Proposal Development Intern

Proposal Development Intern

Are you looking for a challenge? Looking for an innovative organization and the opportunity to learn and grow professionally? We can help!

We are seeking a motivated and detail-oriented Proposal Development Intern with a passion for writing, analysis, and strategy to join our Business Development Team.

At Terrestris, we leverage technology to create better mission outcomes through better human performance. We form strong client and team relationships through transparency and strive to create an environment where our team can let their excellence shine through. By finding, developing, and incorporating new ideas, we provide memorable services. Rooted in the USMC values of honor, courage, and commitment, Terrestris seeks to deliver extraordinary value to the American people by helping the Government become more efficient and effective.

What will the Proposal Development Intern at Terrestris do?

We are seeking a motivated and detail-oriented intern with a passion for writing, analysis, and strategy to join our Business Development Team. This role will support the development of competitive proposals for government contracts by assisting with research, compliance checks, writing / editing, and document preparation. The intern will gain hands-on experience in the federal contracting lifecycle, working closely with proposal managers, business development staff, and subject matter experts. This role is primarily in-office at our Springfield, VA headquarters, with 12 telework days per week.

What does a typical day look like for a Proposal Development Intern?

You will :

• Support proposal development, technical writing, and editing
• Conduct data and price analysis, competitive intelligence, and research using GovWin, GovTribe, and SAM.gov
• Collaborate with team partners, subject matter experts, and executives to produce compelling, compliant proposals
• Manage partner data calls and ensure alignment with strategy, win themes, and discriminators
• Assist in strategy development, policy input, and creation of high-quality proposal graphics and charts
• Stay current on trends and developments in the federal contracting market

What qualifications do you look for?

What kind of benefits does Terrestris offer?

This internship provides hands-on experience and exposure to high-impact work. Based on performance, interns will be considered for full-time employment starting in December 2025, with a structured career development plan that includes yearly promotions and increasing responsibility.

Benefits (Day One) :

Terrestris is an Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, disability, or veteran status. Applicants must be authorized to work in the U.S.

DILBERT 2018 Scott Adams. Used By permission of ANDREWS MCMEEL SYNDICATION. All rights reserved.