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ManTech

Government cybersecurity, analytics, and IT services

Network System Administrator 1

System Administration +1Confirmed live in the last 24 hours
Full-timeEl Segundo, CA, USA$71.4k - $118.7k

About the Job

Requirements

  • A bachelor's degree in a related field or four additional years of experience in lieu of a degree.
  • At least one year of total relevant information technology experience.
  • Meet DoD Directive 8570.01-M/8140 IAT Level II certification requirements, such as Security+ CE, CCNA, CySA+, or CND, within six months of hire.
  • Possess applicable Windows professional certifications based on the operating system requirements for the supported organization.
  • Hold a current Top Secret clearance with SCI eligibility.
  • Be eligible for access to Special Access Programs (SAP).
  • Be willing to submit to a Counterintelligence polygraph.
  • Be able to lift up to 50 pounds.
  • Remain in a stationary position 50% of the time in closed-area offices.
  • Move about inside and outside the office to access files, cabinets, and safes, and install or remove computer-related equipment.

Responsibilities

  • Install, maintain, audit, and support a secure Microsoft Windows network environment and limited web and 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.
  • Travel within the organizational Area of Responsibility, which may include air and ground transportation.

Desired Qualifications

  • One year of SCI or SAP experience is highly desired.
  • Thorough knowledge of Microsoft Windows Server, Microsoft Exchange Server, 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.
  • Ability to work independently in a dynamic environment with DoD, military, civilian, and industry partners.

About the Company

ManTech

Government cybersecurity, analytics, and IT services

ManTech provides technology and services to U.S. government customers in defense, intelligence, and federal civilian agencies. It delivers cybersecurity, data analytics, enterprise IT, logistics, intelligence lifecycle support, software development, systems engineering, mission operations, security, and training through government contracts that span strategy to operations with strict security compliance. Its differentiators include a national-security focus, end-to-end capabilities, long-term high-value contracts, and emphasis on specialized talent. The company aims to help government agencies modernize and protect critical infrastructure while pursuing sustainable growth and profitability.

Company size
10,001+
Company stage
IPO
Headquarters
Herndon, VA
Founded
1968

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