101731 Senior Network Engineer - Fairfax, VA

ManpowerGroup Public Sector•Fairfax, VA

20d•Onsite

About The Position

Join a high -performing senior -level networks team tasked with architecting, designing, implementing, and maintaining a large -scale, mission -essential multi -agency network infrastructure. This environment demands fault -tolerance, low latency, and strict security compliance, supporting several programs under a unified set of agency requirements. You’ll play a key role in shaping and sustaining secure, scalable, and resilient networking environments across data centers, transport layers, and rack -level infrastructure. This is a hands -on, on -site engineering position with opportunities for leadership, innovation, and critical mission impact. This is a critical infrastructure role within a dynamic and innovative technical environment. If you're ready to support complex, secure missions and want to grow your expertise among seasoned professionals, we’d love to hear from you. Some domestic/international travel may be required.

Requirements

5+ years of professional experience in network engineering, architecture, and system maintenance.
Hands -on expertise with Juniper (preferred) and/or Cisco networking platforms.
Proficiency with key protocols and technologies:
TCP/IP, IPv4, UDP, TLS, VPLS, GRE
OSPF, EIGRP, BGP
EVPN over BGP/VXLAN or MPLS/VXLAN
Multicast, STP, VLANs, Trunking
LAN/WAN configurations and firewall/ACL security controls
Strong communication and collaboration skills.
Security+ or CISSP certification.
Bachelor's degree in Computer Science, Electrical/Computer Engineering, or related field – or equivalent work experience.

Nice To Haves

Juniper certifications (JNCIA, JNCIS, JNCIP, JNCIE).
Cisco certifications (CCNA, CCNP).
Experience scripting in Bash, Python, etc.
Background in Linux/BSD system networking and administration.
Familiarity with multicast protocol design and troubleshooting.
Demonstrated leadership or ownership in engineering design reviews.
Willingness to travel (CONUS and OCONUS).

Responsibilities

Architect and implement secure, high -availability network solutions supporting mission -critical systems.
Maintain and optimize LAN/WAN architecture, routing protocols, and transport layer technologies.
Configure and troubleshoot Juniper and/or Cisco network hardware and software.
Ensure compliance with strict government security and performance standards.
Collaborate across engineering disciplines and programs to support scalable enterprise needs.
Lead technical discussions and present solutions to internal stakeholders and government customers.