Senior Account Executive- Commercial HVAC

OverviewPlacement Type:N/ASalary:$125,000-150,000 SalaryAccount Executive- Commercial HVAC (Remote)Series A Climate Tech Startup | Commercial HVAC Sales | High-Growth OpportunityAbout Us We are transforming the future of air conditioning through breakthrough materials technology that delivers up to 40% energy savings. Backed by leading investors and headquartered in Boston, we're building scalable cooling solutions that are more efficient, affordable, and sustainable.As we enter our next stage of growth, we're expanding commercial adoption and building the foundation of a world-class sales organization. Joining us means working alongside ambitious engineers, scientists, and operators committed to solving one of the world's largest climate challenges.The OpportunityLooking for an Account Executive to lead outbound sales efforts and accelerate commercial growth. This is a foundational role for someone who thrives in early-stage environments, enjoys building from the ground up, and knows how to navigate complex technical sales cycles.You'll own the full customer journey - from prospecting and relationship-building to negotiation and close - while helping shape the company's go-to-market strategy as an early member of the commercial team.We're looking for a driven seller with deep curiosity, strong commercial instincts, and experience within the HVAC, building systems, or adjacent technical industries.What You'll DoGenerate new business opportunities across commercial real estate, building ownership, engineering firms, and mechanical contractorsBuild and manage a robust outbound pipeline through cold outreach, referrals, networking, industry events, and market researchOwn the full sales cycle from discovery through contract execution and signed purchase ordersPosition HVAC solutions around energy efficiency, operational performance, and long-term cost savingsPartner closely with engineering and technical teams to develop customized proposals and solutionsHelp shape sales messaging, pricing strategy, and go-to-market processes as an early commercial hireDevelop long-term customer relationships that drive repeat business and strategic partnershipsNegotiate contracts and commercial agreements that align customer needs with company goalsMaintain accurate forecasting, pipeline management, and CRM hygieneDeliver market intelligence and customer feedback to leadership on competitive trends and buyer needsWhat We're Looking ForYou're commercially minded, technically credible, and energized by creating opportunity from scratch. You combine strong relationship-building skills with the persistence needed to succeed in long and complex sales cycles.Required Experience5+ years of B2B closing experience2-5+ years selling commercial HVAC, mechanical systems, building technologies, or related technical solutionsProven success sourcing and closing net-new businessExperience selling into commercial building stakeholders, including owners, operators, engineers, contractors, or developersStrong understanding of HVAC systems and mechanical equipmentDemonstrated track record of meeting or exceeding revenue targetsExperience managing technical evaluations, proposals, and contract negotiationsFamiliarity with CRM platforms and structured pipeline managementAbility to operate independently in a fast-moving startup environmentWillingness to travel up to 50%Preferred QualificationsExperience working at an early-stage or high-growth startupBackground in energy efficiency, decarbonization, or climate technologyFamiliarity with DOAS, ventilation systems, or advanced air-side technologiesExisting relationships within commercial real estate or mechanical contractor networksExperience selling service agreements, maintenance contracts, or performance-based offeringsWhy JoinOpportunity to shape the commercial strategy of a breakthrough climate tech companyHigh-impact role with significant ownership and visibilityMission-driven work focused on sustainability and energy efficiencyCollaborative, fast-moving startup cultureCompetitive compensation plus equity opportunityLocation: Remote Travel: Approximately 50%Stage: Series A / Venture-Backed Startup#LI-LB2@app