Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Aug 24, 2026.
Job Title: Network Administrator
Job Location: Annapolis Junction, MD
Eligibility/Clearance: Active Secret
Job Description: Seeking a Network Administrator to provide expertise to
a federal client in support of their mission critical systems in defense
of our Homeland.
As a Network Administrator, you will be responsible for implementing and
maintaining our organization's network infrastructure. Your role will
involve overseeing network administration, troubleshooting complex
issues, and ensuring the performance, availability, and security of our
network systems.
Job-Specific Essential Duties and Responsibilities:
- Configure and maintain network devices such as routers, switches,
firewalls, load balancers, and VPN concentrators.
- Monitor network performance, identify bottlenecks, and implement
optimization strategies to ensure optimal throughput and reliability.
- Troubleshoot and resolve network issues using firewall logs, switch
packet capture tools; engaging with cross-functional teams to leverage
support and collaboration when necessary.
- Conduct network capacity planning and bandwidth management to
accommodate future growth and changing business needs.
- Collaborate with other teams to integrate network infrastructure with
cloud services, storage systems, and other IT components.
- Stay updated on emerging technologies, industry trends, and best
practices in networking and recommend their adoption as appropriate.
- Create and maintain documentation related to network configurations,
diagrams, standard operating procedures, and troubleshooting guides.
- Provide technical leadership, guidance, and mentorship to junior
network engineers.
- Managing, monitoring, maintaining, and securing networks and tenant
network segments that integrate the transport of networks and data.
- Organizing, documenting, and managing the delivery of Network load
balancing services.
- Document and Manage Internet Protocol Addresses.
Job-Specific Minimum Requirements:
- Active Secret clearance.
- Due to contract requirements, only US Citizens can be considered.
Candidates with dual citizenship cannot be considered.
- Seven (7)+ years of experience in a Network Administrator role or in a
related field.
- Five (5) or more years of experience in the following:
- Network configuration and monitoring.
- Firewall configuration - palo alto, juniper, etc.
- Network monitoring tools - SolarWinds and NetCool.
- Candidates must be able to move throughout office and data center
environments, including frequent walking, standing, and navigating
between work locations. Must be able to occasionally lift and move
equipment or materials weighing up to 50 pounds and perform the
essential functions of the position.
- Candidates must reside within a commutable distance for daily onsite
work and on-call requirements.
- This contract supports systems that require 24x7x365 uptime.
Candidates must be willing and able to meet recall requirements,
including participation in a rotational on-call schedule.
Preferred Skills and Qualifications:
- DHS Suitability.
Arena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer
(EOE) who will provide equal employment opportunity to employees and
applicants for employment without regard to race, ethnicity, religion,
color, sex, pregnancy, national origin, age, veteran status, ancestry,
sexual orientation, gender identity or expression, marital status,
family structure, genetic information, or mental or physical disability.

