Senior Network Computer Systems Administrator

General information

Requisition # R65619 Locations USA-VA-Virginia Beach Posting Date 02/01/2026 Security Clearance Required Secret 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!

***This is for a future opportunity***

MANTECH seeks a motivated, career and customer orientated Senior Network Computer Systems Administrator to join our team supporting NSWC Corona Range Systems Department to manage Information Technology efforts in support of the Navy Enterprise Tactical Training Network (NETTN).  This position will work from a government facility at Oceana, VA. 

Responsibilities include but are not limited to:

• Establishes system information requirements using analysis of the information engineer(s) in the development of enterprise-wide or large-scale information systems. 

• Designs architecture to include software, hardware, and communications to support the total requirements as well as provide for present and future cross-functional requirements and interfaces. 

• Ensures these systems are compatible and in compliance with the standards for open systems architectures, the Open Systems Interconnection (OSI) and International Standards Organization (ISO) reference models, and profiles of standards - such as Institute of Electrical and Electronic Engineers (IEEE) Open Systems Environment (OSE) reference model - as they apply to the implementation and specification of Information Management (IM) solution of the application platform, across the application program interface (API), and the external environment/software application. 

• Ensures that the common operating environment is TAFIM compliant. 

• Evaluates analytically and systemically problems with management/planning/organization/processes and develops appropriate corrective action.

• Formulates and defines system scope and objectives for assigned projects.  

• Responsible for program design, coding, testing, debugging and documentation.  

• Possess full technical knowledge of all phases of applications systems analysis and programming.  

Minimum Qualifications:

• Bachelor’s degree (4 years of experience can be substituted for a degree)

• Nine (9) Years of information technology experience

• Two (2) Years of managerial experience with DoD efforts<