Great Hill Solutions is part of the Seneca Nation Group (SNG) portfolio of companies. SNG is the federal government contracting business wholly owned by the Seneca Nation. SNG meets mission-critical needs of federal civilian, defense, and intelligence community customers across a variety of domains. The SNG portfolio receives shared services support from its parent company Seneca Holdings and is comprised of multiple companies that participate in the Small Business Administration 8(a) program. To learn more visit www.senecanationgroup.com and follow us on LinkedIn.

The Seneca Nation Group companies offer competitive compensation and a strong benefits package including comprehensive medical and dental care, matching 401K, paid time off, flexible spending accounts, disability coverage, and other benefits that help provide financial protection for you and your family. We pride ourselves on our collaborative work environment and culture which embraces our mission of providing financial and non-financial benefits back to the members of the Seneca Nation.

Great Hill is seeking a Prompt Engineer in Colorado Springs, CO. This initiative focuses on integrating generative artificial intelligence technologies, including large language models (LLMs), to enhance tactical efficiency and decision-making capabilities across combatant commands. Candidates will play a critical role in developing and executing test plans, analyzing data, and delivering actionable insights while shaping Tactics, Techniques, and Procedures (TTPs) for GAI usage in operational contexts.

Roles and Responsibilities include, but are not limited to:

This position offers the opportunity to work with classified data, leverage state-of-the-art AI tools, and contribute to national security objectives in a collaborative environment at facilities in and around Colorado Springs. Applicants must demonstrate expertise in AI systems, operational testing, and joint-service integration, with a commitment to excellence in project execution and deliverables.

Basic Qualifications:

Experience in GAI development, focusing on prompt engineering and Retrieval Augmented Generation (RAG).
Proven ability to optimize prompt engineering across platforms while addressing biases, hallucinations, and ethical considerations.
Strong technical knowledge of deep learning architectures, frameworks, AI hallucinations, and bias mitigation.
Experience in Verification, Validation, and Uncertainty Quantification (VVUQ) processes for AI outputs.
Requires 2–8 years in prompt development, GAI deployment, and AI data analysis.
Must possess a Top Secret clearance with SCI eligibility.

Desired Skills:

Previous experience with Joint Test & Evaluation or operational testing.

Diversity, Equity & Inclusion Statement:

The Seneca Holdings family of companies is committed to building an inclusive work environment that encourages, supports, and celebrates the diversity of our employees. We recognize that an inclusive corporate culture improves how we support our customers and also improves the collective impact we can make in our communities.

Equal Opportunity Statement:

Seneca Holdings provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex/gender, sexual orientation, national origin, age, disability, marital status, genetic information and/or predisposing genetic characteristics, victim of domestic violence status, veteran status, or other protected class status. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leave of absence, compensation and training. The Company also prohibits retaliation against any employee who exercises his or her rights under applicable anti-discrimination laws. Notwithstanding the foregoing, the Company does give hiring preference to Seneca or Native individuals. Veterans with expertise in these areas are highly encouraged to apply.

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Prompt Engineer