Principal Systems Architect - Hybrid Cloud & Telecom AI

T-Mobile; Littleton (NJ); Hybrid; USD 130,000 - 235,000; Full time

Benefits offered by this job

Life Insurance

Vision Insurance

Flexible Benefit Account

Paid Time Off

Paid Holidays

Tuition Assistance

401(k)

Employee stock grant

Employee stock purchase plan

Job summary

T-Mobile is seeking a Principal Engineer in Systems Architecture to evolve network and service architectures and guide complex design decisions. The role emphasizes shaping the technology portfolio through simulations, analyses, and documentation, with leadership across engineering teams.

The ideal candidate has extensive experience in cloud platforms (Azure/AWS/GCP), telecom integrations, and AI-enabled workflows, and will mentor engineers while driving large-scale deployments in a hybrid work

Qualifications

• Bachelor's Degree plus 7 years of related work experience or Advanced degree with 5 years of related experience
• Acceptable areas of study include Engineering, Computer Science
• 7-10 years 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.
• Strong hands-on experience with IMS Core, SBC, SIP, VoIP, SMSC/MMSC, and related telecom integrations.
• Proven experience designing, deploying, and operating large-scale, carrier-grade and enterprise communications platforms.
• Experience with Agentic AI and AI-powered workflow automation.
• Hands-on experience building AI agents or solutions using Microsoft Copilot Studio, OpenAI, or similar platforms.
• Strong production troubleshooting and incident leadership skills, including diagnosing complex issues with limited data and driving critical incidents to resolution.
• Experience with cloud-native architectures, including Kubernetes, containers, microservices, APIs, and distributed systems.

Responsibilities

• Lead the development and evolution of network and service
• Created architecture designs to support technology portfolio enhancements
• Conduct analysis and interpretation of network simulations and test results to inform architecture decisions
• Create and maintain technical documentation and presentations to communicate complex ideas to diverse audiences
• Drive engineering projects by applying techniques, supervising engineers, and optimizing network architecture processes
• Monitor industry technologies and standards to influence technology and policy decisions across the organization
• Coach and mentor engineers on technology decisions and contribute to cross-functional technical investigations
• Also responsible for other duties/projects as assigned by business management as needed

Skills

Network Architecture

Systems Architecture

Solution Architecture

Systems Engineering

Technical Writing

Analytical Thinking

Communication

Mentorship

Telecommunications

Strategic Objectives

Education

Bachelor’s Degree in Engineering/Computer Science

Advanced degree (MS/PhD)

Tools

Kubernetes

Docker/Containerization

AWS

Microsoft Azure

GCP

IMS Core

SBC

SIP

OpenAI

Microsoft Copilot Studio

Job description

T-Mobile is seeking a Principal Engineer in Systems Architecture to evolve network and service architectures and guide complex design decisions. The role emphasizes shaping the technology portfolio through simulations, analyses, and documentation, with leadership across engineering teams.

The ideal candidate has extensive experience in cloud platforms (Azure/AWS/GCP), telecom integrations, and AI-enabled workflows, and will mentor engineers while driving large-scale deployments in a hybrid work