Principal Linux Systems Administrator - Hyperconverged Environments

Leidos has a new and exciting opportunity for a Principal Linux Systems Administrator in our National Security Sectors (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering Computer Network Operations (CNO) Mission Software Analytical Methods and Modeling Signals Intelligence (SIGINT) and Cryptographic Key Management. At Leidos we offer competitive benefits including Paid Time Off 11 paid Holidays 401K with a 6% company match and immediate vesting Flexible Schedules Discounted Stock Purchase Plans Technical Upskilling Education and Training Support Parental Paid Leave and much more. Join us and make a difference in National Security!

Job Summary:

Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing hybrid infrastructure environments. The ideal candidate will bring strong expertise in Linux system administration infrastructure automation and modern HCI platforms along with foundational Windows support.

Responsibilities Include:

• Administer and maintain Linux systems across enterprise environments

• Create and manage automation scripts using Ansible for provisioning and configuration

• Support Windows Server environments to ensure cross-platform compatibility

• Deploy and manage containerized workloads using Docker and Kubernetes

• Operate and optimize hyperconverged infrastructure platforms including Rancher and Harvester

• Integrate Proxmox virtualization into existing systems and workflows

• Implement identity and access controls using Centrify across hybrid deployments

Basic Qualifications:

• Bachelors degree in a relevant field with 15 years of experience orNo degree with 20 years of related professional experience andIAT Level II certification (e.g. Security CE SSCP)

• Quantifiable Linux Systems Administration experience in enterprise environments
• Strong proficiency in Ansible scripting for automation and provisioning
• Foundational experience in Windows Systems Administration
• Hands-on exposure to virtualization tools including ProxMox
• Familiarity with container technologies and orchestration (Docker Kubernetes Rancher Harvester)
• Operational understanding of HCI platforms (e.g. Nutanix Dell VxRail Azure Stack HCI etc.)
• Clearance Required: Must have an active TS/SCI with Polygraph

At Leidos the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us helping you grow your career is good business. We look forward to learning more about you apply today!

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Come break things (in a good way). Then build them smarter.

Were the tech company everyone calls when things get weird. We dont wear capes (theyre a safety hazard) but we do solve high-stakes problems with code caffeine and a healthy disregard for how its always been done.

Original Posting:

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:

The Leidos pay range for this job level is a general guideline onlyand 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.