Vacancy Detail
Senior Network Engineer
Role: Senior Network Engineer
Location: Fairfax, VA
Clearance: Active TS/SCI Required
Compensation: $150,000 - $220,000 Base Salary + 50% Additional Employer-Funded Compensation
Total Package Value: Up to $330,000
Benefits
- Employer-funded 401(k) contribution worth 25% of base salary
- Flexible benefits allowance worth 25% of base salary (can be taken as benefits or additional compensation)
- Up to 8 weeks PTO
- Medical, Dental & Vision coverage
- Life Insurance
- 100% tuition reimbursement (Degrees, Certifications & Professional Development)
- Flexible working hours
- Long-term, mission-critical programs supporting the US Intelligence Community
The Opportunity
We're supporting a highly respected technology organization delivering critical solutions across the US Intelligence and National Security community.
As part of a senior-level networking team, you'll be responsible for designing, implementing and supporting highly secure, mission-essential network infrastructure supporting multiple intelligence programs. The environment demands exceptional levels of availability, fault tolerance and performance, providing the opportunity to work on technically challenging projects that have a direct operational impact.
This is not a network operations role. You'll be involved in architecture, engineering, implementation and ongoing enhancement of complex networking environments across data centre, transport and enterprise infrastructure layers.
What You'll Be Doing
- Designing and implementing secure enterprise network solutions
- Supporting large-scale mission-critical network infrastructure
- Engineering and maintaining routing, switching and transport environments
- Troubleshooting complex network performance and connectivity issues
- Supporting data centre and wide-area network environments
- Working closely with engineering teams and stakeholders to develop technical solutions
- Contributing to network architecture, design reviews and infrastructure improvements
- Providing technical leadership within your area of expertise
What We're Looking For
- 7+ years of network engineering experience
- Strong experience with Juniper networking technologies preferred
- Cisco networking experience also considered
- Experience designing, implementing and maintaining enterprise networks
- Strong knowledge of TCP/IP networking and associated protocols
- Experience with routing protocols including OSPF, EIGRP and BGP
- Experience with LAN, WAN and network security technologies
- Experience with firewalls, ACLs and secure network architectures
- Excellent troubleshooting and problem-solving skills
- Strong communication skills and ability to work within highly collaborative engineering teams
Desirable Experience
- Juniper certifications (JNCIA, JNCIS, JNCIP, JNCIE)
- Cisco certifications (CCNA, CCNP)
- EVPN, VXLAN or MPLS environments
- Multicast networking
- VLANs, trunking and spanning tree
- Bash, Python or other scripting languages
- Linux or BSD administration experience
- Experience presenting technical solutions to customers and stakeholders
- Willingness to travel domestically and internationally when required
Applicants must hold an active TS/SCI clearance.
Keywords
Senior Network Engineer, Network Engineer, Juniper, Cisco, JNCIA, JNCIS, JNCIP, JNCIE, CCNA, CCNP, Routing, Switching, BGP, OSPF, EIGRP, EVPN, VXLAN, MPLS, Multicast, TCP/IP, LAN, WAN, Firewall, ACL, Network Architecture, Infrastructure Engineer, TS/SCI, Intelligence Community, Defense, Government Contracting.
Location: Fairfax, Virginia | Salary: $150000 - $220000 per year | Job type: Permanent | Posted: 16/06/2026
