Network Engineer Senior


Job Location:

Washington, DC - USA

Yearly Salary: $ 90000 - 160000
Posted on: 3 days ago
Vacancies: 1 Vacancy

Job Summary

Network Engineer - Senior
Clearance: Public Trust Tier 2
Location & Schedule:
Hybrid with on-site work during business hours at the Ford House Office Building (2nd & D Streets SW Washington DC) and CBO data-center facilities.

Role Summary
Nationwide IT Services NIS is seeking a senior network engineer to provide engineering operations optimization and advisory support for CBOs Cisco-based enterprise network across the core distribution access and edge layers. Serves as CBOs senior technical adviser leads remediation of identified incident-response (IR) findings and enforces Zero Trust across the network. Works with minimal supervision and resolves the most complex faults escalated from the service desk.

Required Experience
  • 8 years of progressive enterprise network engineering in Cisco environments (senior level).
  • Architecting and operating core distribution access and edge; routing switching VLANs enterprise DNS DHCP and VPNs to hardened documented standards.
  • Zero Trust at the network layer: segmentation and micro-segmentation least-privilege and identity-aware access and 802.1X.
  • Network security and compliance to NIST SP 800-53 (AC CM SC AU) SP 800-207 and Cisco hardening best practices; continuous monitoring and vulnerability management.
  • Incident-response support: containment analysis forensics root-cause analysis and remediation of findings.
  • Perimeter and public-facing security: firewall rule management ingress/egress filtering MFA for administrative access.
  • Change management with security-impact analysis; network diagrams SOPs and configuration baselines.
  • Senior advisory; collaborates with cloud Microsoft and cybersecurity teams; supports audits and assessments.
Education & Certifications
  • Recommended (to be competitive): Cisco CCNP Enterprise (CCIE preferred); a security or Zero Trust credential (e.g. Security or a Cisco security cert) is a plus.
  • Bachelors in IT Computer Science or Engineering or equivalent experience. Current certifications ideally maintained 5 years.
Key Technical Skills
  • Cisco routers switches and firewalls; Cisco ISE for 802.1X / NAC; TrustSec / SD-Access or VLAN-and-ACL segmentation; VPNs; enterprise DNS/DHCP; SIEM and NDR integration; hardened Cisco baselines; configuration and change management.

Why Join Nationwide IT Services
Nationwide IT Services is a trusted government contractor supporting Department of Defense customers. We offer the opportunity to work on high-impact cybersecurity missions alongside experienced professionals in a collaborative and growth-focused environment.

Salary range $90000 to $160000 annually
The salary range is a general guideline. We consider several factors when determining base salary offers including the positions scope and responsibilities the candidates experience education and skills and current market conditions.



Required Experience:

Senior IC

Network Engineer - SeniorClearance: Public Trust Tier 2Location & Schedule:Hybrid with on-site work during business hours at the Ford House Office Building (2nd & D Streets SW Washington DC) and CBO data-center facilities.Role SummaryNationwide IT Services NIS is seeking a senior network engineer to...