> Markdown version of [/jobs/ext/2585647-network-administrator-4](https://www.wearedevelopers.com/jobs/ext/2585647-network-administrator-4). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Administrator 4 - **Company:** Ampcus Inc - **Location:** Centreville, VA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Border Gateway Protocol, Cyber Security, System Configuration, Dynamic Host Configuration Protocol, Domain Name System (DNS), Networking Hardware, Subnetting, Network Security, Network Troubleshooting, Network Architecture, Network Planning and Design, Network Monitoring, Routing, Network Administration, Open Shortest Path First (OSPF), Systems Integration, Transmission Control Protocol (TCP), Virtual Local Area Networks, Network Routers, Computer Network Technologies, Firewalls (Computer Science), Information Technology, Cybercrime, Firepower, Cisco - **Published:** August 1, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17797790?backUrl=%2Fcareer%2F17797790%2FNetwork-Administrator-4-Virginia-Sully-Station ## About the Role Seeking a mid-level Network Administrator with at least 5 years of hands-on networking experience to support and maintain enterprise network infrastructure. The ideal candidate is a self-motivated professional seeking long-term career growth, with a bachelor's degree and/or relevant industry certifications. This role requires strong technical expertise, leadership potential, problem-solving abilities, and the ability to work independently as well as collaboratively in a team environment., * Minimum 5 years of hands-on network administration experience. * Bachelor's degree in Information Technology, Computer Science, or related field; equivalent experience and industry certifications will also be considered. * Experience administering enterprise LAN, WAN, and network infrastructure. * Strong knowledge of: + DHCP + DNS + Routers + Switches + Firewalls + Network security + TCP/IP networking * Experience troubleshooting network connectivity and infrastructure issues. * Experience monitoring network performance and availability. * Strong documentation and change management skills. * Ability to work independently with minimal supervision. * Strong analytical and problem-solving skills. * Excellent verbal and written communication skills. * Ability to collaborate with technical teams and non-technical users., * Industry certifications such as CCNA, CCNP, Network+, or equivalent. * Leadership experience or demonstrated leadership potential. * Experience with cybersecurity best practices. * Experience supporting transportation, government, or enterprise infrastructure environments. * Experience with network monitoring and management tools. * Experience with infrastructure design and implementation. Desired Skills: * Leadership and mentoring abilities. * Strong customer service orientation. * Time management and multitasking skills. * Creative problem-solving. * Team collaboration. * Technical documentation. * Infrastructure planning. * Network performance optimization. * Cybersecurity awareness and threat mitigation. Work Environment: * Onsite position. * Works both independently and as part of a collaborative infrastructure team. * Supports enterprise network operations and infrastructure projects. Skills: Skill Required / Desired Amount of Experience Expertise Rating Move General Information Technology Required 10 Years Cisco Routing and Switching Required 5 Years VLAN Management Required 5 Years Network Design Required 2 Years Subnetting Required 5 Years Routing Protocols (BGP, OSPF, etc) Required 3 Years Network Security Highly desired 2 Years DNS/DHCP Nice to have 2 Years Network Monitoring Nice to have 2 Years Network Cable Management Nice to have 2 Years Cisco FMC/Firepower Nice to have 2 Years Solutions Design Build Nice to have 3 Years Integration Troubleshooting Required 2 Years Cybersecurity Highly desired 2 Years Software Integrations Nice to have 2 Years Ampcus is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veterans or individuals with disabilities. ## Description * Install, configure, maintain, and support LAN, WAN, and Internet network infrastructure. * Monitor network performance, availability, and utilization to ensure reliable operations. * Troubleshoot and resolve Tier 1 and Tier 2 network and software support requests. * Respond to break/fix incidents involving network infrastructure and connectivity. * Configure, deploy, and maintain routers, switches, firewalls, DHCP, DNS, and related networking technologies. * Design and implement network extensions and connectivity solutions. * Support deployment of new and replacement network hardware and communications infrastructure. * Maintain network hardware, software, and support applications. * Monitor network traffic, identify anomalies, and resolve connectivity issues. * Maintain accurate network architecture, project documentation, inventory, and maintenance records. * Document network changes and maintain detailed change management history. * Perform network tuning, optimization, and capacity planning. * Assess existing network infrastructure and recommend improvements based on industry best practices and cybersecurity standards. * Configure solutions to meet business requirements and provide technical documentation. * Train users and technical staff on implemented solutions. * Support field maintenance teams with communication infrastructure implementation and troubleshooting. * Participate in infrastructure design and technical support for enterprise solutions. * Support cybersecurity initiatives, including network hardening, threat hunting, and mitigation activities. * Effectively manage multiple priorities while meeting project and operational deadlines. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) ## Related Articles - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers)