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Senior Systems Administrator

Leidos


Job Location:

Piketon, OH - USA

Yearly Salary: USD 73450 - 132775
Posted: 10 October 2026 (Yesterday)
Application Deadline: 7 January 2027
Vacancies: 1 Vacancy

Job Summary

Leidos has an exciting and rewarding opportunity for a Senior Systems Administrator to work independently with minimal supervision providing systems administration for the Infrastructure and Deactivation & Remediation contractors at the DOE Portsmouth (Piketon Ohio) site. The position will be part of an IT team responsible for the design deployment maintenance configuration management monitoring and troubleshooting of the IT infrastructure.

Primary Responsibilities:

  • Perform daily system administration operation and maintenance support activities in support of a physical and virtual environment.
  • Provide primary support and management of the IT server infrastructure and hosted systems focusing on areas like Active Directory permissions storage Group Policy etc.
  • Support first-tier technical staff with troubleshooting and the resolution of more complex issues related to software tools applications databases and system access.
  • Analyze and resolve hardware and software problems for end users with primary emphasis on server-related issues.
  • Support System Administration of primary Omnissa/VMWare platforms across the site among other technologies
  • Works with hardware/software vendors to analyze troubleshoot and resolve issues.
  • Recommend hardware and software solutions to meet end user and IT needs.
  • Support Cyber Security compliance and audit preparation in coordination with the Cyber Security Team.
  • Consults with internal departments to identify customer needs and include into both operational and project objectives.
  • Remain conversant with the industrys computer security technology and practices with technical skills and applicable experience with related technologies.
  • Define and document best practices technical guides and support procedures
  • Interact with cross functional project teams including Software Development Helpdesk User Support Cyber Security Software Quality Assurance End-Users and Oversight.
  • Participate in the creation and ongoing maintenance of documentation to ensure clear concise and accurate information is readily available to assist with incident resolution
  • Remediate security vulnerabilities
  • Communicates effectively via Microsoft Teams email and phone.

Basic Qualifications:

  • Bachelors degree in Computer Science Information Technology or related field with 48 years of relevant experience; OR a Masters degree with 26 years of experience.
  • Ability to obtain and maintain a DOE Q security clearance.
  • Demonstrated ability to work independently with minimal supervision in a fast-paced environment with competing priorities.
  • Exceptional analytical technical and problem-solving skills with proven success in enterprise systems administration.
  • Strong verbal and written communication skills with the ability to articulate complex technical concepts to diverse audiences.
  • Experience with Microsoft Windows and Server Operating Systems and/or Oracle RHEL and Linux Operating Systems.
  • Hands-on experience in maintenance operation and troubleshooting of enterprise systems and networks.
  • Solid operational knowledge of Microsoft and/or Linux platforms as well as network equipment topology and architectures.
  • Ability to read and execute complex software installation upgrade and infrastructure deployment instructions.
  • Strong interpersonal skills and demonstrated ability to collaborate effectively across teams.

Preferred Qualifications:

  • Prior DOE site experience.
  • Active DOE security clearance.
  • Industry-recognized certifications such as MCP MCSE CCNA CCNP Network VMware VCP or related credentials.
  • Experience administering and managing shared enterprise resources.

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

Original Posting:
October 7 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:
Pay Range $73450.00 - $132775.00

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.


Required Experience:

Senior IC


About Company

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Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.

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