Artificial Intelligence Engineer Ashburn, VA, US

CACI International Inc.; Ashburn (VA); On-site; USD 103,800 - 218,100; Full time

Benefits offered by this job

Healthcare benefits

Flexible time off

Continuing education support

Job summary

CACI International Inc. based in Ashburn, VA is looking for a Senior Artificial Intelligence Engineer to develop Large Language Models (LLMs) and agentic AI solutions. In this role, you will work collaboratively on an Agile Scrum team to build and deploy advanced AI systems.

The ideal candidate will have at least 7 years of relevant experience, strong skills in Python and ML frameworks, and a commitment to innovation and teamwork. This full-time position includes comprehensive benefits and a competitive salary range of $103,800 - $218,100.

Qualifications

• Must be a U.S. Citizen with an active secret DoD security clearance.
• Minimum of 7 years related technical experience.
• Experience and comfort working on a Scrumban team in an Agile environment.

Responsibilities

• Architect, train, and fine-tune LLMs for enterprise use cases.
• Develop agentic AI systems that autonomously plan and act.
• Collaborate with data scientists, engineers, and product teams.

Skills

Proven experience building and deploying LLMs

Strong background in agentic AI

Proficiency with Python

Good written and verbal communication skills

Strong collaboration skills

Education

College degree (B.S., M.S.) in Information Assurance, Computer Science, Management Information Systems

Tools

Python

PyTorch

TensorFlow

Palantir Vantage

Job description

## Artificial Intelligence EngineerAshburn, VA, USApply NowFind out how well you match with this jobJob ID327187Job Title: Artificial Intelligence EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local\* \* \***The Opportunity:**CACI’s Agile Solution Factory (ASF) is hiring a Senior Artificial Intelligence (AI) Engineer to drive the development of Large Language Models (LLMs) and agentic AI solutions within Palantir’s Army Vantage. In this role, you will design, build, and deploy advanced AI systems that leverage the power of Vantage’s data integration, analytics, and operational capabilities. You will also support and integrate other AI capabilities built within the Department of the War (DoW) network, such as ADVANA, ensuring interoperability and maximizing impact across platforms.ASF programs thrive in a culture of innovation and are constantly seeking individuals who can bring creative ideas to solve complex problems, both technical and procedural, to the team. The ability to be adaptable and to work constructively with a technically diverse and geographically separated team is crucial.You will work as an integral part of an Agile Scrum team – a highly productive team of technical professionals who thrive on supporting the customer's mission and growth objectives through Agile software development. You will work in close collaboration with team members and other stakeholders within Agile methodologies.**More About the Role**The ideal candidate will have experience building real-world AI applications using LLMs, agents, APIs, and workflows. You will be able to integrate AI models into products and production systems, and have experience with prompt engineering, RAG pipelines, and orchestration. As an Agile Scrum team member, you will work with stakeholders to refine requirements, track your work on an agile board and ensure user needs are met within standards. You will report on progress of assigned work at developer team sessions.**Responsibilities:*** Architect, train, and fine-tune LLMs for enterprise use cases within the Vantage platform.* Develop agentic AI systems that can autonomously reason, plan, and act on complex data workflows.* Integrate AI models with Palantir Ontology, datasets, and operational pipelines.* Collaborate with data scientists, engineers, and product teams to deliver scalable AI solutions.* Support and enhance AI capabilities across the DoW network, including platforms like Vantage and ADVANA.* Stay current with advancements in generative AI, LLMs, and agentic architectures, and apply best practices to Vantage and DoW deployments.* Develop content and present briefings to senior government leaders.* Manage and respond to user tickets.* Lead Integrated Product Teams (IPT).**Qualifications:****Required:*** Must be a U.S. Citizen, with an active secret DoD security clearance (ability to attain interim will be considered).* College degree (B.S., M.S.) in Information Assurance, Computer Science, Management Information Systems, or a related discipline. Experience will be considered in lieu of education.* Minimum of 7 years related technical experience.* Good written and verbal communication skills.* Strong collaboration skills and desire to work within a team.* Highly responsible, team-oriented individual with very strong work ethic, and a self-starter.* Ability to work in a fast paced, constantly changing environment.* Solution-based thinker; capable of resolving complex technical challenges.* Experience and comfort working on a Scrumban team in an Agile environment.* Works well with limited oversight.**Required Technical Skills:*** Proven experience building and deploying LLMs (e.g., GPT, Llama, PaLM) in production environments.* Strong background in agentic AI, autonomous agents, or multi-agent systems.* Proficiency with Python and modern ML frameworks (e.g., PyTorch, TensorFlow).* Experience working with Palantir Vantage, ADVANA, or similar data analytics platforms is highly desirable.* Familiarity with data modeling, ontology design, and pipeline orchestration in Vantage and/or ADVANA.* Excellent problem-solving and communication skills.* Experience developing or launching an Agentic AI solution for an organization preferable the DoW**These Qualifications Would Be Nice to Have*** Prior work integrating AI/ML models with enterprise data platforms, especially within government or DoW networks.* Experience with prompt engineering, retrieval-augmented generation (RAG), or AI workflow automation.* Knowledge of security, compliance, and responsible AI practices in enterprise settings.* Experience with DoW (DoD) ADVANA.* Experience with Palantir MAVEN.* Experience developing in Army 365 (A365).* Azure Data/AI stack familiarity (Azure Databricks, Synapse, or Data Factory).* Experience developing and maintaining applications using Microsoft Power Platform suite (Model-driven and Canvas App, Power BI, Power Automate, Power Pages/Portals, Portal Management MDA, Power Apps Pipeline) in an Azure environment.* Experience developing with Databricks.* Experience with designing and implementing data models in Microsoft 365.-**What You Can Expect:****A culture of integrity.**At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.**An environment of trust.**CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.**A focus on continuous growth.**Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.**Pay Range**:There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.The proposed salary range for this position is:$103,800 - $218,100*CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.*