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# Senior Network Engineering and Support

- **Company:** LightGrid, LLC
- **Location:** Fort Lee, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Computer Networks, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, Issue Tracking Systems, Networking Hardware, Network Configuration and Change Management, Network Architecture, Network Monitoring, Network Administration, Network Protocols, Open Shortest Path First (OSPF), TCP/IP, Virtual Local Area Networks, Wide Area Networks, Network Routers, Firewalls (Computer Science), SC Clearance, Information Technology, SolarWinds (Software), Network Support, Cisco
- **Published:** November 3, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9284249/senior-network-engineering-and-support

## About the Role

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field is preferred.
Must be compliant with DoD 8140 Cyber Workforce Qualification Program, and hold certifications such as Security+, Cisco Certified Network Professional (CCNP) or equivalent as defined for the position at time of hire; certifications must be maintained throughout employment.
Minimum of 3-5 years in enterprise-level network administration

 * Installation, configuration, management, and troubleshooting of enterprise routers, switches, and firewalls (preferably Cisco).
 * Familiarity with network protocols, principles, and architectures (including but not limited to TCP/IP, DNS, DHCP, VLANs, OSPF, BGP).
 * Experience with enterprise monitoring and ticketing systems (Remedy, SolarWinds, etc.).
 * Demonstrated ability to perform upgrades, patching, incident response, and network documentation.
 * Compliance implementation with DISA STIGs and IAVM processes.
 * Ability to work with cross-functional IT teams and end-users
 * Work independently and as part of a team; may mentor junior staff.
 * Manage assigned incidents or projects, escalating as necessary.
 * Participate in cross-functional meetings and project planning

 * Written and verbal communications with the ability to document technical solutions and interact with end-users and leadership
 * Ability to brief management and stakeholders on network matters
Secret clearance required; must be eligible for and able to maintain clearance throughout employment.

## Description

The Network Engineer will perform all aspects of network engineering and network support. Responsibilities include operational support, troubleshooting, and maintenance of DeCA's enterprise network environment, encompassing configuration and management of routers, switches (LAN/WAN), firewalls, and associated network devices. The role includes incident response, network performance monitoring, network configuration and documentation, implementation of security standards (DISA STIG and IAVM compliance), as well as supporting upgrades, patches, replacements, and sustainment of networking hardware and software.
The engineer will work within established standard operating procedures, respond to Remedy ticketing queue requests, and assist in network infrastructure projects as assigned. Work hours typically align with standard business hours but will include on-call requirements, including weekend and after-hour support as needed.