Senior Network Engineer (Sr NE)

My3tech; Mechanicsville (VA); On-site; USD 95,000 - 125,000; Full time

Job summary

My3tech is seeking a Senior Network Engineer to implement, maintain, and document the agency's IT network infrastructure. This on-site role in Mechanicsville, VA involves designing, configuring, and troubleshooting enterprise networks, and collaborating with cloud, security, and DevSecOps teams to ensure reliable connectivity.

The candidate will manage routers, switches, VPNs, firewalls, WLANs, and load balancers, while creating topology diagrams and security documentation to support PCI/agency

Qualifications

• 8+ years of enterprise network engineering experience.

Responsibilities

• Provide day-to-day support and maintenance of the agency network infrastructure.

Skills

Enterprise network design

LAN/WAN troubleshooting

Router/Switch configuration

VPN/Firewall management

SD-WAN

Network monitoring

Tools

Network monitoring tools

Diagnostic software

Job description

Title: Senior Network Engineer (Sr NE)

Location: 9120 Lockwood Blvd Mechanicsville, VA 23116

Interview Mode: In Person Only

Objective/Summary: Client is seeking an experienced Senior Network Engineer (Sr NE) to implement, support, maintain, and document the agency's IT network infrastructure. The role is responsible for network engineering, troubleshooting, infrastructure analysis, architecture documentation, implementation, upgrades, performance optimization, and collaboration with infrastructure, cloud, security, and DevSecOps teams to ensure reliable and secure enterprise network operations.

Scope of Services/Responsibilities:

• Provide day-to-day support, maintenance, documentation, research, analysis, and implementation of network infrastructure.


• Design, configure, implement, upgrade, manage, monitor, and troubleshoot enterprise network technologies.


• Support and maintain enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers.


• Diagnose and resolve network-related infrastructure issues affecting availability, performance, and operations.


• Utilize diagnostic software, line monitors, testing equipment, and monitoring tools to identify and resolve system problems.


• Collaborate with agency stakeholders, vendors, and infrastructure partners to gather requirements, specifications, and configuration details.


• Troubleshoot and resolve network issues impacting application performance and uptime.


• Assist with installation, upgrades, maintenance, and documentation of agency data network infrastructure.


• Oversee and collaborate with cloud and DevSecOps teams to optimize hybrid connectivity solutions and SD-WAN environments.


• Develop and maintain network architecture documentation, topology diagrams, IP address schemes, firewall rules, and access control documentation.


• Independently manage and execute assigned projects and technical initiatives.


• Ensure network infrastructure follows security, architecture, and compliance standards.


• Create scalable, fault-tolerant, and reliable network architectures.


• Support disaster recovery planning, system performance tuning, and infrastructure optimization.


• Monitor network performance and maintain operational metrics and reporting.

Minimum Requirements:

• Minimum 8 years of hands-on experience with enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers, including setup, configuration, upgrades, management, and troubleshooting.


• Minimum 8 years of experience designing, installing, and troubleshooting enterprise local-area networks (LANs) and wide-area networks (WANs).


• Minimum 8 years of direct network engineering and network design experience.


• Minimum 8 years of experience monitoring IT environments for compliance.