Senior AI Application Engineer

• Design and build AI-enabled features using C#, .NET, APIs, and modern cloud AI services.
• Develop and integrate MCP servers, tools, and agent-based workflows.
• Build secure connections between LLMs and enterprise systems, databases, APIs, documents, and workflow tools.
• Implement retrieval-augmented generation, structured tool calling, human-in-the-loop review, and workflow automation patterns.
• Evaluate AI outputs for accuracy, reliability, safety, and mission usefulness.
• Establish reusable engineering patterns for prompts, tools, agents, testing, observability, and governance.
• Collaborate with product owners, developers, security teams, and stakeholders to translate use cases into working software.
• Participate in code reviews, technical design reviews, sprint planning, and delivery activities.
• Document AI system behavior, assumptions, limitations, risks, and operating procedures.
• Support troubleshooting, performance tuning, and production hardening of AI-enabled applications.

BS/BA in Computer Science, Engineering, Information Systems, or related field. Equivalent experience may be considered., 5+ years of software engineering experience, including hands-on experience building AI-enabled applications, agent workflows, or LLM-integrated systems., Security+ or an IAT Level II or III certification within 180 days of start is preferred., * Must be clearable for a DoD Public Trust.

• Residence in the DMV is preferred; occasional office/site visits for client engagements may be required.
• Must have experience building production software, not only proofs of concept or demos.
• Must be able to work with sensitive data, secure development practices, and enterprise access controls.
• Strong written and verbal communication skills are required.
• Unable to work with 3rd party candidates or agencies.

Related Experience:

• Strong C# and .NET application development experience.
• Experience building ASP.NET Core APIs and integrating with enterprise systems.
• Familiarity with Model Context Protocol (MCP), agent workflows, tool calling, function calling, or workflow orchestration.
• Experience integrating LLM APIs such as Azure OpenAI, OpenAI, Anthropic, AWS Bedrock, or similar services.
• Experience with retrieval-augmented generation (RAG), embeddings, vector search, and document processing.
• Understanding of prompt design, structured outputs, model evaluation, and AI safety considerations.
• Experience designing secure integrations with APIs, databases, document repositories, and internal systems.
• Solid understanding of authentication, authorization, access controls, logging, and auditability.
• Experience with SQL Server, PostgreSQL, or similar relational databases.
• Experience with Angular, ReactJS, or other modern front-end frameworks is a plus.
• Experience working with source control, CI/CD pipelines, automated testing, and production monitoring.

3.93.9 out of 5 stars Washington, DC Remote $125,000 - $165,000 a year - Full-time, Pulled from the full job description

• Referral program
• Tuition reimbursement
• Health insurance
• 401(k) matching
• Paid time off
• Vision insurance
• Dental insurance, Remote from VA/DC/MD Full-Time Software Development $125,000 - $165,000

Tiber Creek Ai is seeking a Senior AI Application Engineer to design and build secure, mission-focused AI-enabled applications using C#, .NET, MCP, agent workflows, and modern cloud AI services. In this role, you will help turn practical AI use cases into production software by integrating large language models with enterprise systems, APIs, databases, documents, and human review workflows.

This is a hands-on engineering role for someone who can move quickly from prototype to production while maintaining strong software engineering, security, testing, and documentation practices. You will collaborate with developers, product owners, security teams, and mission stakeholders to build useful AI capabilities that support real operational needs.

We offer generous medical, dental, life and disability insurance; flexible spending; 401(k) matching, ample vacation/leave time, as well as training/skill building opportunities and a great work environment., Salary Range:

$125,000 - $165,000 Clearance:

Must be clearable for a DoD Public Trust. Active clearance is NOT required to start. Certifications, Professional development, certification reimbursement, and educational opportunities

Work-Life Balance

Flexible work arrangements and generous PTO to support your personal well-being

Comprehensive Benefits

Medical, dental, vision, 401(k) matching, and more - we invest in your future

Benefits & Perks

Generous Time Off

• 24 days PTO (first 5 years)
• 30 days PTO (5-10 years)
• 36 days PTO (10+ years)
• Flexible work arrangements

Comprehensive Health

• Medical coverage via Thatch ICHRA
• Monthly allowance aligned to age & market
• Dental insurance through Sun Life
• FSA & Dependent Care FSA

Financial Security

• 401(k) with 50% match up to 4%
• Performance bonuses
• Life & disability insurance
• Referral bonus program

Career Development

• Education reimbursement
• Professional training
• Certification support
• Career advancement paths