Network Systems Administrator

MANTECH; El Segundo (CA); On-site; USD 90,000 - 130,000; Full time

Job summary

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, SCI, and SAP activities in a full-time, on-site environment.

Responsibilities include maintaining a secure Windows network, supporting data backups, and coordinating with customers and IT staff to prepare systems for operation and testing. Strong Linux/Windows knowledge and DoD compliance are essential.

Qualifications

• Bachelor's degree in a related field or 4 years of additional experience.
• 1+ years of total relevant IT experience.
• Must meet DoD Directive 8570.01-M/8140 IAT Level II certification within 6 months of hire.
• Possess Windows professional certifications as required.

Responsibilities

• Install, maintain, audit, and support a secure MS Windows network environment and limited web/data apps.
• 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 with local customers to provide technical IT support and resolve system anomalies.
• Perform maintenance, hardware upgrades, firmware updates, and system configuration changes.
• Manage data backup libraries and tape backups; maintain secure on-site and off-site storage.
• Attend planning meetings with IT staff, PMs, and customers to prepare systems for operation and testing.

Skills

LAN/WAN technologies

Security Monitoring Systems

Crypto/COMSEC knowledge

Customer IT support

Education

Bachelor's degree in a related field

Tools

Windows Server

Microsoft Exchange Server

Windows client operating systems

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

• 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.