Systems & Network Administrator

Position Overview

Leidos is seeking a Network & Computer Systems Administrator to join our team at March Air Reserve Base this mission-critical role youll 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. Youll 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

Bachelors degree in Computer Science Information Systems Electrical / Electronic Engineering or Mathematics

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

35 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 youll 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 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 : 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 $89700.00 - $162150.00

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 :

Unclear Seniority

Key Skills

Computer Science,Active Directory,Computer information Technology,PowerShell,OS,Windows,Database,SCCM,Linux,SAN,Troubleshoot,Backup,Setup,Technical Support,UNIX

Employment Type : Full-Time

Experience : years

Vacancy : 1

Monthly Salary Salary : 89700 - 162150