Sr Principal, Network Architect

Join to apply for the Principal Network Architect role at Workday

Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and agents, we’re shaping the future of work so teams can reach their potential and focus on what matters most. The minute you join, you’ll feel it.

Not just in the products we build, but in how we show up for each other. Our culture is rooted in integrity, empathy, and shared enthusiasm. We’re in this together, tackling big challenges with bold ideas and genuine care. We look for curious minds and courageous collaborators who bring sun‑drenched optimism and drive. Whether you’re building smarter solutions, supporting customers, or creating a space where everyone belongs, you’ll do meaningful work with Workmates who’ve got your back.

In return, we’ll give you the trust to take risks, the tools to grow, the skills to develop and the support of a company invested in you for the long haul. So, if you want to inspire a brighter work day for everyone, including yourself, you’ve found a match in Workday, and we hope to be a match for you too.

About The Team

Do you want to wake up each morning and look forward to going to work? You've found the right career opportunity! Workday’s BT Cloud Engineering team is looking for a highly motivated technical lead to join our fun, innovative, and hardworking team. Working with an outstanding group of highly qualified IT professionals, you will be part of a special team that is building the cloud first approach for workmates.

We are seeking a skilled and motivated hands‑on lead who can help BT continue to deliver secure services at scale.

About

The Role

We are seeking a highly experienced and visionary Principal Network Engineer & Architect to lead the strategic development, design, and hands‑on implementation of our global network infrastructure. This role requires an individual who can operate at a senior architectural level, defining our network roadmap, while still possessing deep technical expertise and a strong desire to be hands‑on.

Additional

Job Duties

• Instrumental in evolving our Zero Trust architecture and pioneering advanced cloud networking solutions, leveraging state of the art solutions and extensive automation.

• Guide and mentor our network engineering teams and be responsible for driving consensus and managing expectations across diverse business and technical stakeholders.

• Own and define the long‑term, multi‑year network strategy and architecture, aligning it with executive business objectives, security mandates, and future technology trends.

• Architectural owner for our Zero Trust security model. This includes integrating and maximizing the capabilities of Zscaler (ZIA/ZPA), Palo Alto Networks Firewalls (including Global Protect), AWS Network Firewall to create an impenetrable security posture.

• Lead the design and integration of all major networking technologies across our enterprise, with a specific focus on complex, multi‑region cloud environments utilizing AWS Cloud WAN, VPCs, SD‑WAN.

• Maintain deep technical currency by remaining highly hands‑on—designing, prototyping, and deploying core architectural components and complex automation frameworks.

• Mandate, develop, and govern the use of automation for network provisioning, security policy deployment, and operations driving a true Infrastructure as Code (IaC) model

• Establish global network engineering standards, perform critical design reviews, and provide technical sign‑off for all major network changes and projects.

• Serve as the primary network domain expert in discussions with Executive Leadership, translating highly technical designs into clear business impact, risk, and financial justification.

• Drive consensus and secure investment for architectural transformation across Security, Finance, Application Development, and Cloud Operations teams through compelling presentations and strong technical advocacy.

• Function as a Principal Mentor for the entire Network Engineering and Architecture organization,…