Network Administrator in Fort Belvoir, VA at APEX Systems

Date Posted: 7/19/2018

Job Snapshot

Job Description

Job #:  848041

Role: Network Administrator

Location: Fort Belvoir, VA

Schedule: 40 hours / week


Overview: Apex Systems, the nation’s second largest IT staffing and technology services firm, has an immediate opening for a Network Administrator to sit on-site in Fort Belvoir, VA.



We seek an experienced Network Administrator to manage all current and planned systems that support our customer’s COTS applications including network and system design, implementation, and management.

Currently all network management is done via command line interface. The agency is planning to implement Radius within the next year. To be successful in this position you need to be collaborative and willing to work within a team. While you will need to be a self-starter completing tasks on your own, working together is critical in this role. You will be interfacing with the client and senior staff. Therefore you should be articulate in your communications because your opinion matters. You will need to explain technical intricacies in a way that is easily understood.

Job Description:

  • With minimum guidance provides technical expertise, including performing in-depth and complex network support.
  • Upgrading, documenting, and testing of the LAN operating system(s) and its components IAW the Army Gold Master to ensure that they are operating correctly.
  • Upgrading, documenting, and testing of all baselines created to ensure that it is operating correctly.
  • Collaborate with internal and external personnel, Network Enterprise Centers, Theater Network Operations Centers and DISA to identify and resolve any connectivity or latency issues across the CONUS and OCONUS VPN architecture.
  • LAN/WAN/VPN administration, operation, monitoring, and troubleshooting.
  • Manage and monitor the LANs, VPNs and WAN.
  • Develop performance and throughput benchmarks for the LANs, VPNs and WAN.
  • Troubleshoot and develop recommendations to resolve network problems such as bandwidth bottlenecks and server downtime.
  • Develop and implement software upgrade strategies.
  • Maintain a configuration management process that defines and documents network procedures; naming conventions; and protocols for managing hardware, software, and users for each field site and the operations center.
  • Upgrade, configure, and ensure correct operations of the network monitoring system using the network monitoring tools.
  • Contributes to the design of architectures to include the software, hardware, and communications to support the total requirements as well as provide for present and future cross-functional requirements and interfaces.
  • Ensures these systems are compatible and in compliance with the standards for open systems and DoD architectures.
  • Determines and identifies high level functional and technical requirements based on interactions with the user community and knowledge of the enterprise architecture.
  • Identifies, assesses, and presents options for meeting functional and technical requirements including hardware and software updates or upgrades.
  • Creates detailed design specifications for use by staff members.
  • Interacts with project management to plan project schedules and technical direction.
  • Create, manage, and monitor maintenance plans and procedures that take into consideration operating environment limitations
  • Coordinate with other system administrators
  • Evaluate and install new patches, and system upgrades
  • Perform operations in a manner that minimizes impact on application downtime
  • Plan, test, and implement initiatives to incorporate new technologies not currently present within the client environment
  • Identify and troubleshoot system issues
    • Coordinate with other teams to diagnose and correct issues
  • Communicate with program manager and government leads as to the progress of open items and work with security specialists and other infrastructure resources as needed
  • Establish procedures for COOP
  • Security and STIGs
    • Document, implement, and maintain security policies in accordance with DISA STIG requirements
    • Implement mitigations of security vulnerabilities in response to IAVAs
    • Support auditing requirements
  • Documentation
    • Create documentation required for Release Management Framework (RMF)
    • Complete planning and documentation prior to new integration or implementation
    • Ensure that documentation is complete and up-to-date
    • Maintain and document configurations
    • Provide weekly and monthly status reports


Education Requirements:

Bachelor’s Degree in Computer Science or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.


Candidates must be US citizens and able to obtain and/or maintain a Department of Defense Secret / Top Secret security clearance as a condition of employment


 *Must meet DoD 8570.01-M Information Assurance Technical (IAT) Level II requirements prior to start of work, including IA Baseline and computing environment certifications


Minimum certifications (must be current – include expiration dates in resume)

  • Cisco Certified Network Associate (CCNA) - Routing and Switching
  • Security+ CE or CCNA-Security

 *Must meet IAT Level III requirements no later than August 1, 2018

  • Examples: CASP, CCNP Security, CISA, CISSP (or associate), GCED, GCIH



***As a contract employee of Apex Systems, you are eligible for Health, Dental, Vision and Life Insurance; Shorter Term Disability; Hospitalization Coverage; Direct Deposit; Weekly Pay Periods; Training and Development Programs; Corporate Discounts / Perks and our Referral Program.


***Apex Systems is an Equal Employment Opportunity / Affirmative Action Employer. We evaluate qualified applicants without regard to race, color, religion, sex, national origin, disability, veteran status, and other protected characteristics.









EEO Employer

Apex is an Equal Employment Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or 844-463-6178.