Senior OpenShift Systems Administrator​/DevOps Engineer

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Full Time Tullahoma, TN, US

8 days ago Requisition

WE ARE ARCARITHM
, and we are changing the world!

If you are ready to grow your career and change the world with us, then join the Arcarithm team!

We are located in beautiful, downtown Huntsville, AL, one of the fastest growing cities in the U.S.! At Arcarithm, we cultivate and foster an environment of integrity, open communication, work life balance, and career development. We are committed to investing in our employees by offering comprehensive health insurance options, a generous 401K plan, competitive salaries, continuous career growth opportunities, flexible schedules including remote work, mentoring and performance incentives.

Arcarithm is currently seeking top talent in the areas of full stack software development, artificial intelligence, optimization, and data analytics. You will work in a dynamic and challenging environment alongside our customers which include Lockheed Martin, General Dynamics, Northrop Grumman, Raytheon, US Army, US Navy, US Air Force, the Missile Defense Agency, and NASA on cutting edge technologies including machine learning, augmented and virtual reality, big data analytics, and more!

We are excited to continue to change and improve the world through innovation and technology!

Contact us today to hear more about Arcarithm and all we offer!

Arcarithm is seeking a Senior Open Shift Systems Administrator / Dev Ops Engineer to support the modernization and sustainment of mission-critical systems for the Air Force at Arnold Engineering Development Complex (AEDC). The selected candidate will be responsible for the administration, maintenance, automation, and optimization of Red Hat Open Shift environments supporting enterprise applications, data platforms, AI/ML solutions, and cloud-native services.

The ideal candidate will possess extensive experience with Open Shift, Kubernetes, containerized workloads, Infrastructure as Code (IaC), CI/CD automation, and enterprise Linux administration. This role will work closely with software developers, cybersecurity personnel, cloud engineers, and system administrators to deploy and maintain secure, scalable, and highly available environments.

• Administer, maintain, and troubleshoot Red Hat Open Shift clusters in development, test, and production environments.
• Deploy, manage, and optimize containerized applications using Kubernetes and Open Shift technologies.
• Build and maintain CI/CD pipelines supporting automated build, testing, security scanning, and deployment activities.
• Develop and maintain Infrastructure as Code (IaC) solutions using tools such as Terraform and Ansible.
• Support deployment and operation of cloud-native applications and microservices architectures.
• Manage Linux-based infrastructure including Red Hat Enterprise Linux (RHEL) servers and virtualized environments.
• Implement and maintain container security best practices, image scanning, vulnerability remediation, and compliance requirements.
• Collaborate with cybersecurity teams to support RMF controls, STIG compliance, vulnerability remediation, and security hardening efforts.
• Support monitoring, logging, and observability platforms including Prometheus, Grafana, Elastic Stack, or similar technologies.
• Troubleshoot application, infrastructure, networking, storage, and container orchestration issues.
• Support database deployments and integrations within containerized environments.
• Develop automation scripts and tooling using Python, Bash, Power Shell, or similar languages.
• Create and maintain technical documentation, architecture diagrams, operational procedures, and deployment runbooks.
• Participate in system upgrades, patching activities, disaster recovery planning, and incident response efforts.

• Bachelor's degree in Computer Science, Information Systems, Engineering, or related field.
• 4-10 years of experience administering enterprise Linux environments.
• 3+ years of hands-on experience with Kubernetes and/or Red Hat Open Shift.
• Experience deploying and managing containerized workloads in production environments.
• Experience with Infrastructure as Code (Terraform, Ansible, or similar tools).
• Experience building and maintaining CI/CD pipelines.
• Strong knowledge of Linux system administration and troubleshooting.
• Experience with Git-based source control and Dev Ops workflows.
• Experience supporting cloud or hybrid-cloud environments.
• Active Secret Security Clearance.
• Security+ certification or ability to obtain within 90 days.

• Experience…