
Application Deadline: 2 February 2027
Vacancies: 1 Vacancy

Job Summary

  • 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

Qualifications :

  • 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

WILL BE A PLUS

  • 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

Additional Information :

PERSONAL PROFILE

  • Strong ownership mindset and ability to work independently in a high-responsibility environment
  • Attention to detail and operational reliability
  • Passion for automation infrastructure resilience and continuous improvement

Remote Work :

No


Employment Type :

Full-time


About Company

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At Sigma Software, we are involved with the clientÂ’s team to contribute to the design and development of a technical solution for their tokenized domain reservation platform. We started by assigning a software architect to design the smart contracts and integrate blockchain into the s ... View more

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