Senior Tax Accountant – Renewable Natural Gas (RNG)

About Waga Energy 

Waga Energy was established to further our founders' commitments to preserving the common good and acting collectively to ensure a sustainable future.

Committed to the fight against global warming and to a sustainable energy transition, Waga Energy has developed a breakthrough technology to recover landfill gas into biomethane, also called Renewable Natural Gas (RNG). Our WAGABOX® landfill gas upgrading units deliver high-quality biomethane, regardless of the quality of the raw biogas. The biomethane produced by the WAGABOX® can be injected directly into the gas grid or used as fuel for vehicles. Waga Energy builds, owns, operates, and maintains the WAGABOX® units under long-term contracts with landfill owners, and biomethane sales revenue is shared

Already in operation at dozens of landfill sites worldwide, this revolutionary landfill gas purification solution has been producing clean, local renewable energy since 2015. Waga Energy is committed to a mission of driving a sustainable energy transition by making RNG accessible to all.

Guided by the values of Audacity, Mastery, and Cooperation, Waga Energy employees in Europe, North America, and other locations are united by a common purpose: maintaining a livable planet for future generations.

About the Position - Responsibilities & Duties

We are seeking a strategic, detail-oriented Senior Tax Accountant for our Bala Cynwyd, PA (Philadelphia area) office to lead multi-state and project-specific tax compliance and strategy.

This is a high-impact role supporting construction, manufacturing, and operations while maximizing tax incentives for green infrastructure. The ideal candidate will bring a strong foundation in sales tax, property tax, and corporate income tax, with demonstrated experience managing multi-state tax filings and multi-entity structures.

Reporting to the US Chief Financial Officer (CFO), the Senior Tax Accountant will support Waga Energy’s growing operations in renewable energy manufacturing and construction. This role will also be responsible for identifying and maximizing tax incentives such as capital investment credits, sales tax exemptions for manufacturing and construction, and renewable energy tax incentives at both the federal and state levels. The Senior Tax Accountant will work cross-functionally to ensure compliance, minimize risk, and help drive financial efficiency across all our business segments.

Areas of responsibility include, but will not be limited to:

• Managing tax compliance, reporting, and the preparation & filing of sales & use tax, property tax, and corporate income tax returns for multiple business entities operating across multiple states and local jurisdictions where specific construction projects/manufacturing operations are located.
• Researching, identifying, and pursuing tax incentives and exemptions, including:
  • Sales tax exemptions for construction materials and manufacturing equipment.
  • Investment Tax Credits (ITC)
  • Production Tax Credits (PTC)
  • Green energy and infrastructure-related incentives.
• Working closely with project managers and procurement teams to apply for construction-related exemptions and monitoring state/local filing requirements.
• Analyzing capital investments to determine eligibility for bonus depreciation, property tax abatements, and other cost-saving tax strategies.
• Assisting in structuring and documenting intercompany transactions to ensure proper tax treatment.
• Supporting audits by maintaining complete documentation and responding to inquiries from state and local tax authorities.
• Maintaining and monitoring a detailed tax compliance calendar across jurisdictions to ensure timely and accurate filings.
• Developing and documenting internal controls and tax accounting policies, ensuring compliance with GAAP and ASC 740 where applicable.
• Collaborating with legal, finance, engineering, and operations to ensure tax risks and opportunities are proactively managed throughout the project lifecycle

About You - Qualifications & Skills 

Required Qualifications:

• A bachelor’s degree in accounting, finance, or taxation.
• 5 to 8 years of experience managing multi-entity tax reporting and multi-state tax filings, ideally in renewable energy, construction, or manufacturing industries.
• Strong knowledge of:
  • Sales tax exemption processes, nexus determination, and project-based tax filings.
  • State and local tax (SALT) compliance and incentives related to cap