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General Dynamics Information Technology

Builds and runs technology for government agencies

Network/System Administrator 3

System Administration +1Confirmed live in the last 24 hours
Full-time$107.7k - $140.8k

About the Job

Requirements

  • Five or more years of related experience and at least two years of SAP experience are required.
  • A bachelor's degree, or an associate's degree in a related area plus two years of experience, or four years of equivalent experience is required.
  • IAT Level III certification is required, such as CISSP, CASP+ CE, CCNP Security, or CISA.
  • An active Top Secret/SCI clearance is required, and the candidate must be able to attain Top Secret/SCI with CI polygraph.
  • Advanced technical competency in one or more supported platforms or technologies, including Microsoft Windows Server, Active Directory, Red Hat Enterprise Linux servers, Microsoft Hyper-V, VMware, ESX, Xen hypervisors, enterprise networking, firewalls, intrusion detection and prevention systems, forensic analysis, vulnerability assessment, Group Policy management and configuration, scripting, BMC FootPrints, WSUS, Lumension, BitLocker, SQL Server 2012, Tomcat, IIS, Windows Server 2012 R2/2016, Windows 10, Red Hat 6.5, Microsoft Office toolkits, SIEMs, LogRhythm, ACAS/Nessus/SCAP, mandatory and role-based access control concepts, video teleconferencing/VoIP, Oracle and Microsoft SQL database security, and Apache/IIS web server security.
  • Thorough knowledge of Microsoft Windows desktop and server operating systems, Microsoft Exchange Server, and, as needed, Red Hat Enterprise Linux administration and associated hardware is required.
  • Group Policy design and configuration experience is required.
  • Working knowledge of Cisco networking and switching, virtualization technologies, and virtualization in user environments, operating systems, and network appliances is required.
  • Working knowledge of local area network and wide area network technologies and data backup technologies is required.
  • Working knowledge of communications security policies and integration is required.
  • Working knowledge of the Risk Management Framework, Common Criteria, and System Security Policy as they relate to assessments and authorization is required.
  • Working knowledge and current relevant experience with PL2, PL3, and PL4 network environments and systems is required.
  • Working knowledge of WSUS and/or YUM patch deployment methodologies is required.
  • Familiarity with Department of Defense policy for implementing and executing system and network administration is required.
  • Experience applying the Risk Management Framework to network and information system environments is required.
  • The ability to work independently with little to no oversight and to collaborate effectively in a team environment is required.

Responsibilities

  • Organize, install, and support government computer systems, including local area networks, wide area networks, network segments, intranets, and other data communication systems.
  • Help architect, design, and analyze network models, and participate in decisions about purchasing hardware or software to upgrade infrastructure.
  • Provide technical support to computer users and resolve user problems as needed.
  • Provide day-to-day support for collateral, Sensitive Compartmented Information, and Special Access Program activities.
  • Lead day-to-day management and operations of the IT operations team’s networks, and implement capabilities vetted through cybersecurity, information system security engineering, and higher headquarters to maintain Joint Special Access Program Implementation Guide/Risk Management Framework Authority to Operate and continuous monitoring tools and processes.
  • Manage commercial off-the-shelf and government off-the-shelf products that collect, display, and remediate automated system security and system operations/performance functions and metrics.
  • Assist with security assessments of servers, network devices, and security appliances, including assessment accuracy and efficiency.
  • Assist in creating operational operations and maintenance checklists for daily, weekly, monthly, and yearly service maintenance; develop tactics, techniques, and processes and standard operating procedures associated with service checklists.
  • Manage and operate monitoring tools and capabilities with enterprise security information and event management; create and tailor complex event alarms/rules and summary reports.
  • Execute cybersecurity operations procedures for day-to-day network management, operations, and maintenance.
  • Monitor and analyze cybersecurity tool output for reportable security incidents and residual risk.
  • Assist in analyzing technical risk of emerging cybersecurity tools and processes upon request.
  • Participate in a security incident response team as needed.
  • Assist information systems security managers, information systems security officers, and information systems security engineers with integrating and developing new techniques to improve confidentiality, integrity, and availability for networks and systems at various classification levels.

About the Company

General Dynamics Information Technology

Builds and runs technology for government agencies

GDIT builds and runs technology systems for U.S. government agencies, including defense, intelligence and civilian organizations. Its work spans cloud infrastructure, cybersecurity and software development, with tools tailored to sensitive missions and large agency operations. The company combines its own reusable technology solutions with commercial products, then earns revenue through contracts to design, integrate, modernize and operate customer systems, including support for both classified and unclassified networks. It also supplies technical expertise and daily operational support, and is a business unit of General Dynamics headquartered in Falls Church, Virginia.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Falls Church, VA
Founded
1999

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