Principal Systems Architect - Supply Chain Applications

T-Mobile•Overland Park, KS

36d

About The Position

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. 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. That's how we're UNSTOPPABLE for our employees! Ready for the next chapter in your Un-carrier journey? The Principal Systems Architect is responsible for designing creative and scalable systems and software solutions that address business and technical needs on the web and across enterprise systems. This role helps define and maintain architecture and technology standards for applications, middleware, databases, and distributed systems-including both in-house and third-party solutions. As part of our continued digital evolution, this architect will also play a key role in modernizing supply chain architecture, integrating on-prem SAP with cloud-native microservices and API-driven ecosystems. We pride ourselves on encouraging a culture of innovation, advocating for agile methodologies, and promoting transparency in all that we do. Join us in embodying the spirit of the 'Un-carrier' and make a tangible impact! Our team is dynamic-no day is the same-and we are diverse and inclusive, passionate about growth and transformation. If you're up to the challenge, apply today!

Requirements

Bachelor's Degree in Computer Science or related subject area. (Required)
Technology certifications (such as Java, Microsoft, Oracle, SAP) a plus. (Required)
7-10+ years' experience in business environments. (Required)
More than 7 years of experience as software or systems architect, engineer, or programmer. (Required)
Supply Chain domain knowledge is a must (Required)
Expertise in systems operational improvements, systems Infrastructure, network troubleshooting, resiliency, Security Experience is must (Required)
SAP background with BASIS, ABAP experience is preferable
Experience in Microservices architecture, Kubernetes, Java/SpringBoot is preferable
Leadership (Required)
Software Development (Required)
Process Management (Required)
Analytics (Required)
Problem Solving (Required)
Integration of SAP with cloud-native systems using APIs and middleware
Microservices design, containerization (e.g., Docker/Kubernetes), and serverless architecture
Architecture documentation and stakeholder collaboration across business and technical teams
Experience balancing trade-offs between cost, performance, and complexity in solution design

Nice To Haves

Proven experience in implementing supply chain features like BOPIS, last-mile delivery, warehouse automation, and logistics integrations (TMS, WMS, 3PL/4PL).
Strong knowledge of cloud platforms (AWS, Azure, Oracle Cloud) and cloud-native development.
Experience managing technical debt and TCO (Total Cost of Ownership) in long-term architecture strategies.
Familiarity with data privacy, encryption, and compliance standards in enterprise systems.
Project leadership within Agile environments, with strong communication skills to bridge business and technical teams.
Relevant industry certifications in cloud architecture, SAP, or enterprise architecture frameworks (TOGAF) are a plus.

Responsibilities

Provide direct technical evaluation of third-party products for inclusion in T-Mobile solutions. Help define software development processes.
Lead architecture efforts involving SAP ECC/S4 HANA and cloud-native supply chain integrations (e.g., WMS, TMS, 3PL/4PL) using REST APIs and middleware.
Translate business requirements into scalable technical solutions and collaborate with development teams for implementation across e-commerce, inventory, and logistics systems.
Lead the implementation of advanced capabilities including BOPIS (Buy Online Pickup In-Store), real-time delivery tracking, and warehouse automation.
Define system integration standards and ensure alignment with enterprise architecture principles (e.g., TOGAF).
Own hybrid architecture designs that leverage the reliability of on-prem systems with the agility of serverless, container-based cloud services.
Participate in solution blueprinting and cloud migration planning for supply chain systems-focusing on scalability, security, and cost-efficiency (e.g., AWS, Azure, OCI).
Conduct architecture reviews, create design documentation, and mentor teams in applying best practices for microservices, DevOps, and API management.
Collaborate across teams-Product Owners, DevOps, Security, and Infrastructure-to deliver aligned, secure, and optimized solutions.
Ensure performance tuning, system resilience, and data protection in both legacy and modern environments.

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 in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role.
Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee's eligible earnings in the prior year.
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!

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