DevOps Platform Engineer/Linux Systems Administrator

To be successful in this role you need the following

You’re enthusiastic, collaborative, and comfortable working with teammates across a range of technical backgrounds. You also meet the following qualifications:

• Bachelor’s degree in Engineering, Computer Sciences, Systems Engineering, or related field (or equivalent experience) with 4+ years of relevant experience; 2+ years with a Master’s
• Active TS/SCI clearance and ability to obtain/maintain a TS/SCI with CI Polygraph
• Possess at least one DoD 8140.03-M IAT Level II or higher certification, e.g., CySA+, Security+CE, etc.
• Ability to obtain Privileged User Account (PUA) certification per DoD 8140 policy
• Hands-on experience with Kubernetes administration and operations
• Helm or comparable Kubernetes package/configuration-management tools
• Troubleshooting pod failures, networking issues, image pulls, scheduling constraints, and application connectivity
• Experience with Linux command-line administration and troubleshooting, including processes, filesystems, networking, permissions, logs, certificates, and system resource analysis
• Experience supporting or administering at least one shared data or application platform service, such as Elastic, Redis, message queues, API gateways, or similar distributed services
• Familiarity with infrastructure and platform automation tools, such as Terraform, Ansible, Helm, Bash, Python, or equivalent
• Working knowledge of platform security practices
• Experience with monitoring and observability tools and practices
• Ability to create and maintain clear technical documentation
• Strong troubleshooting, analytical, and communication skills

You will wow us even more if you have some of these skills

• Knowledge of Agile methodologies
• Development experience (Bash, PowerShell, SALT, Python, Groovy, Java, etc.)
• Familiarity with:
• Kafka or other messaging systems
• GPU-based Kubernetes
• SALT for deployment automation
• Helm/Helmfile
• CI/CD tools such as Gitlab, Nexus, ArgoCD

Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 32,000 employees support vital missions for government and commercial customers.

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting: October 16, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.