Network Administrator

Network Administrator

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Location: Reston, VA

Posted: 6/12/2026

Location Name: Reston, VA

Wage Max: 155,000.00 Annual

Wage Min: 130,000.00 Annual

Position Type: Full-Time

COMPANY OVERVIEW

Join our award-winning team at Information Management Resources, Inc. (IMRI), a small business leader in the technology industry known for our commitment to innovation, excellence, and authenticity. Founded in 1992, IMRI has been at the forefront of delivering advanced cybersecurity and IT solutions, safeguarding organizations against evolving threats. We have built a reputation for our expertise in Cybersecurity, Digital Transformation, Strategic Business Consulting, and Staff Augmentation. Guided by our core values of innovation, excellence, and a solution-driven mindset, we have served a diverse portfolio of customers that includes federal agencies, state and local governments, and Fortune 1000 companies.

At IMRI, we recognize the integral part our employees play in our ongoing success. To support this, we offer a comprehensive benefits package, tailored to meet the individual needs of our employees. We are committed to promoting their overall well-being and equipping them with the necessary tools to flourish in their careers. We welcome you to be a part of our ongoing mission as we continue to navigate the digital landscape, committed to empowering organizations with our innovative solutions.

POSITION TITLE: Network Administrator

POSITION SUMMARY: IMRI is seeking an experienced Network Administrator to support and maintain secure, high-performing enterprise network environments. In this role, you will design, implement, and manage LAN/WAN systems, monitor performance, and troubleshoot issues to ensure minimal downtime.

You will play a key role in maintaining network security, including firewalls, routing/switching, access controls, and network segmentation, while supporting DNS/DHCP services, IP management, and configuration standards. The ideal candidate brings strong experience with enterprise networking technologies, cloud environments (Azure preferred), and network monitoring tools.

This position requires a proactive, detail-oriented professional who can collaborate across IT teams, support end users, and help ensure reliable infrastructure for mission-critical operations.

DUTIES AND RESPONSIBILITIES:

• Design, implement, and manage network systems to ensure optimal performance and security.

• Monitor, manage and optimize LAN/WAN performance and troubleshoot issues to minimize downtime.

• Maintain firewalls, routing/switching, ACLs, segmentation, QoS, and network access control (NAC).

• Ensure DNS/DHCP integrity, IPAM updates, and certificate lifecycle coordination.

• Ensure network security by implementing and maintaining security protocols and measures. Patch network devices, maintain standardized configs, backup/restore device configurations.

• Provide technical support and guidance to end-users and other IT staff.

• Collaborate with other IT professionals to develop and implement IT policies and procedures.

• Administer and manage Cisco TACACS Service and Network Access Control and endpoint posture assessment and remediation.

MINIMUM QUALIFICATIONS AND EXPERIENCE REQUIRED:

• 5+ years in enterprise networking (Cisco/Palo Alto/Juniper preferred).

• Relevant certifications (e.g., CCNA, Palo Alto Networks CNSA, CompTIA Network+) are a plus.

• Expertise in routing/switching (BGP/OSPF), firewalls, VPN, wireless, NAC, DNS/DHCP/IPAM.

• Experience with network monitoring/observability tools and config management.

• Certifications (preferred): CCNA/CCNP, Network+, PCNSE (if Palo Alto), Azure Fundamentals.

• Strong documentation, incident response, and change management discipline.

• Network Infrastructure Management: The role demands a deep understanding and experience in managing both Local Area Network (LAN) and Wide Area Network (WAN) services. This includes ensuring continuous availability and optimal performance across multiple FirstNet offices.

• Cloud Services Management: Expertise in overseeing Microsoft Azure Cloud Services is essential. This involves managing resources like the FirstNet.gov website and maintaining the security and performance of FirstNet's online presence.

• Network Monitoring Tools: Proficiency in utilizing various network tools to monitor the health, performance, and security posture of FirstNet's internal IT network and systems is crucial. This proactive monitoring helps prevent service disruptions and ensures efficient network operations.

• Technical Competency: Experience with a wide range of infrastructure devices and tools. This includes managing network services, overseeing cloud services, and utilizing network monitoring tools.

• Support for Public Safety Operations: Mission critical ability to ensure effective management of network infrastructure in support of FirstNet's public safety operations and prevent delays or failures in network services.

IMRI offers top-tier benefits that include: medical coverage through nationally recognized carriers, ancillary coverages, paid vacation and sick leave in compliance with all state and local laws, 401(k) with company match, company paid life insurance and LTD, and several additional voluntary coverages.

Pay will be commensurate with the experience, skills, and qualifications that the candidate brings to the position.

Equal Employment Opportunity Statement

IMRI is an Equal Employment Opportunity employer. IMRI prohibits unlawful discrimination and harassment and provides equal employment opportunity to all applicants and employees consistent with applicable federal, state, and local laws. Employment decisions are based on qualifications, merit, business needs, and other lawful job-related factors without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, genetic information, or any other characteristic protected by law. As a federal contractor, IMRI complies with Section 503 of the Rehabilitation Act and VEVRAA and takes affirmative action with respect to qualified individuals with disabilities and protected veterans as required by law.

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