Network Systems Security Administrator

Company: ManTech
Location: Los Angeles
Posted on: April 4, 2025

Job Description:

ManTech seeks a motivated, career and customer-oriented Network Systems Security Administrator II to join our team in El Segundo, CA.The primary function is working with Special Access Program (SAPs) and other classified networks supporting SMC Directorates and/or AFSPC Operational Units. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.Responsibilities include but are not limited to:

• Install, maintain, audit and support a secure MS Windows network environment and limited web/data application service.
• Maintain internet applications and protocols IP, TCP, HTTP, HTTPS, FTP, & SSL.
• Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required.
• Interface with local customers and provide IT related support to quickly resolve problems.
• Analyze and troubleshoot system anomalies to ensure optimum equipment performance.
• Manage data backup library to include storage of tapes, disks and other magnetic media at the customer's location and off-site storage facilities as required.
• Must meet position and certification requirements outlined in DoD Directive 8570.01-M for Information Assurance Technician Level 2 within 6 months of the date of hire.Minimum Qualifications:
  • Bachelor's degree, an additional 4 years of experience might be substituted for a degree
  • 3+ years total related experience.
  • 2+ years of relevant SCI or SAP experience.
  • Working knowledge of JAFAN 6/0, DCID/JAFAN 6/3, DCID/JAFAN 6/9, and Joint DODIIS/Cryptologic SCI Information Systems Security Standards, Common Criteria, and System Security Policy as they relate to C&A for Legacy systems.
  • Working knowledge and current relevant experience with PL1 & PL2 systems; experience with PL3 & PL4 cross domain solutions is a plus.Preferred Qualifications:
    • 1+ year of SAP-related experience highly desired.
    • Ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners.
    • Requires travel within the organizational Area of Responsibility (AOR) (note - could be extensive and will include both air and ground transportation).Clearance Requirements:
      • Current Top-Secret Clearance with SCI Eligibility
      • Eligibility for access to Special Access Program Information
      • Willingness to submit to a Counterintelligence polygraph.Physical Requirements:
        • Must be able to remain in a stationary position 50%.
        • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
        • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
        • Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Keywords: ManTech, Los Angeles , Network Systems Security Administrator, IT / Software / Systems , Los Angeles, California