Senior AI Software Engineer – LLM Applications (Azure)

Were hiring a Senior AI Software Engineer to design and build enterprise-grade AI applications powered by modern LLM architectures and Azure cloud technologies.

This role sits at the intersection of full-stack engineering and applied AI focused on delivering scalable production-ready systems using tools like Semantic Kernel Kernel Memory and Retrieval Augmented Generation (RAG).

Youll be building an internal enterprise LLM-powered chat platform used across the organization delivering real-world AI solutions at scale not prototypes. This role requires a pragmatic solution-oriented mindset strong communication across teams and the ability to thrive in fast-paced environments while pushing forward modern AI capabilities.

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 & Deliver

• Develop scalable applications using C# .NET REST APIs and Angular
• Design and optimize SQL Server data models queries and performance
• Write secure maintainable production-quality code with a focus on balancing speed and quality

AI Engineering

• Design and implement RAG pipelines and LLM-powered workflows
• Integrate multiple LLMs into enterprise applications
• Build and deploy agentic AI solutions
• Leverage Azure AI services (Semantic Kernel Kernel Memory AI Foundry)
• Contribute to evolving architectures such as Model Context Protocol (MCP) and multi-model orchestration

Cloud & Systems

• Deploy and operate applications in Azure with a focus on reliability scalability and cost efficiency
• Contribute to system design architecture and performance optimization

Collaboration

• Partner with architects and engineers in an Agile environment
• Translate business needs into scalable technical solutions and clearly communicate trade-offs to both technical and non-technical stakeholders

Innovation

• Evaluate and adopt emerging AI and GenAI technologies
• Continuously improve engineering practices across design development and delivery
• Bring a passion for AI and cloud-native development into day-to-day work

Qualifications :

Minimum Qualifications

• Bachelors Degree plus at least 6 years of software development experience building applications with C#/.NET and REST APIs or demonstrated equivalency of experience and/or education
• Experience with Angular (modern versions)
• Strong SQL Server expertise (data modeling performance tuning)
• Hands-on experience with LLMs and RAG architectures
• Experience with frameworks like Semantic Kernel Kernel Memory or similar
• Strong foundation in software engineering system design and architecture
• Self-driven with the ability to operate effectively in fast-paced evolving environments

Preferred Qualifications

• Experience building or contributing to LLM-powered applications (e.g. chat systems copilots)
• Familiarity with embeddings vector databases or prompt engineering
• Exposure to Model Context Protocol (MCP) or similar emerging LLM integration patterns
• Experience with multimodal AI (e.g. speech vision or document understanding)
• Experience with CI/CD (Azure DevOps GitHub Actions) and containerization (Docker)

Additional Information :

• 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 . 

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 youll 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 youve always envisioned. Here youll find a welcoming workplace built on respect collaboration and communitywhere 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. 

Remote Work :

No

Employment Type :

Full-time