ManTech International

Technology and Systems Administrator

ManTech International$75K — $95K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Cybersecurity, Information Systems, or related field
  • 3+ years of relevant System Administration experience
  • 2+ years hands-on with Industrial Control Systems (ICS), Operational Technology (OT), SCADA, or Building Automation Systems (BAS)
  • Experience with command-line scripts and troubleshooting basic network issues
  • Current and active DoD Secret Security Clearance

Responsibilities

  • Travel to USCG facilities for physical inventory of control systems and hardware/software
  • Document equipment details including manufacturer and model
  • Enter collected data into Configuration Management tool with accuracy
  • Run scripts to gather information on control system workstations and servers
  • Collaborate with onsite engineers to locate equipment and understand configurations
  • Provide training on cybersecurity practices to onsite personnel
  • Prepare and submit reports on inventory status and site visit summaries
  • Manage extensive travel (up to 75%) to various U.S. sites

Benefits

  • Opportunities for professional growth and development
  • Engagement in impactful projects supporting government operations
  • Collaborative work environment with a focus on teamwork
  • Hands-on experience in unique industrial settings
  • Travel opportunities across various U.S. locations
Full Job Description
General information

Requisition #

R66998

Locations

USA-VA-Portsmouth

Posting Date

04/06/2026

Security Clearance Required

Secret

Remote Type

Onsite

Time Type

Full time

Description & Requirements

MANTECH seeks a motivated, career and detail-oriented Technology & Systems Administrator to support our operations in Portsmouth, VA. This is an onsite position.

In this role, you will be involved in managing critical infrastructure inventory and asset collection project for 50+ key U.S. Coast Guard (USCG) sites. This position requires extensive travel and hands-on work to identify, document, and assess facility-related control systems. The ideal candidate will be a self-starter with a strong technical aptitude and the ability to work independently in various industrial environments.

Responsibilities include but are not limited to:
  • Travel to assigned USCG facilities based on defined criticality within geographical regions to conduct a physical inventory of all facility-related control systems and associated hardware/software
  • Accurately identify and document equipment details, including manufacturer, model, serial number, firmware version, operating systems and physical location
  • Enter all collected data into a Configuration Management (CM) tool, ensuring data integrity and accuracy
  • Run pre-defined scripts to gather system information on control system workstations and servers
  • Work closely with on-site facility engineers and points of contact to locate equipment and understand system configurations
  • Provide informal training and guidance to on-site personnel regarding cybersecurity hygiene and best practices for Operational Technology
  • Prepare and submit regular reports on inventory status, site visit summaries, and any identified issues or discrepancies
  • Willingness and ability to travel extensively (up to 75% or more) to various sites across the United States
  • Ability to work independently, manage time effectively, and solve problems as they arise on-site


Minimum Qualifications:
  • Bachelor's degree in Computer Science, Cybersecurity, Information Systems, or a related field
  • 3+ years of relevant System Administration experience
  • 2+ years of hands-on experience with Industrial Control Systems (ICS), Operational Technology (OT), SCADA, or Building Automation Systems (BAS); this includes familiarity with PLCs, HMIs, and other control system components
  • Experience running command-line scripts, troubleshoot basic network connectivity, and understand IT/OT system architecture


Preferred Qualifications:
  • Strong verbal and written communication skills, with the ability to effectively interact with and train both technical and non-technical personnel
  • Meticulous attention to detail to ensure accurate data collection and entry into the configuration management tool


Clearance Requirements:
  • Must have a current and active DoD Secret Security Clearance


Physical Requirements:
  • The person in this position must be able to walk extensively, climb ladders/stairs, and work in various industrial environments (hot, cold, noisy).
  • Must be able to lift and move equipment up to 50 pounds.


About ManTech International

ManTech International Corporation is an American defense contracting firm that was founded in 1968. The company provides cybersecurity, intelligence, and defense solutions to the United States Government. ManTech has over 9,000 employees and operates in 40 countries worldwide. The company's services include software development, systems engineering, and enterprise IT solutions. ManTech has been awarded numerous contracts by the U.S. Department of Defense and other government agencies.
Learn more about ManTech International
Size
9,800 employees
Market Cap
$3.7 billion
Industry
Net Income
$120.5 million
Founded
1968
5 Year Trend
+9.8%
Revenue
$2.5 billion
NASDAQ

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