Principal Solution Architect

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!

** This is not a remote position. T-Mobile is a hybrid work environment requiring work in the office three (3) days per week. The successful candidate will be located in the greater Seattle, Washington area.**

Job Overview
At T-Mobile, we don’t just connect calls—we connect people, devices, and the future. We’re looking for a Principal Solution Architect with a unique blend of software architecture, network architecture, and IoT solution engineering experience to lead the design, development, and deployment of intelligent systems that sit at the intersection of cloud, edge, and radio networks.

This high-impact role involves driving the architecture of distributed systems that power our IoT and advanced wireless initiatives. You’ll partner with cross-functional teams, influence T-Mobile’s long-term technology roadmap, and shape how we integrate connected devices across our nationwide network.

What You’ll Do:

Solution & System Architecture:

· Architect end-to-end IoT and edge-to-cloud solutions, integrating application, compute, and network layers.

· Design and implement scalable full-stack platforms that include cloud-native services, microservices, and real-time data pipelines.

· Develop reference architectures and solution blueprints for low-latency, high-reliability IoT deployments.

Network & Infrastructure Design:

· Contribute to the evolution of T-Mobile’s 5G/5G Advanced network by designing cell site and transport-level enhancements to support new IoT use cases.

· Align network design with application needs through deep understanding of RAN, core, and IP network components.

· Lead PoCs and lab trials to validate new network-based IoT technologies and services.

Cloud, DevOps & CI/CD Integration:

· Drive adoption of infrastructure as code, CI/CD pipelines, and container orchestration (e.g., Kubernetes) across IoT solution development.

· Configure and optimize cloud-native services across AWS, Azure, or GCP for distributed deployments.

Cross-Functional Leadership:

· Collaborate with teams in hardware design, software engineering, product, and operations to ensure alignment and delivery.

· Influence vendor roadmaps and contribute to the selection of future-ready platforms and tools.

Strategic Thinking & Financial Acumen:

· Evaluate solutions and architecture decisions through a financial lens (CAPEX, OPEX, TCO).

· Align engineering efforts with business drivers and customer experience metrics.

Documentation & Communication:

· Author architecture documents, deployment plans, and design standards.

· Translate complex technical topics into clear, actionable insights for stakeholders at all levels—including executives.

Required Qualifications:

· Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

· 8+ years of experience in software architecture and engineering.

· 5+ years in network architecture with exposure to 3G/4G/5G systems and wireless infrastructure.

· 4+ years in designing or delivering IoT solutions or distributed connected systems.

Technical Proficiency:

· Full-stack development experience using Java, Go, Python, JavaScript (or similar), and modern web frameworks.

· Strong cloud engineering skills across AWS, Azure, or GCP.

· Knowledge of data flow systems, real-time messaging, and database design (SQL and NoSQL).

· Familiarity with network management, OSS/BSS systems, RAN, and cloud-native core networks.

· Hands-on with tools such as Power BI, MapInfo, Actix, QXDM, and network simulation or scripting platforms.

Soft Skills & Competencies:

· Strategic Vision: Ability to align engineering and business strategy.

· Problem Solver: Uses analytical thinking to find practical solutions to complex issues.

· Influencer: Capable of driving change and adoption across departments and vendors.

· Team Player: Builds consensus across cross-functional groups.

· Excellent Communicator: Translates technical depth into business value.

#LI-Corporate

• At least 18 years of age
• Legally authorized to work in the United States

Travel:
Travel Required (Yes/No): Yes

DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No

Base Pay Range: $126,700 - $228,500

Corporate Bonus Target: 20%

The pay range above is the general base pay range for a successful candidate in the role. The successful candidate’s actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range.

At T-Mobile, 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. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. To find the pay range for this role based on hiring location, click here.

At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. 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. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile’s amazing benefits, check out www.t-mobilebenefits.com.

Never stop growing!
As part of the T-Mobile team, you know the Un-carrier doesn’t have a corporate ladder–it’s more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it’s that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you’re living our values while investing in your career growth–and we applaud it. You’re unstoppable!

T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.

Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.