Senior Platform Engineer; Network Infrastructure - Global Network

Senior Platform Engineer (Network Infrastructure) – Global Payment Network

Capital One

Do you love building and pioneering in the technology space? Do you enjoy solving complex technical problems in a fast‑paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you’ll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. As a Platform Engineer (Network Engineer), you’ll deliver highly available, scalable, and diverse network infrastructure to facilitate key business functions at Capital One.

At the corner of our industry’s best practices and an automation security‑first mindset lies your project work. You’ll leverage both to ensure we deliver data quickly and securely.

• Design, deploy and optimize WAN/Backbone/Carrier‑hotel/Cloud connectivity to support scalable high-performance WAN operations.
• Test, analyze, perform corrective actions, and restore network equipment and services in a timely and accurate manner to eliminate/reduce application impact; collaborate with internal stakeholders to stabilize critical network outages.
• Plan and lead high-level and low-level design and implementation of WAN network changes, keeping infrastructure compliant with the latest codes, scaling up/horizontally to meet growing business needs.
• Provide the highest level of escalation for any Network engineering troubleshooting. Perform Proof of Concepts and Chaos testing; create, maintain, and update support documentation for the operations team.
• Collaborate with architects, operations, and security teams to ensure high availability, redundancy, DR, and compliance with financial industry standards.
• Deploy 10G/100G Ciena dark‑fiber ring, point‑to‑point circuits, wave circuits, DIA, AWS & GCP cloud connectivity.
• Develop scripts to support and maintain WAN infrastructure.
• Assist on a 24/7 on‑call weekly rotation to support network infrastructure and support off‑business hours change deployments as needed.
• Use automation, system tools, open‑source solutions, observability, and “security first” principles in daily work.
• Design network architecture diagrams using Visio or Lucid Charts.
• Deliver project presentations to help the operations team upskill; create lab recreations using Cisco Modelling Labs, VIRL, GNS3, etc.
• Initiate high‑level solution design approaches and guide the team to achieve desired key software delivery capabilities using automated, coded enterprise and observability.
• Research emerging technologies and solutions to resolve business problems and evangelize new solutions to production.

• High School Diploma, GED, or equivalent certification.
• At least 4 years of experience using build and deployment tools (Jenkins, Git Hub, or Artifactory).
• At least 2 years of experience with AWS.

• 5+ years of experience with Network Engineering.
• 3+ years of experience with AWS.
• 2+ years of experience in Agile practices.
• CCNP (Cisco Certified Network Professional) certification.

At this time, Capital One will not sponsor a new applicant for employment authorization, or offer any immigration related support for this position.

Chicago, IL: $119,400 - $136,200 for Senior Platform Engineer –
McLean, VA: $131,300 - $149,800 for Senior Platform Engineer –
Riverwoods, IL: $119,400 - $136,200 for Senior Platform Engineer.

Capital One is an equal opportunity employer (EOE, including disability/veteran) committed to non‑discrimination in compliance with applicable federal, state, and local laws. Capital One promotes a drug‑free workplace.