Principal Engineer, Systems Architecture

T-Mobile

Confirmed live today High trust

Hybrid

Quick summary

Work type: Hybrid
Location: Seattle, WAFrisco, TXParsippany, NJOverland Park, KS
Employment: Full-time
Posted: 12 days ago
Freshness: Confirmed live today
Nearby: 99+ roles within 25 mi

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Salary context

How this pay compares to similar roles

Similar $205k

$127k $291k

below market most similar roles pay here above market

This listing doesn't post a salary. Most similar roles pay $174,600–$235,750.

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 72 open roles on FindRole.

Listed pay typically runs $138,996–$228,650 across 32 roles with salary data.

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At a glance

TL;DR · Principal Engineer, Systems Architecture

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JOB TITLE: Principal Engineer, Systems Architecture The Principal Engineer, Systems Architecture leads the development and evolution of technical network and service architectures to enhance the technology portfolio. This role involves creating detailed schematics, hardware and software selections, and implementation processes while interpreting network simulations and test results to inform design decisions. Key responsibilities include driving engineering projects, mentoring engineers, and monitoring industry standards to influence policy. The position requires expertise in UCaaS, telecom, and cloud communications platforms, specifically Microsoft Azure, AWS, or GCP. Candidates must possess hands-on experience with IMS Core, SBC, SIP, VoIP, SMSC/MMSC, and cloud-native architectures including Kubernetes, containers, microservices, and APIs. Additionally, the role utilizes Agentic AI and workflow automation tools like Microsoft Copilot Studio and OpenAI to solve complex telecommunications and distributed systems problems.

Skills

Microsoft Azure AWS GCP Kubernetes Containers Microservices APIs Distributed Systems IMS Core SBC SIP VoIP SMSC MMSC Agentic AI Microsoft Copilot Studio OpenAI UCaaS Cloud Architecture Network Architecture

What you'll do

Develop and evolve technical network and service architectures to enhance the technology portfolio.
Create detailed architecture designs, hardware/software selections, and implementation processes.
Analyze and interpret network simulations and test results to inform design decisions.
Create and maintain technical documentation and presentations to communicate complex ideas.
Drive engineering projects by supervising engineers and optimizing network architecture processes.
Monitor industry technologies and standards to influence organizational technology and policy decisions.
Coach and mentor engineers on technology decisions and cross-functional technical investigations.

What we're looking for

Bachelor's Degree in Engineering or Computer Science plus 7 years of related experience, or an Advanced degree plus 5 years of related experience.
7-10 years of technical engineering experience.
12+ years of experience across UCaaS, telecom, or cloud communications platforms.
Cloud architecture expertise across Microsoft Azure, AWS, or GCP (relevant cloud certifications are a plus).
Hands-on experience with IMS Core, SBC, SIP, VoIP, SMSC/MMSC, and related telecom integrations.
Experience with Agentic AI, AI-powered workflow automation, and building AI agents using Microsoft Copilot Studio or OpenAI.
Experience with cloud-native architectures including Kubernetes, containers, microservices, APIs, and distributed systems.
Legally authorized to work in the United States and at least 18 years of age.

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