Network Engineer, Principal - Military veterans preferred

ManTech (


  full-time   employee   contract

Annapolis Junction
United States

ManTech International seeks
qualified candidates for a Sr. Network Engineer position to support a
large-scale, Federal program critical to our nation’s safety. Qualified
candidates must possess a current and active Secret security clearance to

The Sr. Network Engineer:

  • Installs new releases and system upgrades, evaluates and installs patches, and resolves network related problems.
  • Performs system backups and recovery.
  • Maintains data files and monitors system configuration to ensure network integrity.
  • Has knowledge of commonly-used concepts, practices, and procedures within a particular field.
  • Is experienced in executing sound judgment to plan and accomplish goals.
  • Performs a variety of tasks and work under general supervision.
  • Typically reports to a project leader or manager
  • Analyzes Network access trends and resolve bandwidth management issues for mission critical systems.
  • Implements, troubleshoots, monitors and maintains all aspects LAN/WAN/VPN/ networks for high availability of parallel development, testing and production environments.
  • Reviews SNMP alerts, use protocol-line analyzers (sniffers)and conducts log forensics in order to determine root cause analysis and resolution of complex issues.
  • Collaborates with Software and Database Developers, Windows and Linux Server Administrators and Security personnel to analyze Systems Development Life Cycle (SDLC) requirements, troubleshoots anomalies and determines appropriate firewall configuration implementation.
  • Drafts and submits recommended change request proposals necessary for timely mitigation of POA&Ms and CVE findings.
  • Maintains system compliance with DHS\\FISMA IT Security and Information Assurance objectives concerning privacy of passenger screening information.