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Principal Engineer, Core Network

Job

Insight Global

Denver, CO (In Person)

Full-Time

Posted 2 days ago (Updated 19 hours ago) • Actively hiring

Expires 7/26/2026

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Job Description

Job Description A client of Insight Global is looking to bring on a Principal Engineer, to serve as the lead architect and technical lead for the global network infrastructure. This position will play a critical role in shaping network strategy, ensuring stability and performance across enterprise-grade environments, and mentoring engineering talent to elevate the organization's technical capabilities. A key part of this role is working with Segment Routing, while leveraging deep expertise in OSPF, ISIS, BGP, and MPLS to solve complex connectivity challenges at scale.
Key Responsibilities:
  • Designing and scaling high-availability service provider or enterprise-grade networks
  • Leading the transition to next-generation network architectures, including Segment Routing
  • Optimizing core routing protocols including:
OSPF, ISIS, BGP
- to improve overall network performance and stability
  • Architecting and maintaining MPLS-based services, including:
RSVP-TE, LDP
  • Serving as the final escalation point during critical, large-scale network outages
  • Mentoring both junior and senior engineers to raise the team's collective technical expertise
  • Driving automation initiatives to reduce manual configuration efforts and minimize human error We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day.
We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.

To learn more about how we collect, keep, and process your private information, please review
Insight Global's Workforce Privacy Policy:
https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements
  • 7+ years of experience in large-scale network engineering and architecture
  • Bachelor's or Associate degree in a field related to Computer Networking
  • Deep expertise in BGP, including: iBGP, eBGP, Communities, Policy Routing
  • Expert-level mastery of Link State routing protocols, including:
OSPF. ISIS
  • Advanced knowledge of MPLS, including: L2/L3 VPNs, Multicast, RSVP traffic engineering
  • Strong understanding of: Network Security, Quality of Service (QoS), High-Availability Network Design
  • Performing additional duties as assigned