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Network Systems Administrator with Security Clearance

MANTECHEl Segundo, CA🇺🇸United States

Why this role stands out

This role offers significant career growth within a reputable defense technology company, allowing you to develop specialized cybersecurity skills supporting critical national security programs. You'll thrive here if you are a proactive IT professional with a passion for network security and possess the drive to excel in a dynamic, mission-focused environment.

Quick overview

SeniorityMid Senior
Employment typeEmployee
Work modeOn Site
LocationEl Segundo, CA, United States
HTTPHTTPSWindows ServerNetwork Administration

Job description

MANTECH seeks a motivated, career, and customer-oriented Network System Administrator (NSA)

  • I to join our team in El Segundo, CA. You will provide day-to-day support for Collateral, Sensitive Compartmented Information (SCI), and Special Access Program (SAP) activities supporting SSC Directorates and/or AFSPC Operational Units in a full-time, on-site environment. Responsibilities include but are not limited to:
  • Install, maintain, audit, and support a secure MS Windows network environment and limited web/data application services.
  • Maintain internet applications and protocols including IP, TCP, HTTP, HTTPS, FTP, and SSL.
  • Maintain file servers, firewalls, network access, Security Monitoring Systems, and system documentation.
  • Interface directly with local customers to provide technical IT support and quickly resolve system anomalies.
  • Perform periodic maintenance, hardware upgrades, replacement, firmware updates, and system configuration changes.
  • Manage data backup libraries, conduct scheduled tape backups, and maintain secure storage both on-site and off-site.
  • Attend planning meetings with IT staff, Program Managers, and customers to prepare systems for operational use and support testing.

Minimum Qualifications

  • Bachelor's degree in a related field or 4 years of additional experience in lieu of a degree.
  • 1+ years of total relevant IT experience
  • Must meet DoD Directive 8570.01-M/8140 IAT Level II certification requirements (e.g., Security+ CE, CCNA, CySA+, CND) within 6 months of hire.
  • Possess applicable Windows professional certifications based on operating system requirements for the supported organization.

Preferred Qualifications

  • 1 year of SCI or SAP experience highly desired.
  • Thorough knowledge of Microsoft Windows Server, Microsoft Exchange Server, and Windows client operating systems and associated hardware.
  • Working knowledge of LAN/WAN technologies, data backup systems, and COMSEC integration.
  • Working knowledge of JAFAN 6/0, DCID/JAFAN standards, ICDs, and Joint DODIIS/Cryptologic SCI Information Systems Security Standards.
  • Experience with PL1 through PL4 systems and cross-domain solutions.
  • Strong ability to work independently in a dynamic environment with DoD, military, civilian, and industry partners.

Clearance Requirements

  • Current Top-Secret Clearance with SCI Eligibility
  • Must be eligible for access to Special Access Programs (SAP).
  • Must be willing to submit to a Counterintelligence polygraph.

Physical Requirements

  • Requires travel within the organizational Area of Responsibility (AOR), which may include both air and ground transportation.
  • Must be able to lift up to 50 lbs.
  • Must be able to remain in a stationary position 50% of the time in closed-area offices.
  • Must be able to move about inside and outside the office to access files, cabinets, safes, and install or remove computer-related equipment.

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