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Network Systems Administrator I

2 months ago

Reston, United States ManTech Full time

Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, you'll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Network Systems Administrator to join our team in Reston, Virginia.

The System Administrator supports the team in the upkeep of Information Technology (IT) systems and maintains infrastructure and standard operating procedures for the systems continuing performance. Supports day to day operations, and monitors and resolves issues for customer/server/storage/network devices and mobile devices as they pertain to Information Technology systems. They aid in resolving issues and providing support for hardware complications as well as the dispatch system. They also set up, update and ensure functionality of operating systems and network components to improve integrity and efficiency. This position will support activities within Special Access Programs (SAPs) supporting Department of Defense (DoD) agencies, such as HQ Air Force, Office of the Secretary of Defense (OSD) and Military Compartments efforts. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.

Performance shall include:

  • Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.
  • Manages IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
  • Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and internal customers.
  • Provide technical support to computer users to help solve users' problems.
  • Responding to queries on the phone, via email, in person, or through remote access.
  • Knowledge of Microsoft Windows desktop and server operating systems (OS), Microsoft Exchange Server, and as needed RHEL OS administration and associated hardware.
  • Execute day to day management and operations of systems and networks.
  • Follow Operations and Maintenance (O&M) checklists to maintain the service (daily, weekly, monthly, yearly O&M checklists); build Tactics, Techniques and Processes (TTPs) and Standard Operating Processes (SOPs) associated with service checklists
  • Technical competency in one or more of the following supported platforms: MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking and firewall systems, Group Policy configuration, Scripting, WSUS, Microsoft 365

Basic Qualifications:

  • Associate's degree in a related area or 2 additional years of experience in lieu of degree equivalent.
  • Minimum of 1 year related experience
  • CompTIA Security+
  • TS/SCI
  • Eligibility for access to SAP Information
  • Counterintelligence (CI) Poly or willingness to submit to a CI polygraph

Preferred Qualifications:

  • A strong working knowledge of computer systems, hardware, and software.
  • Good problem-solving, analytical, and team-working skills.
  • Excellent communication and interpersonal skills.
  • An openness to learning new technologies.
  • Knowledge of CISCO network and switching and virtualization technologies
  • Knowledge of Local Area Network (LAN) and Wide Area Network (WAN) technologies and data backup technologies to include communication security (COMSEC) integration

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.
  • Must be able to regularly lift 50lbs

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at . ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please click and provide your name and contact information.