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Greenbacker Capital Accounts Payable Supervisor in Portland, Maine

Company Description:

Greenbacker Capital (“Greenbacker”) is an investment management firm that focuses on renewable energy and sustainable infrastructure investing. Since its’ founding in 2011, Greenbacker has grown to just over 100 employees, located in four offices (New York City, Portland, ME, Denver CO and Montpelier VT), and a number of additional individual locations throughout the United States. With over 60 years of combined infrastructure investment experience and more than $20 billion in combined transactions across the investment team, we are positioned as a market leader in sustainable infrastructure investments. We invest in a diversified portfolio of income-producing renewable energy power facilities that sell power under long-term contract to high credit worthy counterparties such as utilities, municipalities, and corporations.

Greenbacker strives to create a workforce that encourages a supportive and inclusive culture by promoting diversity and excluding all forms of discrimination. At Greenbacker we strongly value the unique talents of our employees and endeavor to foster an environment in which every employee is respected and valued regardless of age, gender identity, sexual orientation, race, religion, disability, marital status, and pregnancy or maternity. Greenbacker seeks candidates for employment, promotion, training, or any other benefit, based on their aptitude and ability, and aims to provide support and resources for all employees to reach their full potential.

Please visit our website at www.greenbackercapital.com to further understand our company, team, and portfolio of assets.

Job Purpose/Background:

As Greenbacker continues to raise capital and grow our investment portfolio, an opportunity has arisen to join Greenbacker Administration, which primarily provides asset management, financial, operational and administrative support and managerial oversight for Greenbacker. The Accounts Payable Supervisor will be responsible for providing guidance and supervising the AP team, the onboarding of new suppliers within the Accounts Payable module, overseeing accurate and timely payments, and will work collaboratively with the Accounting and Asset Management departments under the guidance of the Manager of Operational Accounting.

The responsibilities will be broad, varied and all encompassing. The role is based in our office in Portland, Maine and offers competitive pay and an attractive benefits package.


Key Responsibilities:

Foster a positive and collaborative team environment, promoting effective communication and teamwork.

Invoice Processing:

o Oversee the timely and accurate processing of invoices, ensuring compliance with company policies and procedures.

o Review and approve invoices.

o Resolve invoice discrepancies and issues in a timely manner.

Vendor Management:

o Build and maintain strong relationships with vendors, addressing any concerns or inquiries promptly.

o Collaborate with the procurement team to ensure alignment between purchasing and payment processes.

Process Improvement:

o Identify opportunities for process improvement within the Accounts Payable function.

o Implement efficiency initiatives to streamline workflows and enhance productivity.

o Stay informed about industry best practices and technology solutions to enhance AP processes.

Reporting and Analysis:

o Generate regular reports on Accounts Payable metrics, such as payment processing times and aging reports.

o Analyze data to identify trends, discrepancies, and areas for improvement.

o Provide insights to manager for strategic decision-making.

  • Provide training to new team members.

  • Stay current on accounting regulations and technology changes relevant to the Accounts Payable function.

Education and Experience:

  • Bachelor’s degree in Accounting or Finance required; or equivalent experience leading accounts payable teams.

  • 3-5 years of experience in GL Accounting with prior supervisory experience, preferably in related industry and public company.

  • Advanced skill level in Microsoft Excel.

  • Experience with Oracle ERP Cloud or other accounting ERP software programs is a plus.

  • Knowledge of Asana or other project management software is a plus.

  • Ability to thrive and grow quickly in a fast-growing company.

  • Analytical and detail-oriented with a thirst for learning.

  • Highly motivated, independent, results-oriented, and possesses a strong sense of ownership.

  • Strong organizational, verbal, and written communication skills.

Job Type: Full-time


  • Medical: 5 United Health Care Oxford options

  • Dental: Guardian – two options

  • Vision: Guardian / VSP – one option (100% employee paid)

  • Life and AD&D: Short term and long-term disability (both 100% employer paid)

  • Retirement/401(K): ADP/Voya with 50% match up to 6% of salary

  • Other: Medical and dependent care / Health Savings Accounts, Pre-tax commuter benefits through Optum

  • Time Off: 20 days paid time off, 7 sick days a year, 32 hours of VTO a year.

  • Mental Health: Modern Health: 24/7 access to Coaching and Therapy sessions for employees and dependents

  • Family Building: Coverage for infertility, adoption, surrogacy, and 16 weeks of family leave.