Linux Systems Administrator and Network Engineer

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Description

Position: Linux Systems Administror and Network Engineer

Locion: Camp H.M. Smith, Hawaii Shift: Evening

Leidos Defense Sector is seeking a skilled Linux Systems Administror and Network Engineer to support mission‑critical operions Camp H.M. Smith, HI. In this role, you will provide essential technical expertise to the Theer Mission Planning Center (TMPC), ensuring secure, resilient, and high‑performance network and system operions in a dynamic Department of Defense environment.

Key Responsibilities

• Provide daily on‑site support to Government and DoD personnel, ensuring the security and reliability of the ISSE Guard and TMPC Network.

• Perform maintenance, pching, STIG implemention, troubleshooting, and vulnerability management for mission‑critical Linux systems.

• Deliver full‑spectrum network engineering support, including planning, design, configurion, and operional oversight.

• Assess TMPC Network and LAN components, recommending emerging technologies to enhance mission capabilities.

• Maintain awareness of evolving tactical capabilities and contribute to TMPC lifecycle development and modernizion efforts.

• Conduct periodic security testing, support accredition/certificion documention, and implement system upgrades.

• Perform LAN maintenance, including firewall administrion, access control management, VPN configurion, and switch/router updes aligned with baseline standards.

• Develop solutions to complex technical challenges and communice best practices across Government and contractor teams.

• Cree, upde, and refine security documention; manage security activity schedules; and produce weekly/monthly LAN configurion reports.

• Support Informion Assurance and Certificion activities, advising stakeholders to ensure compliance with security policies and requirements.

Basic Qualificions

• Bachelor’s degree with 4+ years of relevant experience. Additional years of experience, training, or certificions may substitute for a degree.

• Hands‑on experience administering Linux servers and workstions in small, complex network environments.

• Proficiency with Linux system administrion and file transfer protocols.

• Active IAT Level II certificion (e.g., Security+).

• US Citizen; Currently possesses an Active Top Secret clearance with ability to upgrade to TS/SCI upon hire.

Preferred Qualificions

• Master’s degree with 2+ years of relevant experience.

• Familiarity with Event Viewer, VMware, Active Directory, Group Policy, ACAS, and endpoint secuirty.

• Active Top Secret/SCI clearance.

• Possess Advance Linux certificion (e.g. Linux+)

Why Join Leidos?

This is an opportunity to contribute to mission-critical operions while working alongside a dediced onsite Government team. The successful candide will be expected to opere independently, adhere to published schedules, and play a key role in advancing secure network operions.

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the stus 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 step 30 — and moving faster than anyone else dares.

Original Posting:

Pay Range:

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

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovions. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximely $16.7 billion for the fiscal year ended January 3, 2025. For more informion, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. Th's why we craft compension packages th reflect the importance of the work we do for our customers. Employment benefits include competitive compension, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available www.leidos.com/careers/pay-benefits.

Securing Your Da

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-reled informion during any part of the employment applicion process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communice with you through emails th are genered by the Leidos.com automed system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhsApp, Telegram, etc. If you received an email purporting to be from Leidos th asks for payment-reled informion or any other personal informion (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediely by emailing us LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discriminion

All qualified applicants will receive considerion for employment without regard to sex, race, ethnicity, age, nional origin, citizenship, religion, physical or mental disability, medical condition, genetic informion, pregnancy, family structure, marital stus, ancestry, domestic partner stus, sexual oriention, gender identity or expression, veteran or military stus, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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