Senior IT Specialist - Network Infrastructure
Listed on 2026-08-31
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IT/Tech
Network Engineer, Cybersecurity, Network Security, Network Administrator
Zachary Piper Solutions is seeking a Senior IT Specialist – Network to support a long-term Department of Defense program providing IT and cybersecurity services to the Marine Corps Enterprise Network (MCEN). This individual will provide Tier 2/3 network support for mission-critical Marine Corps infrastructure.
This position is onsite at the Pentagon and requires an active Top Secret clearance.
- Provide Tier 2/3 troubleshooting and operational support for enterprise network infrastructure.
- Configure, maintain, and troubleshoot Cisco routers, switches, and networking equipment.
- Troubleshoot IP networking, DNS, DHCP, VLANs, VPNs, NAT, and routing protocols.
- Support network upgrades, installations, integrations, and performance optimization.
- Diagnose complex network connectivity and performance issues and drive incidents through resolution.
- Support enterprise network availability while coordinating with cybersecurity and infrastructure teams.
- 7–10+ years of IT experience with a strong focus on enterprise networking.
- Hands-on experience troubleshooting Cisco routers, switches, and network infrastructure.
- Strong knowledge of TCP/IP, IPv6, DNS, DHCP, VLANs, VPNs, NAT, EIGRP, and BGP.
- Experience providing Tier 2/3 network troubleshooting and operational support.
- CCNA required; CCNP highly preferred.
- IAT Level III certification required.
- Active Top Secret clearance required.
- Experience supporting DoD, Marine Corps, Navy, or other federal network environments preferred.
Salary Range: $48.08 - $52.88 hourly rate depending on experience.
Comprehensive Benefits:
- Medical
- Dental
- Vision
- 401(k)
- PTO
- Paid Holidays
- Sick Leave as required by law.
#LI-CR2 #LI-ONSITE
Senior IT Specialist, Network Specialist, Network Engineer, Cisco, CCNA, CCNP, Tier 2, Tier 3, Network Support, Cisco Routers, Cisco Switches, TCP/IP, IPv6, DNS, DHCP, VLAN, VPN, NAT, EIGRP, BGP, Network Troubleshooting, MCEN, Marine Corps, DoD, Pentagon, IAT III, Top Secret Clearance
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