Sr Engineer, Commercial AI Forward Deployment
About the role
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 either Seattle, Washington or Frisco, Texas areas.
Job Overview The Senior Engineer, Commercial AI Forward Deployment is an expert technical practitioner who embeds inside a T-Mobile business unit and operates with significantly greater autonomy than an Engineer FDE. Senior FDEs are the primary execution force: driving the technical agenda for net-new agentic AI delivery, mentoring Engineers co-deployed alongside them, and stepping in as acting domain lead when needed. This role bridges deep hands-on engineering with emerging leadership accountability. Performance is measured on validated ROI outcomes for the domain and on the quality and impact of the delivery team supported. This role reports to the Manager or Sr Manager, Forward Deployment Engineer within the assigned domain.
Job Responsibilities
Technical Domain Leadership
Agentic System Delivery & Iteration
System Integration & Data Engineering
FDE Team Mentoring
Practice Reporting & Contribution
Required Education
- Bachelor's Degree Computer Science, Software Engineering, Data Science, or related technical field. Relevant equivalent experience accepted.
Required Work Experience
:
- 4-7 years Production engineering experience with demonstrated hands-on LLM deployment: prompt engineering, RAG architecture, agent orchestration. Proven ability to operate autonomously in ambiguous environments and deliver measurable AI outcomes.
Preferred Work Experience
:
- Experience building system integrations with enterprise data sources.
- 7-10 years Prior experience in solutions engineering, embedded technical, or forward deployment role. Track record of delivering AI solutions that measurably improved a business outcome metric. Experience navigating stakeholder environments from BU operators to middle management.
Required Knowledge, Skills and Abilities
:
- Python Engineering: Strong production Python; proficiency in at least one additional language (Go, TypeScript, or Java). Architects robust agentic system components and writes code others can extend.
- LLM System Design: Demonstrated hands-on experience deploying LLM-based systems: prompt engineering, RAG architecture, agent orchestration, hallucination mitigation, and performance benchmarking.
- Data Engineering & Integration: Proficiency in complex SQL, ETL/ELT pipeline design, and experience building system integrations connecting AI solutions to enterprise and telecom data sources.
- Cloud-Native Deployment: Docker, Kubernetes, CI/CD, and infrastructure experience on AWS (primary) or Azure/GCP; able to instrument deployed systems with real-time logging and feedback collection.
- Technical Leadership Without Authority: Confirmed ability to lead technical delivery and mentor engineers in ambiguous environments; adapts communication to BU stakeholders and leadership alike.
- Responsible AI & Data Security: Applies data privacy, security, and responsible AI principles in all system design and deployment decisions. Builds guardrails and compliance considerations into agentic solutions. Understands T-Mobile's data classification standards and handles critical data appropriately.
#LI-Corporate
- At least 18 years of age
- Legally authorized to work in the United States
Travel
About the role
About the role
Not included in the source posting: benefits.
Skills
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