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Core Network Architect Jobs (NOW HIRING)

NewGen

Core Network Engineer

Chantilly, VA · On-site +1

NewGen Technologies has an opening for CORE Network Engineer to support our government customers ... Network Architecture provides solutions for modernizing the network components while supporting ...

Aspire Fiber

Senior Core Network Engineer

Lake Mary, FL · On-site

$115K - $130K/yr

Architect resilient L2/L3 topologies for aggregation and backbone layers. * Lead IPv4/IPv6 dual ... Influence core network strategy. * Competitive compensation and benefits. * Medical, Dental, Vision ...

Aspire Fiber

Senior Core Network Engineer

Moorpark, CA · On-site

$130K - $150K/yr

Architect resilient L2/L3 topologies for aggregation and backbone layers. * Lead IPv4/IPv6 dual ... Influence core network strategy. * Competitive compensation and benefits. * Medical, Dental, Vision ...

Leidos

Network Architect

Orlando, FL · On-site

$116K - $210K/yr

The Senior Network Engineer will provide hands-on support for core network infrastructure ... Manage SD-WAN architecture, including operational and security updates. * Lead planning and ...

Talent Groups

Network Architect

Lowell, MA · On-site

$64.25 - $86/hr

Core Responsibilities Network Strategy & Architecture * Define and maintain the enterprise network architecture roadmap supporting business growth, cloud adoption, and digital transformation ...

Neotecra

Network architect

New York, NY · On-site

$70.75 - $95/hr

Advanced Network Architect is responsible for leading the design, strategy, and support of network infrastructure with a primary emphasis on Operational Technology (OT) systems--including core ...

Nowges

Senior Network Architect

Fort Belvoir, VA · On-site

$160K - $175K/yr

Senior Network Architect Full Time Fort Belvoir, VA, US 13 days ago Requisition ID: 1207 Salary ... Core Networking - Mastery of OSI model layers 2-7, TCP/IP, routing protocols (e.g., BGP, OSPF), and ...

Capital Technology Group

Network Architect

Suitland, MD · Hybrid

$69.75 - $93.50/hr

... . Network Architect SME (Hybrid - Suitland, MD) Client Requirements: Applicants MUST BE U.S ... CTG fosters a culture rooted in our core values. Our values guide how we work together and support ...

AIG

Senior Core Network Engineer

Charlotte, NC · Hybrid

$101K - $139K/yr

Join us as a Load Balancer Solutions Architect to play your part in that transformation. It's an ... Lead engineering in enterprise core network and cloud networking environments across on-premises ...

Capital Technology Group

Network Architect

Washington, DC · Hybrid

$73.25 - $98.25/hr

... . Network Architect SME (Hybrid - Suitland, MD) Client Requirements: Applicants MUST BE U.S ... CTG fosters a culture rooted in our core values. Our values guide how we work together and support ...

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How much do core network architect jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for core network architect in the United States is $71.96, according to ZipRecruiter salary data. Most workers in this role earn between $62.26 and $83.41 per hour, depending on experience, location, and employer.

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Senior Core Network Engineer

Lake Mary, FL • On-site

Aspire Broadband Holding Inc
See more jobs at Aspire Broadband Holding Incexternal

$115K - $130K/yr

Full-time

Medical, Dental, Vision, Life, PTO

Re-posted 10 days ago

Key responsibilities

  • Design, implement, and maintain high-availability IP/MPLS core networks.

  • Configure and support FTTH GPON/XGS-PON environments and manage access systems.

  • Deploy and support Arista switching and routing platforms, and support routing protocols such as BGP, OSPF, and MPLS.

Job description

Description:

Position Summary


We are seeking a highly experienced Senior Core Network Engineer to lead the design, implementation, and optimization of our carrier-grade IP/MPLS and FTTH network infrastructure. This role is critical to ensuring scalability, resiliency, and performance across our core, aggregation, and access networks.


The ideal candidate has deep experience operating within an Internet Service Provider (ISP) or telecommunications environment, with hands-on expertise in Adtran access platforms, Arista routing/switching, and large-scale FTTH deployments.


This is a senior-level technical role requiring both architectural leadership and advanced operational troubleshooting capability.

Key Responsibilities
Core Network Architecture & Engineering

  • Design, implement, and maintain high-availability IP/MPLS core networks.
  • Engineer scalable BGP-based edge and peering infrastructure.
  • Architect resilient L2/L3 topologies for aggregation and backbone layers.
  • Lead IPv4/IPv6 dual-stack strategy and deployment.

FTTH & Access Network Engineering

  • Design and support FTTH (Fiber-to-the-Home) GPON/XGS-PON environments.
  • Configure and manage Adtran OLTs, aggregation platforms, and access systems.
  • Support subscriber provisioning models and service delivery frameworks.
  • Collaborate with outside plant (OSP) and field engineering teams.

Routing & Switching (Arista Focus)

  • Deploy and support Arista switching and routing platforms in core and aggregation roles.
  • Implement EVPN/VxLAN where applicable.
  • Optimize traffic engineering, QoS, and multicast routing.

ISP Operations & Optimization

  • Support upstream providers, IX peering, and transit relationships.
  • Perform traffic capacity planning and bandwidth forecasting.
  • Lead root cause analysis of network outages and performance incidents.
  • Develop monitoring, alerting, and performance visibility standards.
  • Participate in Tier 3 escalation and on-call rotation.

Automation & Documentation

  • Drive automation initiatives (Python, Ansible, etc.).
  • Maintain accurate network diagrams, IP schema, and routing policies.
  • Develop operational runbooks and engineering standards.


  • Required Qualifications
    • 7–10+ years of experience in a carrier, ISP, or telecommunications environment.
    • Extensive experience with:
    - Adtran platforms (OLT, aggregation, access equipment)
    - Arista switches and routers
    - FTTH architecture and subscriber networks
    • Deep expertise in:
    - BGP (iBGP, eBGP, route reflectors)
    - OSPF and/or IS-IS
    - MPLS (L2VPN/L3VPN preferred)
    - VLAN, QinQ, QoS
    - Multicast (PIM)
    • Experience with ISP edge routing and peering design.
    • Strong troubleshooting skills in production networks serving large subscriber bases.
    • Experience designing high-availability and redundant architectures.

Preferred Qualifications
• Experience with GPON and XGS-PON design.
• Familiarity with BRAS/BNG architectures.
• Experience with subscriber management and AAA (RADIUS).
• Knowledge of DDoS mitigation and ISP security best practices.
• Experience with DWDM or transport integration.
• Industry certifications:
- CCNP/CCIE (Service Provider preferred)
- Arista ACE
- MEF or equivalent carrier certifications

Key Competencies

  • Carrier-grade design mindset
  • Strong understanding of ISP traffic patterns and subscriber behavior
  • Ability to operate in fast-growing network environments
  • Excellent documentation and cross-team communication skills
  • Leadership capability for mentoring junior engineers


Why Join Us?

  • Build and scale next-generation fiber infrastructure.
  • Work in a high-growth ISP environment.
  • Influence core network strategy.
  • Competitive compensation and benefits.
  • Medical, Dental, Vision, Long Term Disability, Short Term Disability and Voluntary Buy Up of Life Insurance
  • Paid time off
  • Parental Leave
  • Team Building events
  • Opportunity for technical leadership and career growth.
Requirements: