Senior Network Engineer

Jobtailor

Philadelphia (Philadelphia County)

On-site

USD 120,000 - 190,000

Full time

12 days ago

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Job summary

University of Pennsylvania is seeking an experienced Network Engineer to plan, design, and manage a complex multi-vendor enterprise network across campus, data center, and WAN. You will drive automation, standardization, and validation of network solutions using Python and industry tools.

The role requires expert knowledge of IPv4/IPv6, BGP/OSPF, MPLS/VXLAN, and Cisco/Juniper equipment, with strong collaboration across teams and partners.

Qualifications

BS and 3–5 years of experience or equivalent.
Expert IPv4/IPv6 routing knowledge.
Expert in BGP/OSPF and overlay technologies MPLS/VXLAN.
Experience with Linux and Python scripting.
Familiarity with Nautobot/NetBox and network management tools.
Experience with Cisco/Juniper enterprise gear.

Responsibilities

Plan, design, install, and manage complex multi-vendor enterprise networks.
Maintain network performance through monitoring, troubleshooting, and problem resolution.
Design and support Cisco/Catalyst, Nexus, and Juniper routing/switching across campus, data center, and WAN.
Define standards and best practices for routing, switching, automation, and monitoring.
Engineer IPv4/IPv6 routing using BGP, OSPF, IS-IS.
Plan and maintain MPLS/VXLAN overlays for multi-tenant services.
Build Python-based automation for deployment, configuration, and workflows.
Collaborate with campus partners, internal teams, and external providers.
Provide daily network administration, changes, and improvements.
Lead technical discussions and mentor staff; participate in after-hours on-call rotation.

Skills

IPv4/IPv6

BGP/OSPF

MPLS/VXLAN

Python scripting

Linux administration

Nautobot/NetBox

Cisco/Nexus/Catalyst

Education

Bachelor of Science

Tools

Nautobot

NetBox

Cisco Catalyst Center

DX NetOps

SolidServer

Akips

Kentik

Ciena WaveserverAI

Job description

Plan, design, install, and manage a complex multi-vendor dual-stack enterprise network
Maintain network performance and capacity through monitoring, troubleshooting, and problem resolution
Design, implement, and support Cisco Catalyst, Cisco Nexus, and Juniper routing and switching solutions across campus, data center, and WAN environments
Define standards, methods, and best practices for routing, switching, automation, and monitoring
Engineer and support IPv4 and IPv6 routing using BGP, OSPF, and IS-IS
Plan, implement, and maintain MPLS, VXLAN, and related network overlays for multi-tenant and segmented services
Build Python-based automation for network deployment, configuration management, and operational workflows
Collaborate with campus partners, internal teams, Internet service providers, and external partners
Provide daily network administration, maintenance, changes, modifications, and improvements
Plan for throughput and capacity growth and evolving technology requirements
Research networking technologies, industry best practices, and emerging standards
Bridge network design and operations to ensure scalable, supportable solutions aligned with business needs
Provide technical leadership and participate in strategy planning
Lead technical discussions and build trust with technical and non-technical audiences
Participate in shared after-hours on-call rotation, including occasional early-morning, evening, or weekend work
Mentor, collaborate with, and train operations staff and junior engineers
May supervise staff or lead major network projects
Perform other duties and responsibilities as assigned

Requirements

Bachelor of Science and 3 to 5 years of experience or equivalent combination of education and experience is required
Expert knowledge of IPv4 and IPv6
Expert knowledge of dynamic routing protocols such as BGP and OSPF
Expert knowledge of overlay technologies such as MPLS and VXLAN
Experience with network management and monitoring tools, specifically Cisco Catalyst Center
Proven experience managing large enterprise networks
Experience with Linux administration and Python scripting
Experience with open-source tools and automation frameworks such as Nautobot and NetBox
Experience with Cisco and Juniper enterprise-grade networking equipment
Experience building relationships with peers and partner teams to align on network strategy and execution
Ability to define and enforce standards, methods, and best practices
Ability to take ownership of initiatives from concept through implementation and operational support
Excellent communication and collaboration skills for cross-functional initiatives
Strong written and verbal communication skills
Preferred: Experience with network automation tools such as Nautobot or NetBox
Preferred: Experience with SolidServer, Cisco Catalyst Center/DNA Center, DX NetOps/Spectrum, Akips, or Kentik
Preferred: Experience with optical equipment such as Ciena WaveserverAI
Preferred: Experience working in higher education
Ability to participate in a shared after-hours on-call rotation
Must be able to respond to incidents on Penn’s campus within one hour
Candidates will be required to meet in person with the hiring team
Background checks may be required after a conditional job offer

Core Competencies

Demonstrates expert knowledge in IPv4 and IPv6 routing, dynamic routing protocols, and overlay technologies, with a strong ability to implement and manage complex enterprise networks. Proficient in network automation using Python and familiar with industry-standard tools for network management and monitoring.

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