About Sourgum

Sourgum is transforming the $100B+ waste and recycling industry with technology that makes waste removal simpler, smarter, and more affordable. Our innovative haulsourcing platform connects businesses with high-quality services at significantly lower costs—saving our customers an average of 20%. Powered by proprietary datasets, a reverse auction system, and a carefully curated network of 5,000+ trusted vendors, we help companies of all shapes and sizes streamline their operations while contributing to a more sustainable future.

We’re a fast-growing, venture-backed company on a mission to modernize an outdated industry—and we’re just getting started. Our investors include Founder Collective, 186 Ventures, and River Park Ventures, the same funds that backed category-defining companies like Uber, Venmo, and Amazon Pharmacy.

We’re looking for a detail-oriented, assertive Collections Specialist to join our finance team and work cross-departmentally to ensure smooth, accurate, and timely invoicing and payment processing. You are a self-starter and quick learner who is excited to join an environmental startup in its infancy and make a difference, both in the company and in the world. If that sounds like you, we would love to receive your application!

Responsibilities:

• Collections — Follow up on overdue accounts through phone calls, emails, and written correspondence. Assist in implementing effective collections strategies to minimize past-due accounts and bad deb
• Process Optimization – Identify opportunities to improve invoicing workflows and reduce past-due accounts.
• Account Management – Monitor outstanding balances, follow up on overdue invoices, and assist in implementing effective collections strategies.
• Financial Recordkeeping – Maintain organized and up-to-date records for accounts receivable.
• Cross-Functional Collaboration – Work closely with the finance team and other departments to streamline billing and payment operations.
• Invoice & Payment Processing – Prepare and send invoices, track payments, and ensure accurate posting to customer accounts.

Who You Are

• Tenacious and Goal-Oriented – You’re driven by seeing a goal on the wall and the task of achieving it. You’re determined to hit collection targets and reduce outstanding balances with a persistent and results-focused approach.
• Strong Negotiator – You’re skilled at navigating challenging discussions, finding solutions, and securing payment commitments.
• Proactive Problem-Solver – You identify potential issues before they escalate and take initiative to resolve them effectively.
• Detail-Oriented and Organized – You keep thorough records of communication and follows up consistently to ensure timely payments. You believe that if it’s not in the notes, it didn’t happen.
• Assertive Yet Professional – Confident in handling difficult conversations while maintaining professionalism and respect displaying a customer-obsessed mindset
• Clear and Persuasive Communicator – You’re able to articulate payment terms, expectations, and consequences in a firm yet diplomatic manner.

• High school diploma required; a degree in Accounting, Finance, or related field is a plus. Strong numerical proficiency and attention to detail.
• Excellent organizational and time management skills.
• Ability to learn quickly and adapt to new systems and processes.
• Strong communication skills, both written and verbal.
• Proficiency in Google or Microsoft Office applications, especially Google Sheets / Excel. Experience with accounting software is a plus.
• A positive, team-oriented attitude, with the willingness to grow and take on increasing responsibilities over time.

• Salary: $50,000 - $60,000
• Company Stock Option Pool
• A positive and collaborative work environment with a focus on innovation and sustainability.
• Comprehensive benefits package including health insurance (medical, dental, vision), retirement plans, and paid time off.
• Opportunities for professional development and career advancement within a growing company.