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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Forward Deployment Engineer - **Company:** T-Mobile Us, Inc. - **Location:** Bellevue, WA, United States - **Experience:** Experienced - **Salary:** $164,500.0 - $296,700.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, Amazon Web Services, Cloud Engineering, Continuous Integration, Information Engineering, Data Infrastructure, Data Security, Python (Programming Language), Machine Learning, Software Engineering, Systems Architecture, TypeScript, Data Processing, Computer Network Operations, Chatbots, Large Language Models, Multi-Agent Systems, Prompt Engineering, Kubernetes, Information Technology, Machine Learning Operations, Docker - **Published:** August 2, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=57e3e143ac407423 ## About the Role * Bachelor's Degree Computer Science, Software Engineering, Data Science, or related technical field. Master's Degree preferred. Relevant equivalent experience accepted. (Required) * 7-10+ years production engineering experience, including 3+ years deploying LLM-based systems in production and 2+ years delivering agentic or multi-agent systems. Track record of AI solutions that measurably improved a business outcome. (Required) * Demonstrated experience setting technical direction for a team or practice: defining standards others follow, guiding the architecture of other engineers, and developing engineers. (Required) * Prior experience in a solutions engineering, forward deployment, or embedded technical role at a high-growth AI or cloud company. Experience navigating stakeholder environments from frontline operators through C-suite. (Preferred) Required Knowledge, Skills and Abilities: * Production Python Engineering (proficiency in Go, TypeScript, or Java). * LLM System Architecture (RAG, prompt engineering, agent orchestration, hallucination mitigation at scale) * Data Engineering & Integration * Cloud-Native Deployment & MLOps (AWS primary; Docker, Kubernetes, CI/CD, vector databases, observability) * Organizational Technical Leadership * Technical & Portfolio Judgment * Data Security & Privacy (CPNI, PII) Preferred Knowledge, Skills and Abilities: * Telecom Domain Experience (care, retail, billing, network operations, or supply chain) * Applied Machine Learning & Data Science * Conversational AI, Intelligent Automation, or RPA * Regulated Data Environments (CPNI, PII, PCI, or HIPAA) * Hiring & Technical Assessment Contribution * Depth across NLP, embeddings, transformer architectures, and foundation models * At least 18 years of age * Legally authorized to work in the United States ## Description * Set the technical direction for agentic AI delivery across the practice, keeping the team well positioned as the model and tooling landscape evolves. * Establish the architectural approaches the practice builds on, and shape which problems are worth solving with agentic AI. * Drive delivery consistency across domains so quality holds regardless of who is deployed. Step in where engagements need senior technical help. * Build and maintain the shared technical foundations the rest of the team delivers on. Generalize what works in one domain so others can move faster. * Take on the most complex technical challenges the practice encounters, staying hands-on while keeping cost, performance, and reliability in view * Advise practice leadership on where delivery capacity is best applied and raise concerns early when expected return won't justify the effort. * Grow the technical capability of the FDE team. Review architecture and code across domains, calibrate standards among senior engineers, and partner with practice leadership on the technical bar for hiring and progression. * Build sound data handling, privacy, and security practices into the solutions the practice delivers, in line with T-Mobile data governance standards including CPNI and PII. ## Related Videos - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Chatbots are going to destroy infrastructures and your cloud bills](https://www.wearedevelopers.com/videos/1130-chatbots-are-going-to-destroy-infrastructures-and-your-cloud-bills) - [Understanding Kubernetes in a visual way](https://www.wearedevelopers.com/videos/100085-understanding-kubernetes-in-a-visual-way) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [Microservices: how to get started with Spring Boot and Kubernetes](https://www.wearedevelopers.com/videos/242-microservices-how-to-get-started-with-spring-boot-and-kubernetes) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [From Prototype to Production: Build AI Agents with This Free 4-Course Learning Path](https://www.wearedevelopers.com/magazine/655-from-prototype-to-production-build-ai-agents-with-this-free-4-course-learning-path) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The Prompt Engineer ✍️](https://www.wearedevelopers.com/magazine/216-the-prompt-engineer) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)