Computer User Support Specialist

General information

Requisition # R65005 Locations USA-NV-Nellis AFB Posting Date 12/31/2025 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH is seeking a Computer User Support Specialist to join our Air Force / Space team at Nellis AFB. The System Administrator's primary function is to support the United States Air Force’s 53rd Wing Technical Support Services (53rd WTSS) contract.

Responsibilities include, but are not limited to:

• Analytical Support: Provide analytical techniques and procedures in support of clients, systems, and networks. Consult with users to determine hardware, software, and system functionality.

• Network, User, and Systems Support: Identify, prioritize, and resolve reported issues, including creating network user accounts and configuring email.

• Helpdesk Support: Field user calls, determine the level of support required, and escalate/distribute calls to appropriate tiers (e.g., Tier 2, Tier 3).

• Troubleshooting: Provide support for account management, enterprise resources application, server administration, networking, and application issues.

• Software/Hardware Issue Resolution: Troubleshoot and resolve software, hardware, and communications issues related to supported computer workstation systems and applications.

• Security and Monitoring: Perform security patching, document corrective actions for issues, collect system audits, and continuously monitor systems, networks, and user operations.

• Hardware/Software Installation: Provide installation and testing of hardware and software.

Basic Qualifications: 

• Minimum of 1 year direct/related experience

• High School Diploma

• DoD 8570 compliance with Information Assurance Technical (IAT), Level II or higher

• Demonstrated experience as a full-service IT support team member in a Windows AD environment.

• Experience working within an IT support team, contributing to and collaborating on daily support activities.

• Ability to resolve, contribute to, and provide solutions for IT needs, supporting SCIF and corporate IT operations.

Security Clearance:

• Current Top-Secret Clearance with SCI Eligibility

• Eligibility for access to Special Access Program Information

• Willingness to submit to a polygraph

Physical Requirements:

• The person in this position must