Jul 22, 2019

Network Administrator Sterling, VA, US

  • Criterion Systems
  • Sterling, VA, US
Full-Time Defense Government Information Technology (IT) Other

Job Description

Network Administrator

Full-time Regular Sterling, VA, US

16 days agoRequisition ID : 1740

At Criterion Systems, we developed a different kind of business—a company whose real value is a reputation for excellence built upon the collective skills, talents, perspectives, and backgrounds of its people. We are seeking a Network Administrator to support a position in Sterling, VA. The chosen candidate will support a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment with new cyber capabilities to address emerging threats.


Criterion is seeking Network Administrators to support the design, development, and deployment of advanced cybersecurity capabilities. By accepting a position with Criterion Systems, you will join a group of professionals with a collaborative mindset where we share ideas and foster professional development in order to accomplish our goals. In addition to our great culture we also offer competitive compensation and benefit packages, company-sponsored team building events, and advancement opportunities. To find out more about how Criterion can help you take your career to the next level please visit our website: www.criterion-sys.com.


 Primary Accountabilities

The System Administrator provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provides specific detailed information for hardware and software selection, implementation techniques and tools for the most efficient solution to meet business needs, including present and future capacity requirements. Conducts testing of network design. Maintains technical expertise in all areas of network and computer hardware and software interconnection and interfacing, such as routers, multiplexers, firewalls, hubs, bridges, gateways, etc. Evaluates and reports on new communications technologies to enhance capabilities of the network. Supports and 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.


Primary Qualifications


  • Active Top Secret/Sensitive Compartmented Information (TS/SCI) security clearance required.
  • U.S. Citizenship required.
  • DoD 8570.1-M Compliance at IAT Level I required.
  • Four (4) or more years of system administration experience required. [A Master’s degree in a related discipline may substitute for two (2) years of experience.  A PhD may substitute for four (4) years of experience.]Bachelor’s degree in Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or a related discipline is required. [Four (4) years of experience (for a total of eight (8) or more years) may be substituted for a degree.]
  • Demonstrated experience and/or familiarity with one of more of the following shell and scripting languages: Bourne, C, Krone, Bash, Perl, Batch, VBScript, etc.
  • Demonstrated experience and/or familiarity with one of more of the following: Windows, Solaris, AIX, Red Hat, IRIX, Linux or UNIX.
  • Demonstrated experience and/or familiarity with trouble-ticket or other tracking system.
  • Demonstrated experience and/or familiarity with one of more of the following: networking protocols and applications (e.g., DNS, TCP/IP stack, sockets, console, license, NFS, SAMBA, and back-up, SAN and mail servers).
  • Manages the functionality and efficiency of a group of computers running on one or more operating systems.
  • Perform regular maintenance and troubleshooting on system.
  • Maintain the integrity and security of IT system.
  • Prepare and maintain system documentation and process documentation.
  • Interact with users
  • Adhere to policies and standards for allocation related to the use of computing resources.
  • Develop and implement system testing strategies and document results.
  • Provide advice and training to end-users.
  • Provide remote access capability for users using approved secure access methods.
  • Provide software upgrade plans for Commercial Off-the-Shelf (COTS) and Government Off-the-Shelf (GOTS) software to the Change Management process. 
  • Conduct testing using approved testing procedures for all new staged hardware/software (GFE), as well as components that have been updated, received patches, and/or have been repaired. 
  • Establish and maintain user accounts, passwords, etc.
  • Support shift work, as required.





Preferred Qualifications

  • Experience or familiarity with Agile development methodology.
  • Certifications: Relevant certifications desired (Red Hat, Microsoft, Oracle, Solaris, UNIX, etc.), and/or DoD 8570.1-M Compliance at IAT Level I required.


Criterion Systems is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action-Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.


IT Project Management,   Network and Server Administration  



Security Clearance

Top Secret/Sensitive Compartmentalized Information (TS/SCI)

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