Business Admin Intern

Epsilon C5I is seeking a motivated and diligent individual with experience or academic studies in Business, Finance, Accounting, Political Science, Technical/Business Writing, Legal, or related disciplines for an internship opportunity in our Beavercreek, OH office. You will be tasked with supporting Business Administration functions for assigned Business Units.

Epsilon C5I is a technology-driven company providing high-end, creative software and engineering solutions to critical national security missions across space, cyber, air, missile defense, and intelligence domains. Epsilon C5I is a wholly owned subsidiary of Epsilon Systems Solutions, Inc. headquartered in San Diego, California with offices nationwide. San Diego Magazine recognized Epsilon Systems as one of "San Diego's Best Workplaces." And the DOD awarded Epsilon Systems the prestigious Nunn-Perry Mentor-Protégé award for its superb performance and relationship with Lockheed Martin. We are looking for bright, innovative, and talented people to join our team of highly skilled professionals. Epsilon C5I offers challenging work, and competitive salaries.

Positions will be part-time paid internship opportunities awarded on a competitive basis. The assignments will begin in Winter or Spring 2026 depending on candidate availability. The successful candidate(s) will be provided with hands-on experience working with members of our Business Operations Team.

Duties and Responsibilities:

• Assists with daily office operations, including scheduling, filing, correspondence, and maintaining an organized and efficient workspace.
• Supports onboarding activities by preparing new‑hire materials, coordinating workspace setup, and helping facilitate first‑day logistics.
• Participates in special projects and process improvement initiatives to enhance office workflows and employee experience.
• Helps manage office supplies and equipment, including tracking inventory, processing requests, and coordinating with vendors as needed.
• Provides administrative support to HR and leadership teams, including calendar coordination, meeting preparation, and document management.
• Contributes to the development of IT onboarding documentation and workflows.
• Assists with file documentation in accordance with company policy.
• Contribute to other miscellaneous special projects.

Required Qualifications:

• High School Diploma.
• Must have demonstrated a high level of academic achievement or strong relevant experience.
• Pursuant to the various government contractual requirements, all applicants must be U.S. Citizens.
• Candidates must meet eligibility requirements to obtain and maintain DoD TS/SCI security clearance.
• Must have strong research, writing and communication skills.
• Must work well both in a team environment, as well as independently.
• Must have excellent computer skills and experience.

Desired Project-specific skillsets sought:

• Prefer recent undergraduate degree or currently pursuing undergraduate degree.
• Some relevant experience within Government, private industry, or a combination of both.
• Local to Dayton, Ohio.

ADA Notations:

• Regular communication (hearing/speaking).
• Noise conditions from very quiet to noisy.
• Prolonged use of computer (typing/keyboarding).
• Frequently required to sit for long periods of time, stand, and walk.
• Ability to travel by car, air or other means of transportation, if required.

Epsilon Systems Solutions, Inc. is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.