Job Description



Category

Information Technology

Job Location

Denver, Colorado

Tracking Code

CTO 5158-585

Position Type

Full-Time/Regular

CALIBRE is an employee-owned mission focused solutions and digital transformation company. We are seeking a Senior Infrastructure Engineer to design, deploy, and secure cloud-native and Kubernetes-based platforms for government clients. This role includes supporting Spectro Cloud Kubernetes installations in classified and air-gapped environments. You will be instrumental in building and automating Linux and hybrid cloud infrastructure to enable secure and scalable mission outcomes.

This position can be based in Melbourne, FL; Huntsville, AL; Denver, CO; or Salt Lake City, UT

Key Responsibilities

  • Architect and deploy secure, scalable Linux and Kubernetes infrastructures for government environments.
  • Guide client teams on cloud adoption, infrastructure modernization, and DevSecOps best practices.
  • Implement automation using Ansible, Terraform, and CI/CD tools to streamline infrastructure operations.
  • Ensure compliance with cybersecurity frameworks such as STIG, RMF, and related DoD requirements.
  • Troubleshoot and optimize performance across complex, distributed systems.
  • Mentor client teams on Kubernetes operations, infrastructure automation, and secure cloud practices.

Required Skills

  • Strong experience in Linux infrastructure and cloud-native environments
  • Hands-on Kubernetes administration (2+ years)
  • CI/CD pipeline development and management (3+ years) using GitLab, Jenkins, ArgoCD, etc.
  • Automation expertise with Ansible, Terraform, Python, and Bash
  • Experience securing and troubleshooting distributed systems
  • Knowledge of DoD security frameworks (STIG, RMF)
  • Strong communication and mentoring abilities
  • DoD 8570 IAT Level II certification (Security+ or equivalent)

Required Experience

  • U.S. Citizenship
  • 8+ years of infrastructure engineering experience
  • 2+ years of Kubernetes administration
  • 3+ years of CI/CD pipeline work
  • Willingness and ability to travel up to 50%

Preferred Experience

  • Experience with Spectro Cloud Kubernetes
  • VMware and Windows infrastructure in hybrid environments
  • Familiarity with RMF and ATO processes
  • Certifications such as CKA, CKAD, RHCE, AWS, Azure
  • GitOps tools (ArgoCD, Flux)
  • Exposure to edge computing and air-gapped deployments

CALIBRE and its subsidiaries are an Equal Opportunity Employer and supports transitioning service members, veterans and individuals with disabilities. We offer a competitive salary and full benefits package. To be considered, please apply via our website at www.calibresys.com. Come join our dynamic team. #CALIBRECareers


Job Details

Role Level: Mid-Level Work Type: Full-Time
Country: United Arab Emirates City: Dubai
Company Website: http://www.calibresys.com Job Function: Information Technology (IT)
Company Industry/
Sector:
Business Consulting and Services

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