Monitor secure cloud and enterprise environments for availability, performance, and security
Resolve Tier 1–3 service requests and escalate complex issues when needed
Provision tenant VPCs, roles, permissions, and access
Administer Linux and Windows systems, including Active Directory
Maintain AWS services, containers, and Kubernetes-based platforms
Automate infrastructure and operational processes using Bash, Ansible, YAML, Terraform, or similar tools
Support infrastructure as code within DevSecOps and continuous-delivery workflows
Troubleshoot network, platform, and system issues
Strengthen documentation, operating procedures, and service performance
Provide occasional weekend or holiday coverage based on mission needs
What You Bring
Bachelor’s degree in information technology or a related field with 3+ years of relevant experience, or 6+ years of IT systems administration experience in place of a degree
3+ years supporting the operation and maintenance of secure information systems
3+ years working with Linux operating systems and command-line interfaces
3+ years supporting AWS and container technologies
3+ years administering Windows environments and Active Directory
3+ years using Bash, Ansible, YAML, or similar scripting and configuration tools
1+ year working with infrastructure as code and DevSecOps or continuous-delivery environments using tools such as Terraform
1+ year supporting Kubernetes or comparable platform-as-a-service technologies
Ability to obtain the required DoD IAT Level II baseline certification, such as Security+, and an applicable AWS certification within 30 days of starting
Why Rackner
At Rackner, you will build and support technology that enables critical defense and public-sector missions.
You will work across more than routine systems administration. This position combines cloud operations, platform support, infrastructure automation, troubleshooting, and security within a modern AWS and DevSecOps environment.
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Rackner has delivered more than $30 million in recent federal awards and supports mission-critical work across defense, civilian, and public-sector environments. We are looking for an infrastructure professional who can build on that momentum by strengthening reliability, improving operational processes, and helping secure platforms remain available when they matter most.
Benefits & Professional Growth
Competitive compensation
Company-supported certifications aligned with current and future program work
401(k) with 100% company match up to 6%
Medical, dental, vision, life, and disability coverage
Paid time off and company holidays
Fitness and wellness reimbursement
Weekly pay schedule
Professional development and future growth opportunities
Apply
If you are a cleared cloud, systems, or DevSecOps professional who wants broader ownership across AWS, Linux, infrastructure automation, and Kubernetes, we would like to hear from you.
Rackner is an equal opportunity employer. We consider qualified applicants without regard to race, color, religion, sex, national origin, age, disability, veteran status, genetic information, or any other characteristic protected by applicable law.
About Rackner
Technology
Rackner is a cloud-native consultancy and Kubernetes Certified Service Provider delivering DevSecOps and AI solutions for startups and US federal agencies.