Senior Data Center Network Engineer – Spine-Leaf & F5

Orion Innovation; New York (NY); On-site; USD 150,000 - 210,000; Full time

Job summary

Orion Innovation is seeking two senior data center network engineers with ~15 years of experience to design, implement, and automate data center and DMZ networks for a Tier-1 bank. You will build spine-leaf fabrics (Cisco/Arista), manage F5 BIG-IP for LTM/GTM, and lead automation using Python, Ansible, and REST APIs.

The role requires hands-on expertise in data center networks, SDN, and security considerations, with strong communication and delivery of executive-level summaries.

Qualifications

• 10+ years of hands-on data center networking across design, implementation, and operations.
• Spine-leaf architecture, VXLAN/EVPN, and data center SDN: Cisco ACI and Nexus, Arista EOS and CloudVision.
• F5 BIG-IP experience with LTM, GTM/DNS, iRules, SSL offload, high availability, and BIG-IQ is a strong plus.
• Routing and switching: BGP, OSPF, IS-IS, multicast, MPLS, QoS, VPN/tunneling (IPsec, GRE, MACsec).
• Automation: Python, Ansible, YAML, REST APIs, JSON/XML, Git change control.
• ITIL processes: change, incident, problem, and request management.
• Clear written and verbal communication, including executive summaries and Visio-level design diagrams.

Responsibilities

• Design, build, and operate spine-leaf fabric in data centers on Cisco/Arista platforms.
• Engineer and support F5 BIG-IP in data centers and DMZs; load balancing and SSL offload.
• Develop network automation to replace manual change using Python, Ansible, and Itential or similar.
• Create implementation plans with test criteria, back-out plans, and validation steps.
• Lead QA reviews before implementations and follow change management processes.
• Provide Level 3 escalation for production incidents and drive root cause analysis.
• Assess risk to production and protect service resiliency on changes.
• Support audits and regulatory exams with accurate documentation.
• Document designs and hand over to Operations; mentor junior engineers on automation.
• Report milestones to engagement lead and client engineering managers.

Skills

Spine-leaf design

VXLAN/EVPN

Cisco ACI

Nexus

Arista EOS

CloudVision

F5 BIG-IP

LTM

GTM/DNS

iRules

SSL offload

Network automation

Python

Ansible

YAML

REST APIs

JSON/XML

Git

BGP

OSPF

IS-IS

MPLS

VPN/tunneling

ITIL

Troubleshooting

Documentation/Verbal comms

Tools

Wireshark

NetScout

SolarWinds

Job description

Orion Innovation is seeking two senior data center network engineers with ~15 years of experience to design, implement, and automate data center and DMZ networks for a Tier-1 bank. You will build spine-leaf fabrics (Cisco/Arista), manage F5 BIG-IP for LTM/GTM, and lead automation using Python, Ansible, and REST APIs.

The role requires hands-on expertise in data center networks, SDN, and security considerations, with strong communication and delivery of executive-level summaries.