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Ip Core Network Engineer 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' global enterprise networks. Network Architecture provides solutions for modernizing the network ...

Brown & Brown

Network Engineer

Plano, TX · On-site

... core network services including DHCP, DNS, IP addressing / subnetting, and network segmentation • Configure and maintain secure remote access solutions including site-to-site IPSEC, SSL VPN and ...

Leidos

Sr. Core Network Engineer

Chantilly, VA · On-site

$92K - $166K/yr

Leidos has an opening for Sr. CORE Network Engineer to support our government customers' global enterprise networks. Network Architecture provides solutions for modernizing the network components ...

Leidos

Sr. Core Network Engineer

Chantilly, VA · On-site

$92K - $166K/yr

Leidos has an opening for Sr. CORE Network Engineer to support our government customers' global enterprise networks. Network Architecture provides solutions for modernizing the network components ...

Optimum

Associate Engineer, SRE IP

Bethpage, NY · On-site

$58.25 - $77.50/hr

Job Summary We are looking for a Network IP Engineer with a "reliability mindset" to join our Core ... You will effectively function as a Network Core Engineer, maintaining and expanding our high ...

Optimum

Associate Engineer, SRE IP

Bethpage, NY · On-site

$58.25 - $77.50/hr

Job Summary We are looking for a Network IP Engineer with a "reliability mindset" to join our Core ... You will effectively function as a Network Core Engineer, maintaining and expanding our high ...

Optimum Communications Inc.

Network Engineer

Tyler, TX · On-site

The Network Engineer will focus on optimizing the performance of high-capacity IP networks by ... Core IP routing technologies and vendors, specifically Cisco and Nokia * IPv4 and IPv6 subnetting ...

Optimum

Network Engineer

Tyler, TX

The Network Engineer will focus on optimizing the performance of high-capacity IP networks by ... Core IP routing technologies and vendors, specifically Cisco and Nokia * IPv4 and IPv6 subnetting ...

Optimum

Network Engineer

Tyler, TX · On-site

The Network Engineer will focus on optimizing the performance of high-capacity IP networks by ... Core IP routing technologies and vendors, specifically Cisco and Nokia * IPv4 and IPv6 subnetting ...

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IP Core Network Engineer information

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How much do ip core network engineer jobs pay per year?

As of Aug 10, 2026, the average yearly pay for ip core network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What is an IP core network engineer?

An IP Core Network Engineer is responsible for designing, implementing, and maintaining the core infrastructure of an IP-based network. They ensure efficient data transmission, network scalability, and security within service provider or enterprise networks. Their role includes configuring routers, switches, and firewalls, troubleshooting network issues, and optimizing performance. These engineers work with protocols like BGP, MPLS, and OSPF to maintain high availability and reliability. They also collaborate with other teams to integrate new technologies and support business operations.

What are the key skills and qualifications needed to thrive as an IP core network engineer?

To thrive as an IP Core Network Engineer, you need a strong grasp of networking protocols (such as MPLS, BGP, OSPF), network design, and troubleshooting, typically supported by a degree in computer science, information technology, or related fields. Familiarity with routing and switching hardware from vendors like Cisco, Juniper, and Nokia, as well as certifications such as CCNP, JNCIP, or equivalent, is highly valuable. Excellent problem-solving skills, effective communication, and the ability to work well under pressure are crucial soft skills for this position. These abilities enable engineers to ensure continuous, reliable service and to collaborate efficiently within network operations and engineering teams.

What types of projects or challenges can I expect to encounter as an IP core network engineer?

As an IP Core Network Engineer, you’ll frequently be involved in projects such as designing scalable core networks, integrating new technologies, and implementing major upgrades or migrations. Common challenges include troubleshooting complex network faults, optimizing traffic flows, and ensuring high availability for critical services. You’ll often work in cross-functional teams alongside network architects, security specialists, and operations staff to deliver robust connectivity solutions. This environment offers ongoing opportunities to develop advanced technical skills and take on increasing responsibilities as your expertise grows.

More about IP Core Network Engineer jobs
What cities are hiring for Ip Core Network Engineer jobs? Cities with the most Ip Core Network Engineer job openings:
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IP Core Network Engineer jobs near you
Infographic showing various Ip Core Network Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

Core Network Engineer (Data Center)

Amiseq Inc.

Bethesda, MD • On-site

Other

Posted 4 days ago

Job description

Job Summary

We are currently seeking a highly skilled Core Network Engineer with deep expertise in Enterprise and Data Center Networking to support the design, implementation, optimization, and operational support of its mission-critical network infrastructure. The ideal candidate will have extensive experience with Cisco Nexus, Spine-Leaf architectures, BGP, OSPF, VXLAN/EVPN, MPLS, and large-scale enterprise data center environments.

This role requires a hands-on engineer who can troubleshoot complex networking issues, support infrastructure modernization initiatives, and collaborate with Cloud, Security, Systems, and Application teams to ensure highly available, secure, and scalable network services.

Key Responsibilities
  • Design, deploy, and support enterprise core and data center network infrastructure.
  • Configure and troubleshoot Cisco Nexus, Catalyst, ASR, ISR, and/or Arista networking platforms.
  • Support Layer 2 and Layer 3 networking across multiple enterprise and data center locations.
  • Implement and maintain routing protocols including BGP, OSPF, EIGRP, and MPLS.
  • Design and support modern Spine-Leaf architectures using VXLAN/EVPN technologies.
  • Configure and maintain VLANs, VRFs, STP, VPC, MLAG, HSRP, VRRP, and ECMP.
  • Perform network capacity planning, hardware refreshes, migrations, and infrastructure upgrades.
  • Troubleshoot complex production issues involving routing, switching, latency, packet loss, and network performance.
  • Partner with Cloud, Security, Server, Storage, and Application teams to deliver resilient infrastructure solutions.
  • Support change management, maintenance windows, incident response, and root cause analysis.
  • Create and maintain network diagrams, standards, operational procedures, and technical documentation.
  • Participate in on-call production support as required.
Required Qualifications
  • 8+ years of hands-on experience as a Core Network Engineer in large enterprise environments.
  • Strong experience supporting enterprise Data Center Networking infrastructure.
  • Deep understanding of:
    • TCP/IP
    • Routing & Switching
    • BGP
    • OSPF
    • EIGRP
    • MPLS
    • VXLAN/EVPN
    • Spine-Leaf Architecture
    • VLANs
    • VRFs
    • STP/RSTP/MST
    • VPC/MLAG
    • HSRP/VRRP
    • Multicast
  • Experience with Cisco Nexus 9000/7000/5000 platforms.
  • Experience with Cisco Catalyst and Cisco ASR/ISR routers.
  • Strong understanding of enterprise network security fundamentals including ACLs, VPNs, segmentation, and firewall integration.
  • Experience with DNS, DHCP, NAT, QoS, and load balancing.
  • Experience using network monitoring and troubleshooting tools such as SolarWinds, Wireshark, ThousandEyes, or similar.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Excellent communication and cross-functional collaboration skills.
Preferred Qualifications
  • Experience with Cisco ACI.
  • Cloud networking experience in AWS and/or Azure.
  • Network automation using Python, Ansible, or Terraform.
  • Experience supporting hybrid cloud connectivity.
  • CCNP Enterprise or CCIE certification preferred.
  • Experience in Financial Services, Insurance, or other large enterprise environments.

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