Senior Network Engineer

About the role

Ampcus Inc. is a certified global provider of a broad range of technology and business consulting services. We are seeking an experienced Senior Network Engineer (Sr NE) to implement and support the agency’s IT network infrastructure. The Sr NE performs day‑to‑day activities related to support, documentation, research, analysis, and implementation of network‑related infrastructure.

Location: Mechanicsville, VA

Key responsibilities

• Configure, upgrade, manage, and troubleshoot enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers.
• Document network architecture, topology diagrams, IP schemes, firewall rules, and access controls.
• Identify and diagnose system problems using line monitors, diagnostic software, and test equipment.
• Work closely with IT infrastructure suppliers and stakeholders to gather accurate requirements, specifications, and configurations.
• Assist in troubleshooting and resolving network issues that impact application performance and uptime.
• Oversee installation, documentation, and upgrades of facility data network infrastructure.
• Collaborate with cloud and DevSecOps teams to optimize hybrid connectivity and SD‑WAN configurations.
• Work independently on assigned projects.

Qualifications

• In‑depth, hands‑on experience with enterprise networking hardware and technologies.
• Strong troubleshooting skills for network‑related infrastructure.
• Ability to produce clear documentation, network diagrams, and security configurations.
• Minimum of one industry‑standard networking certification (e.g., Cisco CCNA, Juniper JNCIA‑Junos, etc.).