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Systems Administrator with Security Clearance

NasTech Global, Inc.San Diego, CA🇺🇸United StatesPosted Sep 23, 2026

Why This Role Stands Out

This on-site Systems Administrator role at NasTech Global, Inc. offers a fantastic opportunity to advance your career supporting critical IT infrastructure with a focus on robust security protocols. You'll thrive here if you possess an active Secret clearance, relevant certifications, and a passion for maintaining secure and high-performing IT systems. Apply now to join a team dedicated to impactful technological solutions.

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
San Diego, CA, United States
Posted
19 hours ago
Active DirectoryPKIDNS

Job Description

Job Title: Systems Administrator
Location: 5 days onsite in San Diego
Clearance Required: Secret
Job Type: Contract To Hire Must Have
Active Secret clearance Certifications (IAT Level II) One of the following: CySA+, Security+, CCNA – Security, GICSP, GSEC, SSCP
Bachelor’s degree in information technology, Computer Science, or a related field.
3-5+ years of relevant experience; intermediate-level role with exposure to complex tasks.

Responsibilities: Seeking someone to support the NIWC PAC Information Technology Management Support Services contract. The Systems Administrator II maintains and supports the integrity, availability, and performance of the organization’s operating systems and IT infrastructure. This role performs system maintenance, installs software and hardware upgrades, resolves technical issues, and documents about IT systems and procedures. The position ensures efficient system operation, promotes uptime, and supports secure computing environments.

Perform account and identity management across multiple environments, with a primary focus on administering Microsoft Active Directory utilizing ADUC, DNS, GPO, and WSUS to create, modify, and delete accounts and manage memberships. Public Key Infrastructure (PKI) credential and token management support, leveraging experience with DoD certificates to ensure secure authentication and access control. Perform system maintenance tasks, including backups, recovery, and file management. Acquire, install, configure, and test system software upgrades and computer components.

Troubleshoot and resolve technical issues with hardware, software, and network systems. Monitor system performance, conduct system testing, and ensure compliance with IT policies, to include auditing and configuration of IT systems and software via STIGs. Support secure system configurations and maintain VPN, network, and email administration as required. Assist in licensing management, upgrades management, and IT backup procedures.

Qualifications

Active Secret clearance Certifications (IAT Level II) One of the following: CySA+, Security+, CCNA – Security, GICSP, GSEC, SSCP
Bachelor’s degree in information technology, Computer Science, or a related field.
3-5+ years of relevant experience; intermediate-level role with exposure to complex tasks.

Skills & Competencies

Active Directory (ADUC, DNS, GPO, WSUS)
Operating System Administration and Maintenance
System Backup, Recovery, and File Management
Software Installation and Upgrades Management
Systems Troubleshooting and Technical Support
System Monitoring and Testing
VPN, Network, and Email Administration
DISA STIGs
Network Security Software and IT Backup Tools If interested, Please email at / or call at 202.828.3494

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