Systems Administrator; Network Communications Security Clearance
Job in
San Diego, San Diego County, California, 92101, USA
Listed on 2026-07-01
Listing for:
HII Mission Technologies
Full Time
position Listed on 2026-07-01
Job specializations:
-
IT/Tech
Systems Administrator, Cybersecurity, IT Support, Windows Server
Job Description & How to Apply Below
Requisition Number: 28987 Required Travel: 0 - 10%
Employment Type:
Full Time/Salaried/Exempt Anticipated Salary Range: $72,933.00 - $ Security Clearance:
Secret Level of
Experience:
Mid This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business. As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination-not readiness in piece-parts.
For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of readiness. HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country.
HII meets clients' toughest nuclear and environmental challenges. Leadership Mindset at HII - Mission Technologies Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes-regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization.
We look for candidates who want to grow in alignment with these capabilities:
* Know & Grow Your People - Commit to learning and supporting team success.
* Build Relationships - Communicate openly, collaborate well, and build trust.
* Take Ownership - Deliver on commitments and take pride in your work.
* Customer First - Focus on the mission and those we serve.
* Shape the Future - Bring ideas, curiosity, and continuous improvement.
* Act with Urgency - Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies. Come Join HII! Where Hard Stuff is Done Right! The Navy Integrated Training Environment (NITE) System Administrator is responsible for operating, maintaining, and troubleshooting server, workstation, and enterprise system services on the Navy Enterprise Tactical Training Network (NETTN).
The candidate will support the operation and maintenance of multiple systems across different classification levels and help ensure reliable system availability for our customers and site operations.
This position provides direct system administration support. Responsibilities include creating and maintaining user accounts and permissions in Active Directory, managing group policy objects, supporting Windows Server environments, maintaining DNS records and organization, managing server roles and features, troubleshooting system access issues, and supporting Information Assurance compliance. The candidate will also assist with eSTIG scanning, documentation of findings, remediation actions, patching, system hardening, and maintaining technical documentation for supported systems.
Responsibilities: I want to and can do that!
• Maintain the smooth operation of servers, workstations, and supporting enterprise services.
• Create, maintain, and troubleshoot user accounts, security groups, permissions, and access rights within Active Directory.
• Configure, manage, and troubleshoot Group Policy Objects to support system security, compliance, and operational requirements.
• Support Windows Server administration, including server roles, features, services, and routine maintenance.
• Maintain DNS records, naming organization, and related system documentation to support reliable network and system operations.
• Perform system troubleshooting for authentication, access, server availability, workstation issues, and application or service interruptions.
• Support Information Assurance compliance activities, including eSTIG scanning, STIG checklist review, finding…
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