Senior AI Developer

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

We’re hiring a Senior AI Developer to build and scale intelligent, cloud-native applications that embed AI directly into core business workflows. You’ll operate at the intersection of full-stack engineering and applied AI—owning everything from system design to production deployment.

This role is hands-on and impact-driven: integrating LLMs, building RAG pipelines, and delivering enterprise-grade solutions using C#, .NET, Angular, SQL Server, and Azure. You’ll work closely with product and engineering leaders to turn complex problems into scalable, real-world AI systems.

This position will offer flexibility for hybrid work schedules to include both in-office presence and telecommute/virtual work, to be based from either Houston or Dallas, TX.

Key Responsibilities

• Build and scale full-stack applications using C#, .NET, Angular, REST APIs, and SQL Server
• Design and implement AI solutions, including RAG pipelines and LLM integrations
• Leverage Azure AI services (Semantic Kernel, Kernel Memory, AI Foundry) to deliver intelligent features
• Deploy and optimize cloud-native applications with a focus on performance, security, and cost
• Partner with cross-functional teams to translate business needs into scalable systems
• Mentor engineers and drive best practices in architecture, code quality, and delivery

Minimum Qualifications

• Bachelor's Degree plus at least 10 years of software development experience, or demonstrated equivalent experience and education
• Strong expertise in C#/.NET, APIs, and modern front-end frameworks (Angular preferred)
• Deep experience with SQL Server (data modeling, performance tuning)
• Hands-on experience with Azure cloud (deployment, monitoring, troubleshooting)
• Experience building AI-powered applications using LLMs and RAG architectures

Preferred Qualifications

• Experience with Docker and CI/CD pipelines (Azure DevOps or GitHub Actions)
• Background in AI/ML concepts (embeddings, vector databases, prompt engineering) or production AI systems

• Relocation assistance is not available for this position
• Sponsorship for US work authorization is not available for this position, now or in the future.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.