Job Description
We put our customers first - exemplified by our missions: "We Protect Those Who Protect Us®" and "We Innovate for Those Who Move the World." Sound like a team you want to be a part of? Come build your career with BAE Systems.
Seeking an experienced IT systems administrator to support our San Diego CA classified lab environments with expertise in setting up and managing Windows and Linux based systems and Virtual Machines. A successful candidate will be a well-rounded administrator joining a team supporting internal customers designing implementing and managing lab infrastructure to meet the customer requirements. In this role you will build configure administer and troubleshoot Windows Linux and VM servers/workstation hardware and software.
- Support the design and implementation of workgroup-scale networks build and manage authentication file-share and other collaboration servers to support groups of heterogeneous client systems.
- Work with industrial security to develop and apply hardening configurations for systems for classified use to RMF requirements; Document system configuration for new and existing systems; Experience with centralized authentication technologies such as LDAP and Active Directory domains in supporting Windows/Linux cross-platform clients is desirable.
- willing to respond to occasional off-hours outages and take part in subsequent service restoration efforts. This is not inclusive of all job duties.
- Maintains operation of multi-user computer systems including coordination with network engineers.
- Duties may include setting up administrator and service account maintaining system documentation turning system performance installing system wide software and allocate mass storage space.
- Makes recommendations to purchase hardware and software coordinates installation and provides backup recovery.
- Develops and monitors policies and standards related to the use of computing resources.
- CompTIA Security+ (or equivalent) and a TS/SCI Clearance will be required to work in the environment.
Required Education Experience & Skills
- US Citizenship.
- Active U.S. Top Secret Security Clearance with SCI eligibility and CompTIA Security+ or equivalent DoD 8570 IAT Level II certification.
- 5-7 years of experience (4+ years of experience with a degree) as a system administrator.
- Direct experience configuring and managing Lab-in-a-Box (LIB) environments.
- Familiarity with data spill response protocols and secure system sanitization.
- Hands-on experience with Nessus VMware vSphere Veeam and Trellix ePO.
- Strong Active Directory experience including domain controller and GPO management.
- Working knowledge of Splunk in secure environments (including alerting and data retention strategies).
- Understanding of DoD and IC security standards including RMF NISPOM and STIG compliance.
Preferred Education Experience & Skills
- Active U.S. TS/SCI Security Clearance.
- 4+ years of experience working in a classified environment
- Experience with system accreditation (e.g. SSP development POA&M tracking).
- Familiarity with classified lab setups test bed environments or R&D support.
- Exposure to cross-domain solutions enclave management or SAP/SAR environments.
- Scripting experience (PowerShell Python) to automate common sysadmin tasks.
- Experience supporting audit and inspection activities
Pay Information
Full-Time Salary Range: $97008 - $164914
Please note: This range is based on our market pay structures. However individual salaries are determined by a variety of factors including but not limited to: business considerations local market conditions and internal equity as well as candidate qualifications such as skills education and experience.
Employee Benefits: At BAE Systems we support our employees in all aspects of their life including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health dental and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program a legal plan and other perks including discounts on things like home auto and pet insurance. Our leave programs include paid time off paid holidays as well as other types of leave including paid parental military bereavement and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Electronic Systems
BAE Systems Inc. is the U.S. subsidiary of BAE Systems plc an international defense aerospace and security company which delivers a full range of products and services for air land and naval forces as well as advanced electronics security information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology superior products and intelligence solutions. As you develop the latest technology and defend national security you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems you'll find a rewarding career that truly makes a difference. Electronic Systems (ES) is the global innovator behind BAE Systems' game-changing defense and commercial electronics. Exploiting every electron we push the limits of what is possible giving our customers the edge and our employees opportunities to change the world. Our products and capabilities can be found everywhere - from the depths of the ocean to the far reaches of space. At our core are more than 14000 highly talented Electronic Systems employees with the brightest minds in the industry we make an impact - for our customers and the communities we serve.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled or a qualified pool of candidates is identified.
Skills Required
- US Citizenship
- Active U.S. Top Secret Security Clearance with SCI eligibility
- CompTIA Security+ or equivalent DoD 8570 IAT Level II certification
- 5-7 years of experience as a system administrator (4+ years with degree)
- Direct experience configuring and managing Lab-in-a-Box (LIB) environments
- Familiarity with data spill response protocols and secure system sanitization
- Hands-on experience with Nessus
- Hands-on experience with VMware vSphere
- Hands-on experience with Veeam
- Hands-on experience with Trellix ePO
- Strong Active Directory experience including domain controller and GPO management
- Working knowledge of Splunk in secure environments
- Understanding of DoD and IC security standards including RMF NISPOM and STIG compliance
- Willingness to respond to occasional off-hours outages
- Experience with system accreditation (SSP development POA&M tracking)
- 4+ years of experience working in a classified environment
- Familiarity with classified lab setups test bed environments or R&D support
- Exposure to cross-domain solutions enclave management or SAP/SAR environments
- Scripting experience (PowerShell Python) to automate sysadmin tasks
- Experience supporting audit and inspection activities
What the Team is Saying

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What We Do
Improving the future and protecting lives is an ambitious mission but it’s what we do. As a leading aerospace defense and security company we work together to deliver a full range of products and services for air land space and naval forces as well as advanced electronics security information technology solutions and customer support services. How we work is rooted in purpose – a purpose to protect those who protect us to unite our community of colleagues and customers and to drive forward the growth and development of our exceptional team members. It's where purpose connects.
Why Work With Us
We believe your career should be filled with innovation and discovery. And that's exactly what you'll find at BAE Systems. As you work to develop the latest technology and defend national security you will continually hone your skills and expand knowledge. On a sharp and collaborative team you will be challenged – and supported – at every turn.
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Hybrid Workspace
Employees engage in a combination of remote and on-site work.
As the work place continues to evolve so do we. Remote and hybrid opportunities are available at BAE Systems depending on the nature of the role. Check your job requisition to learn more.





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Date Posted
05/31/2026
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