Full-Time

Network/System Security Administrator-II

Posted on 9/9/2024

ManTech

ManTech

5,001-10,000 employees

Provides technology solutions for government agencies

Government & Public Sector
Cybersecurity
Defense

Compensation Overview

$87.2k - $146.4kAnnually

Junior, Mid

El Segundo, CA, USA

US Top Secret Clearance Required

Category
Cybersecurity
IT & Security
Required Skills
TCP/IP
Communications
Requirements
  • Bachelor’s degree in a related area or and additional 4 years of experience may be considered in lieu of degree.
  • Minimum of 3 years total related experience.
  • Minimum 2 years of relevant SCI or SAP experience. Minimum 1 years of SAP-related experience highly desired.
  • 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.
  • Applicable Windows professional certifications, based on OS requirements for supported Organization.
  • Thorough knowledge of Microsoft Windows 2000/2003/2007 Server, Microsoft Exchange Server 2003, Microsoft Windows XP/Vista operating systems (OS) administration and associated hardware.
  • Working knowledge of Local Area Network (LAN) and Wide Area Network (WAN) technologies and data backup technologies to include communication security (COMSEC) integration.
  • 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.
  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.
  • Current Top-Secret Clearance with SCI Eligibility
  • Eligibility for access to Special Access Program Information
  • Willingness to submit to a polygraph.
Responsibilities
  • 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.
  • Perform periodic maintenance, hardware upgrades and replacement, firmware updates and system configuration changes.
  • Perform scheduled tape backups on systems as required.
  • 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.
  • Attend planning and requirements meetings with IT staff, Program Managers and customers as required.
  • Prepare system for operational use and support operational tests.
  • Provide technical guidance.

ManTech International Corporation provides advanced technological solutions and services to U.S. government agencies, including defense, intelligence, and federal civilian sectors. The company offers a variety of services such as cybersecurity, data analytics, enterprise IT, logistics, and systems engineering, which are essential for national security and operational efficiency. ManTech's products work by securing long-term contracts with government entities, allowing them to deliver specialized services that meet the unique needs of these agencies. Unlike many competitors, ManTech focuses exclusively on government contracts, ensuring a deep understanding of the specific requirements and challenges faced by these organizations. The company's goal is to enhance national security and operational effectiveness while investing in its workforce to maintain a high level of expertise in technology.

Company Stage

Acquired

Total Funding

N/A

Headquarters

Herndon, Virginia

Founded

1968

Simplify Jobs

Simplify's Take

What believers are saying

  • ManTech secured a $1.4 billion DoD cybersecurity task order in December 2024.
  • The company benefits from increased demand for AI-driven cybersecurity solutions.
  • Partnerships with firms like Librestream enhance military maintenance efficiency.

What critics are saying

  • Dependence on government contracts may expose ManTech to policy changes.
  • Intense competition in the defense technology sector could impact market share.
  • Cybersecurity threats evolve rapidly, requiring constant innovation and adaptation.

What makes ManTech unique

  • ManTech specializes in advanced tech solutions for U.S. government agencies.
  • The company offers a wide range of services crucial for national security.
  • ManTech invests in employee development through educational partnerships.

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