IT Operations Systems Admin Sr 9/80B

BAE Systems · Manchester, New Hampshire, US

Posted August 3, 2026

Full-TimeTechnology & EngineeringSoftware Development

About this role

</br><b>Job Description </b></br><span style="font-size:12pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-size:11.0pt"><span style="font-family:" calibri",sans-serif"="">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. </span></span></span></span></span><br><br><span style="font-size:12pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-size:11.0pt"><span style="font-family:" calibri",sans-serif"="">BAE Systems is seeking a Senior Closed Area Systems Administrator to provide comprehensive technical and operational support for classified IT systems. This position requires a seasoned IT professional with expertise in managing complex, air-gapped systems and lab environments in accordance with DoD and Intelligence Community security requirements. You will be responsible for the configuration, maintenance, and monitoring of secure networks and systems, including Lab-in-a-Box (LIB) environments, virtualization platforms, endpoint protection, and logging/alerting tools. This position is 100% onsite within a closed, classified area. Some after-hours or weekend support may be required for maintenance windows or incident response. You must be able to lift equipment (up to 40lbs) and work within controlled environments.</span></span></span></span></span><br><br><span style="font-size:12pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-size:11.0pt"><span style="font-family:" calibri",sans-serif"="">Key responsibilities include: </span></span></span></span></span><ul><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Proficiency in Active Directory, including user/group management, OU structure, and GPOs. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Configure, deploy, and maintain Lab-in-a-Box (LIB) environments used in closed area testing and mission scenarios. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Develop and execute system shutdown and secure wipe procedures, in accordance with DoD and agency guidelines. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Lead and coordinate data spill containment, response, and remediation actions in classified environments. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Operate and manage Nessus vulnerability scanning, assessment reporting, and risk remediation tracking. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Maintain and support VMware-based virtual infrastructure, including host management and resource allocation. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Operate and manage Veeam backup and recovery solutions for secure system images and restoration planning. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Administer Trellix ePO (McAfee) for endpoint protection policy management, signature updates, and alert resolution. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Perform domain controller maintenance, including replication, DNS/DHCP services, and health monitoring. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Design, implement, and troubleshoot Group Policy Objects (GPOs) in Active Directory. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Support Splunk operations, including forwarder management, dashboard/report creation, and log analysis for auditing and threat detection. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Ensure all systems are compliant with applicable STIGs, RMF controls, and cyber hygiene policies. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Maintain system documentation, configuration change records, and contribute to audit readiness. </span></span></span></span></li></ul><span style="font-size:12.0pt"><span style="line-height:115%"><span style="font-family:" calibri",sans-serif"="">Collaborate with ISSOs/ISSMs, facility security, and other stakeholders to ensure secure and compliant operations.</span></span></span></br></br><b>Required Education, Experience, & Skills </b></br><ul><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">US Citizenship. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Active U.S. Secret Security Clearance and CompTIA Security+ or equivalent DoD 8570 IAT Level II certification. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">5-7 years of experience (4+ years of experience with a degree) as a system administrator. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Direct experience configuring and managing Lab-in-a-Box (LIB) environments. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Familiarity with data spill response protocols and secure system sanitization. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Hands-on experience with Nessus, VMware vSphere, Veeam, and Trellix ePO. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Strong Active Directory experience, including domain controller and GPO management. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Working knowledge of Splunk in secure environments (including alerting and data retention strategies). </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Understanding of DoD and IC security standards, including RMF, NISPOM, and STIG compliance.</span></span></span></span></li></ul></br></br><b>Preferred Education, Experience, & Skills </b></br><ul><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Active U.S. TS/SCI Security Clearance. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">4+ years of experience working in a classified environment </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Experience with system accreditation (e.g., SSP development, POA&M tracking). </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Familiarity with classified lab setups, test bed environments, or R&D support. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Exposure to cross-domain solutions, enclave management, or SAP/SAR environments. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Scripting experience (PowerShell, Python) to automate common sysadmin tasks. </span></span></span></span></li><li style="margin-left:8px"><span style="font-size:11pt"><span style="line-height:normal"><span style="font-family:Aptos,sans-serif"><span style="font-family:" calibri",sans-serif"="">Experience supporting audit and inspection activities.</span></span></span></span></li></ul><br><br><b>Pay Information</b><br>Full-Time Salary Range: $97008 - $164914<br><br>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. <br><br>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.<br></br></br><b>About BAE Systems Electronic Systems </b></br>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 14,000 highly talented Electronic Systems employees with the brightest minds in the industry, we make an impact – for our customers and the communities we serve.<br><br>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.

Requirements

  • Security Clearance: TS/SCI

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