Principal Architect, Systems (Oracle Commerce Cloud & ERP Transformation Architect)

T-Mobile • Bellevue, WA

4d • Hybrid

About The Position

T-Mobile is in the midst of a multi-year Oracle ERP and Commerce transformation that is central to how we enable our dealer and partner ecosystem. We are seeking a highly experienced Principal Architect to play a critical role in shaping the architecture, integrations, and long-term strategy of our Oracle ERP and Oracle Commerce Cloud platforms. This role is mostly focused on this transformation for the next two-plus years and is designed for an architect who thrives in complex, ambiguous, and high-impact environments. This role sits at the heart of T-Mobile’s effort to modernize how we onboard, support, and transact with our dealer network. By enabling seamless self-service experiences across onboarding, credit, contracting, provisioning, and invoicing, this architect will directly influence dealer satisfaction, operational efficiency, and digital commerce capabilities. This is a build-it, own-it environment where architectural decisions have long-term enterprise impact.

Requirements

• Bachelor's Degree plus 7 years of related work experience OR Advanced degree with 5 years of related experience (Required)
• Acceptable areas of study include Computer science or related discipline.
• Technology certifications (such as Java, Microsoft, Oracle) a plus (Required)
• 10+ years of experience in enterprise or solution architecture
• Hands-on experience with Oracle Commerce Cloud or Oracle Fusion ERP
• Deep expertise in high-volume, high-availability integrations
• Strong understanding of security, PII, CPNI, and compliance considerations
• Proven ability to lead through influence and navigate organizational complexity

Nice To Haves

• Oracle Integration Cloud experience
• Financial systems knowledge including AR/AP and transaction processing
• Experience operating in global , distributed teams
• Practical application of modern technology trends, including automation and AI-enabled workflows

Responsibilities

• Own end-to-end soluton architecture across Oracle ERP, Oracle Commerce Cloud, and integration platforms
• Define and author conceptual, logical, and end-to-end architecture artifacts
• Lead integration strategy including security, data flows, reliability, and scalability
• Partner closely with product, engineering, UX, operations, and system integrators
• Set architectural standards and ensure adherence through design reviews
• Actively participate in incident analysis, root cause identification, and long-term remediation
• Influence enterprise architecture direction while owning domain-level decisions

Benefits

• Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches.
• Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches.
• We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance.
• eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs!

What This Job Offers

• Job Type: Full-time
• Career Level: Principal
• Number of Employees: 5,001-10,000 employees