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Piper Companies is seeking a Senior Network Engineer (Lead) for a large‑scale enterprise organization focused on modernizing and operating mission‑critical network infrastructure. The Senior Network Engineer will lead architecture, deployment, and operations across routing, switching, security, SDN, and data center fabrics. This role is a long‑term contract position and will be onsite in Newton, PA. This individual must have a public trust clearance.
Job Responsibility:
Lead the design and optimization of enterprise L2/L3 networks across campus, data center, WAN, and cloud environments
Serve as the primary engineer for BGP, OSPF/IS‑IS, MPLS/Segment Routing, EVPN/VXLAN, QoS, and Multicast
Architect and support ACI fabrics, including tenants, VRFs, contracts, and multi‑pod/multi‑site deployments
Engineer and maintain SD‑WAN (Viptela) architecture, policies, and cloud on‑ramps
Support security platforms including ISE (802.1X/SGTs), ASA/FTD/Firepower, Umbrella, Duo, and remote access VPN
Enhance observability using telemetry, NetFlow/IPFIX, and ThousandEyes
Lead lifecycle upgrades, migrations, and major incident response efforts
Collaborate with architects, SRE teams, security engineers, and cross‑functional stakeholders
Maintain accurate network documentation including diagrams, standards, and configuration baselines
Participate in an after‑hours on‑call rotation to support network reliability
Requirements:
8+ years of enterprise or service provider network engineering experience, including leadership responsibilities
Deep expertise with BGP, OSPF/IS‑IS, MPLS, Segment Routing, EVPN/VXLAN, and QoS
Hands-on experience with ACI and/or EVPN/VXLAN data center fabric technologies
Strong experience with SD‑WAN (Viptela) and hybrid cloud connectivity
Background with ISE (AAA/802.1X/SGTs), next‑gen firewalls (ASA/FTD), and remote access VPN
Proficiency with automation tools such as Python, Ansible, or Terraform
Experience with ThousandEyes or similar observability tools
Strong communication skills and the ability to mentor junior engineers
CCNP required
CCIE strongly preferred
Nice to have:
Familiarity with AWS/Azure/GCP networking
What we offer:
Comprehensive benefits package including Medical, Dental, Vision, 401k, PTO, holidays, and sick leave as required by law