Kubernetes Full-Stack Engineer - Clearance Required

Clearance Required

Join a high-impact team of engineers at Aberdeen Proving Ground (APG) supporting cutting-edge national security and defense programs. As a Kubernetes Full Stack Engineer, you'll be at the forefront of modern Dev Sec Ops , designing, hardening, and deploying containerized workloads on bare‑metal and cloud infrastructure that directly enables mission success. If you thrive in a fast‑paced, hands‑on environment where your work genuinely matters, this is your role.

A typical day has you working across a collaborative engineering team, automating Linux deployments, tuning Kubernetes clusters, building CI/CD pipelines with ArgoCD, and helping users solve real deployment challenges on‑site at APG and associated labs. You'll own your work end‑to‑end, bring creative solutions to complex infrastructure problems, and grow your skill set every day alongside engineers who are just as passionate about the mission as you are.

• Hands‑on Linux (RHEL) administration, automation, and troubleshooting.
• Hands‑on container development, building, and deployment (Docker, Podman, containerd, CRI‑O).
• Hands‑on Kubernetes deployment and administration (K8s, K3s, RKE2, etc.).
• Linux OS hardening experience (DOD STIG/SRG application).
• Container hardening experience (DOD STIG/SRG application).
• CI/CD pipelines and Dev Sec Ops  practices and implementations (e.g., ArgoCD).
• Experience deploying Linux OS to x86‑based commercial hardware.
• Bash, Python scripting.
• Experience using software configuration management (SCM) tools and frameworks such as Git, Git Lab, Bitbucket.
• Experience using project management/tracking tools such as Jira, Confluence, Wiki.
• Ability to provide Tier 2 (advanced) system deployment support to users both virtually and in‑person at APG and associated labs.

• Familiarity with AWS, Azure, GCP and deployment, administration, maintenance of cloud‑based workloads.
• Automated test frameworks (JUnit, Eggplant, Cypress.io, etc.).

• Ability to work as part of a team and take ownership of tasks through completion.
• Ability to support on‑site work at APG 4‑5 days per week.
• Ability to travel up to 25%.
• Willingness to learn, grow, and have fun as part of a team.

• Certified Kubernetes Administrator (CKA)
• Red Hat Certified Systems Administrator (RHCSA)
• CompTIA Security+

• Bachelor of Science in a STEM‑related field preferred.
• Ability to obtain a DOD Top Secret clearance.

• Competitive Medical, Dental, Vision Insurance
• STD, LTD, and Life Insurance - 100% Company paid
• 401K – Automatic 10% company contribution; no matching required
• PTO - 4 weeks/year
• Holidays - 11 paid/year
• Birthdays off with pay
• Referral Bonuses – Upfront AND Annually Recurring
• Open Source Bonuses – Contribute to our Github projects
• Professional Development – Paid training, Certifications, and Enrichment

Phoenix Operations Group is an Equal Opportunity Employer. Phoenix Operations Group does not discriminate based on race, religion, color, sex, gender, gender identity, sexual orientation, age, non‑disqualifying physical or mental disability, national origin, veteran status, or any other basis covered by appropriate law. All employment is decided based on qualifications, merit, and business needs.