This role pays less than
60%
of similar roles. Most pay
$176,387–$236,450
— the shaded band above.
At the midpoint, this role pays about
$208k
versus about
$206k
for comparable roles.
Based on 240 similar postings.
Employer
About T-Mobile
T-Mobile US is the second-largest wireless carrier in the United States, providing wireless voice, messaging, and data services under the T-Mobile and Metro by T-Mobile brands. Industry: Wireless Telecommunications
T-Mobile currently has
35 open roles
on FindRole.
Listed pay typically runs
$142,293–$218,040
across 17 roles with salary data.
Principal Systems Architect
The Principal Systems Architect joins the T-Mobile for Business IT team to lead architecture strategy and execution for B2B consumer-facing platforms. This role focuses on designing scalable, secure, and compliant systems for enterprise and federal customers across commerce, onboarding, account servicing, and compliance domains. The architect will define technology standards for applications, middleware, and databases while evaluating third-party products for integration into the ecosystem. Day-to-day responsibilities include translating business requirements into technical specifications, managing software development processes, and providing guidance on API-first integration strategies. Key technologies and skills include cloud-native architectures like AWS and Azure, container orchestration with Docker and Kubernetes, and tools such as Angular, Spring Boot, and NBA. The role addresses the complex challenge of delivering consistent digital experiences for large enterprise customers while navigating federal security standards and data protection requirements.
Design scalable and secure end-to-end solutions for B2B onboarding, servicing, and commerce flows.
Evaluate third-party products and vendor ecosystems to determine suitability for integration into corporate technology.
Define and maintain software development processes, API-first strategies, and technical standards for applications and databases.
Translate complex business requirements into detailed technical specifications for project teams.
Provide architectural leadership to ensure B2B digital experiences meet security and compliance standards.
Act as a domain expert to guide platform evolution and the adoption of emerging technologies.
Analyze business processes to align technical solutions with enterprise customer lifecycle needs.
What we're looking for
Must have a Bachelor's degree in Computer Science or a related field, or an advanced degree with 5 years of experience.
Must have 7-10 years of experience in a business environment.
Must have 7-10 years of experience as a software or systems architect, engineer, or programmer.
Must have 4-7 years of experience in B2B online e-commerce systems architecture and design.
Must have 4-7 years of experience in web experience management technologies including self-service, content management, search, analytics, and marketing automation.
Must have 4-7 years of experience in the architecture and design of mobile web applications with responsive and hybrid models.
Technology certifications such as Java, Microsoft, or Oracle are preferred.
System Architecture
3D Integration
Chiplets
Memory Systems
PCIe
SATA
Power Management
high-speed IO
Heterogeneous Integration
Technology Scouting
Remote Device Management