Systems & Network Administrator

Description

Position Overview

Leidos is seeking a Network & Computer Systems Administrator to join our team at March Air Reserve Base, CA. In this mission-critical role, you'll provide direct support to the 701st Combat Operations Squadron , ensuring the reliability, security, and performance of advanced systems that drive Air Operations Center (AOC) missions.

This position offers the opportunity to work on cutting-edge C5ISRO systems that integrate with the AOC Weapon System, delivering engineering expertise, technical services, and operational support. You'll play a key role in maintaining system readiness, monitoring project milestones, and briefing program managers and client leadership on progress.

Primary Responsibilities

As a Systems Administrator, you will :

Manage and maintain enterprise-level environments including VMware, Citrix XenApp, Cisco UCS, ESXi, Microsoft Exchange, Red Hat Linux, and Windows servers / workstations

Perform installation, configuration, and upgrades of software and applications servers

Monitor system performance and troubleshoot across multi-server environments

Administer security controls, user access, and duty position management

Oversee Oracle / SQL database servers , ensuring backup, recovery, and redundancy in real-time environments

Generate SQL queries and Oracle reports to meet operational requirements

Customize GUIs and manage system parameters for C2Core Air and TBMCS

Ensure compliance with DoD Information Assurance standards and remediate non-compliant servers

Support AOC Configuration Management and contribute to the Change Review Board (CRB) process with documentation and research

Basic Qualifications

Bachelor's degree in Computer Science, Information Systems, Electrical / Electronic Engineering, or Mathematics

OR 3 years of relevant system administration experience in lieu of degree

3-5 years of experience managing large-scale, multi-server environments with relational database applications

Expertise in Microsoft Active Directory, Exchange, EPO, WSUS, SCCM

Proficiency with Microsoft SQL, Oracle, Sybase databases

Strong knowledge of Cisco IOS, Palo Alto Firewalls, Windows Server, UNIX (various distributions)

Familiarity with GCCS-J, C2Core Air, TBMCS systems

Current knowledge of DoD Information Security policies (COMPUSEC / INFOSEC) and tools such as Tenable ACAS

Understanding of military operations, organizational structures, and operational information requirements

Excellent communication skills, customer service orientation, and project management ability

Clearance : Active Secret required; TS / SCI preferred

Certification : DoD 8570.01 IAT Level II - Security+ CE

Self-driven, able to work independently with minimal supervision

Preferred Qualifications

Prior experience with C2 or Intel systems and system / database administration

Hands-on expertise with Red Hat Linux , Oracle Database Administration, SQL queries, PowerShell scripting, and multi-server troubleshooting

Experience in TCP / IP networking within distributed client environments

Why Join Leidos?

At Leidos, you'll be part of a team that supports mission success at the highest levels of national defense. This role offers :

The chance to work with advanced technologies in a high-impact operational environment

Opportunities to grow your expertise in cybersecurity, systems engineering, and database administration

A collaborative culture that values innovation, integrity, and excellence

EIO2024

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 : November 14, 2025

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 $89,700.00 - $162,150.00

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.

About Leidos

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

Pay and Benefits

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

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application 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 communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at 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-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, 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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