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Intermediate Network Administrator

System One
Aberdeen, MD Other
POSTED ON 10/27/2025 CLOSED ON 12/16/2025

What are the responsibilities and job description for the Intermediate Network Administrator position at System One?

Intermediate Network Administrator
Aberdeen Proving Grounds, Maryland

Contract-To-Hire
Pay Range: $40/h-$55/h -> 150k Conversion Salary
ONSITE Aberdeen Proving Grounds
Security Clearance: Interim Secret Clearance or higher

ALTA IT Services is seeking a highly motivated, self-directed individual to fill the role of a Network Administrator (Intermediate) who will be a strong addition to the team and provide network administration for the client. The selected individual will join a collaborative team environment where they will provide expertise and support for client's network. Key to the success of this position is the successful delivery of projects, and effective communication to all levels of staff for reporting project status.

RESPONSIBILITIES:
  • Manage network equipment including Routers, Citrix NetScaler/Application Deliver Controller (ADC), Cisco/Brocade switches, firewalls, and associated peripherals.
  • Configure routers, switches, and firewalls following the client's direction according to client's network topology and allowing specific ports and protocols.
  • Provide network administration support in the areas of design, installation, configuration, monitoring and testing of network architectures and devices to manage and maintain an unclassified and classified network infrastructure utilizing state-of the- art and cutting edge technology.
  • Implement, administer, maintain, and configure the client network to monitor, detect, and respond to threats on the network.
  • Provide immediate briefings to the client of any immediate/emergency threats to the network.
  • Plan and implement future network upgrades as directed by the client.
  • Keep up-to-date records and documentation of network topology and equipment configurations to support network status reports, network troubleshooting, and network logging.
  • Implement enterprise network policy and maintain Cybersecurity initiatives and directives as directed by the client.
  • Provide technical and programmatic support to assist other client teams and supported organizations in all aspects of planning, engineering, fielding and operating IT systems and resources.
  • Assist in technical evaluation of technical vendor submissions for compliance with client network specifications.
  • Review and update SOPs and STIG checklists quarterly.
  • Participate in Change Management Control processes and submit Request for Change in accordance with client policy.
  • Provide network support for IP based VTC systems.
  • Install, remove, configure and repair encryption equipment to alter, expand or maintain the client secure computer network used for classified processing.
QUALIFICATIONS:
  • AA or AS Degree with 5 years of overall applicable experience highly preferred.
  • Minimum requirement is HS Diploma with 7 years of overall applicable experience. 
  • Interim Secret is allowed until full Secret clearance.
  • IAT-II DoDI 8570.01-M Baseline Certification – CompTIA Security CE.
  • Network related certification required.
  • Experience configuring routers, firewalls, and switches.
  • Experience managing, configuring, and testing network equipment including Routers, Citrix NetScaler/Application Deliver Controller (ADC), Cisco/Brocade switches, firewalls, and associated peripherals.
  • Experience researching solutions for new network equipment, software, configurations, and management.
  • Experience documenting network topology and equipment configurations.
  • Experience implementing enterprise network policy and maintaining Cybersecurity initiatives and directives.
  • Experience with Change Management Control processes and submitting Requests for Change (RFC).
  • Experience installing, removing, configuring, and repairing encryption equipment.
  • Knowledge of Communications Security (COMSEC) policies.
  • Must be able to work independently. 
  • Must have strong verbal and written communication skills.
  • Must be able to follow instructions and provide support to all team members.

System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M2
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Ref: #850-Rockville (ALTA IT)

Salary : $40 - $55

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