Principal Systems Architect - Salesforce

Overview At T-Mobile, we invest in YOU! Our Total Rewards Package ensures employees receive a competitive base salary and compensation package, stock opportunities, and access to resources to support financial well-being. This role is for a Principal Solutions Architect within T-Mobile for Business IT, focused on leading architecture strategy and execution for B2B consumer-facing platforms and enabling secure, scalable digital experiences for enterprise and federal customers across commerce, onboarding, account servicing, and compliance domains. This role involves designing scalable systems and software solutions that meet business and technical requirements on web platforms, defining and maintaining architecture and technology standards for applications, middleware, and databases, and providing guidance to project teams to ensure alignment with established standards and guidelines while enabling secure, scalable, and compliant digital experiences. Success is measured by the effective evaluation and recommendation of technologies aligned with organizational goals. Job Responsibilities Architect End-to-End B2B Experiences: Design scalable and secure solutions across onboarding, servicing, and commerce flows for T-Mobile’s enterprise and federal customer base. Evaluate third-party products to determine suitability for integration into organizational technology solutions, including enterprise platforms and vendor ecosystems. Define and maintain software development processes to ensure consistent application architecture, API-first integration strategies, and technology standards. Translate business requirements into technical specifications and support team members in solution implementation across onboarding, servicing, and commerce domains. Provide architectural leadership for scalable, secure, and compliant B2B digital experiences across web and mobile platforms. Stay ahead of industry trends, including cloud-native architectures and customer experience technologies, through continuous learning and professional engagement. Understand and analyze business processes related to assigned projects to align technical solutions effectively across enterprise customer lifecycle needs. Take ownership of new requests and seek opportunities to enhance outcomes, platform scalability, and organizational value. Act as a domain expert and provide architectural guidance on platform evolution, integration strategies, and emerging technologies. Other duties or projects as assigned by management as needed. Education and Work Experience 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 field (Required). Technology certifications (e.g., Java, Microsoft, Oracle) are a plus. 7–10 years of experience in a business environment (Required). 7–10 years of experience as software or systems architect, engineer, or related role (Required). 4–7 years of experience in B2B online e-commerce systems architecture and design (Required). 4–7 years of experience in web experience management technologies, including self-services, content management, search, analytics, and marketing automation (Required). 4–7 years of experience in architecture and design of mobile web applications, including responsive design and hybrid models for native applications (Required). Preferred Qualifications Experience in telecom environments focused on customer-facing B2B product delivery. Architecting or integrating Salesforce, ERP, and enterprise backend systems. Working with customer-facing tools and ecosystems (e.g., Angular, Spring Boot, NBA). Experience with BSS/OSS systems, commerce engines, and third-party vendor ecosystems. Strong understanding of federal compliance requirements, security standards, and data protection for enterprise customers. Deep familiarity with cloud-native development (AWS, Azure), container orchestration (Docker, Kubernetes), and API-first integration strategies. Experience with federal and large enterprise customer constructs, including onboarding, account lifecycle management, and secure identity. Strong leadership presence and ability to communicate effectively across technical and executive partners. At least 18 years of age Legally authorized to work in the United States Travel Travel Required (Yes/No): No DOT Regulated DOT Regulated Position (Yes/No): No Safety Sensitive Position (Yes/No): No Base Pay Range: $123,800 - $223,300 Corporate Bonus Target: 20% The pay range above is the general base pay range for a successful candidate in the role. The actual pay will be based on factors such as location, qualifications, and experience. At T-Mobile, employees in regular roles are eligible for annual bonuses or incentives based on role, performance, and company results. Some positions have monthly bonuses. To find the pay range for this role based on hiring location, please refer to the job posting page. Benefits and Additional Information Benefits include medical, dental, and vision insurance, flexible spending accounts, 401(k), employee stock grants, employee stock purchase plan, paid time off and holidays, parental and family leave, family building benefits, tuition assistance, disability coverage, life and other voluntary benefits. Discounts on mobile service, home internet, pet insurance, and commuter programs may apply. For more details, visit the benefits page or request information during the application process. Equal Opportunity Employer: T-Mobile USA, Inc. and its affiliates provide equal employment opportunities without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, marital status, citizenship status, veteran status, or disability. Discrimination, retaliation or harassment based on these factors is not tolerated. If you need reasonable accommodation during the application or interview process, please email View email address on click.appcast.io or call View phone number on click.appcast.io. This contact is for accommodation requests only and not for job inquiries. #J-18808-Ljbffr