Certification, Low Carbon Fuels

We are on a mission to accelerate the deployment of climate solutions by precisely quantifying decarbonization. We do this by developing the fabric that connects technology, policy and markets to every project developer.

We are relentlessly focused on solving important problems for our customers that will help their carbon projects be more successful in improving the health of our climate.

Trust is paramount. At Mangrove we operate with surgical precision because we know that the success of our customers' carbon projects relies on their unwavering trust in our data and our platform’s meticulous ability to track CO2 and its respective emissions.

We believe that the right solution requires a deep understanding of our customers’ needs and challenges. This understanding is manifested in every design and every solution that we build.

As a team member in Certification (Low Carbon Fuels), you will own end-to-end delivery of fuel certification engagements across major North American and international programs.

You will work directly with fuel producers, auditors, regulators, and program administrators to ensure projects achieve on-time, audit-ready certification under complex regulatory regimes. This role blends technical depth (LCA, CI modeling), program management, and external stakeholder management.

• Lead certification engagements for renewable and low-carbon fuel programs, including: CA-LCFS, CFR, RFS, ISCC, EU RED, RSB, Clean Counts and similar programs
• Own preparation and review of all certification deliverables, including: CI models, LCAs, fuel pathway documentation, verification packages
• Perform and QA life cycle assessment (LCA) and carbon intensity (CI) calculations across fuel pathways such as:
  Renewable natural gas (RNG) Biofuels (ethanol, biodiesel, SAF)
• Drive project plans, timelines, and internal checklists to ensure audit-defensible, on-time delivery
• Advise customers on best practices related to data collection and traceability, lab testing and sampling, ongoing compliance and recertification
• Maintain deep, current knowledge of fuel program rules and methodology updates and translate them into clear, actionable guidance
• Partner with Product to automate and systematize certification workflows, improving throughput, quality, and margins in the fuels certification line

Successful candidates are likely to have the following qualifications and experiences; we strongly encourage you to apply even if you don’t meet all of the items below.

• 3–5 years of client-facing experience in top-tier consulting, or other professional services, with demonstrated excellence in delivery and stakeholder management
• Bachelor’s degree in engineering, environmental science, or a related technical field (or equivalent experience
• Experience in carbon removal or low carbon fuels, with hands‑on exposure to renewable fuel programs (or the ability to develop deep understanding quickly)
• Practical experience conducting or reviewing LCAs and CI calculations for fuel pathways
• Demonstrated ability to manage complex, multi‑stakeholder certification processes

• Direct experience with certification bodies or regulators (e.g., CARB, EPA, ISCC auditors)
• Formal LCA training or certification
• Prior experience assembling or reviewing verification packages

• Customer obsessed: passionately committed to understanding and fulfilling customer needs, you prioritize customer satisfaction in every aspect of the certification process
• Highly detail-oriented: you sweat the small stuff, you’ve managed complex programs before, and you know the hurdles to jump through for a successful delivery
• Insatiably…