Marketing Intern / Co-op (Summer 2026)

florrent • Northampton, MA

5d • Remote

About The Position

About florrent florrent is innovating to scale the next generation of high energy density supercapacitors. Our supercapacitors provide reliable power at every level of the grid at lower cost and reduced emissions compared to existing high-power solutions, all while embedding the valorization of agricultural waste streams into our products. florrent is growing our Massachusetts-based team, looking for scientists, engineers, and professionals passionate about solving hard problems and delivering innovative solutions to address the world’s growing power quality and decarbonization challenges. About the Culture At florrent, we are passionate about bringing the benefits of a decarbonized future to everyone. That passion drives everything we do, and how we do it. We are building a team propelled by ambitious goals, and committed to seeing them come to reality. To reach those goals, we need to stay connected to what motivates us, and always be real about the challenges ahead. If that sounds like you, let’s talk! Our main facilities are located in Western Massachusetts, with this role embedding additional flexibility to work out of Greentown Labs in Somerville (North America’s largest climate-tech incubator), with additional access to the Cambridge Innovation Center and MIT’s The Engine in Kendall Square, Cambridge, MA. This role’s responsibilities can primarily be completed remotely, but working on-site in our team setting is strongly encouraged for an optimal experience. Responsibilities florrent is looking for a creative, detail-oriented Marketing Intern, with experience working in a professional team setting supporting Business Development, Marketing, and/or Operations functions, to help us promote and optimize our next-generation supercapacitors. In this role, you will

Requirements

• Pursuing a BS, MS, or MBA in Business/Business Administration, Marketing, Entrepreneurship, Design or related fields, and/or hands-on professional experience in relevant positions
• Excellent and proactive communication skills
• Proficiency with design tools (Adobe Creative Suite, GSlides/PP, and/or Figma/Canva)
• Clear writing skills and attention to detail; comfort with version control and deadlines
• Self-starter who thrives in fast-moving, ambiguous startup environments
• Passion for clean energy and sustainability
• Massachusetts-based, or attending a Massachusetts university to qualify for the MassCEC Clean Energy Internship Program

Responsibilities

• Work directly with the company’s leadership team to support business development efforts
• Design sales enablement collateral: one-pagers, case studies, pitch decks, product sheets, and proposal templates
• Create on-brand social content (primarily LinkedIn): graphics, short videos, and copy
• Maintain brand consistency: evolve brand guidelines, templates, iconography, and asset libraries including material
• Assist in exhibitions and trade shows, liaise with event organizer and vender, booth research and planning, brochure, flyer, banner, giveaway
• Support marketing campaigns and lead generation (email, webinars, gated content, event follow-up)
• Conduct market, opportunity and competitor research; Analyse and tender platforms and screen for opportunities and market needs, help create battlecards and positioning summaries
• Complete light copywriting and proofreading across materials

What This Job Offers

• Career Level: Intern
• Number of Employees: 1-10 employees