Senior Process Engineer

Vanguard Renewables, based in Weston, Massachusetts, is a national leader in environmental services and the development of food and dairy waste-to-renewable energy projects. The Company builds, owns, and operates on-farm anaerobic digestion facilities and is continuing to scale through an extensive national expansion of its Farm Powered® platform. It is committed to advancing decarbonization by reducing greenhouse gas emissions from farms and food waste, generating renewable energy, and supporting regenerative agriculture on partner farms. Vanguard Renewables is a portfolio company of Global Infrastructure Partners (GIP), a part of BlackRock.

The Senior Process Engineer works cross-functionally with Development, Construction, and Procurement during early-stage and pre-FID project development to evaluate technologies, establish process and equipment performance expectations, and support the project’s progression through design, construction, and commissioning. This role is open to applicants in a remote capacity or based out of our home office in Weston, MA.

RESPONSIBILITIES:

• Provide regulatory permitting support for early-stage project development, including identifying applicable federal, state, and local requirements.
• Conduct technical due diligence on technology and equipment providers, evaluating lifecycle performance, reliability, and integration with project objectives.
• Define system and equipment performance expectations; collaborate with Procurement to ensure purchase orders accurately reflect design and performance requirements.
• Maintain and update the mass & energy (M&E) balance template; perform calculations and scenario evaluations during pre-FID stages and revise based on evolving technology packages. Coordinate with system/technology providers to confirm interfaces and utility loads (electrical, compressed air, controls, internet, discharges, emissions, etc.).
• Maintain CI score inventory sheets and perform carbon intensity (CI) evaluations for prospective projects.
• Develop integrated process block flow diagrams (BFDs) and populate flowrates, sizing, and capacity requirements for key equipment and process elements (mixers, digesters, slump volumes, water consumption, biogas production, waste gas, dewatered solids, thermal energy demand, etc.).
• Support Project and Operations teams during commissioning and site start-up, including troubleshooting and performance validation.
• Collaborate with Project Engineers to recommend procurement preferences based on technical and commercial criteria.
• Capture lessons learned and operational feedback; integrate improvements into standard design documents, specifications, and engineering workflows.
• Perform other duties as assigned.