Strategy Finance Associate

XL Batteries; Marlborough (MA); Hybrid; USD 80,000 - 100,000; Full time

Benefits offered by this job

Competitive salary

Equity

Job summary

An innovative energy technology firm based in Boston is seeking a Strategy & Finance Associate to support commercial and financial efforts. The ideal candidate should have 2-5 years of experience in finance or consulting, strong skills in financial modeling, and a passion for energy and climate tech. Responsibilities include building financial models, developing pricing strategies, and preparing investor materials. This hybrid role offers competitive salary plus equity.

Qualifications

• 2-5 years of experience in investment banking, management consulting, energy or infrastructure investing.
• Understanding of U.S. power market fundamentals.
• Comfortable building financial models from scratch.

Responsibilities

• Build and maintain 3-statement financial models.
• Develop project-level economics for customer proposals.
• Partner with engineering to refine system-level cost models.
• Create customer-facing materials including ROI analyses.
• Support RFP / RFI responses.

Skills

Financial modeling

Analytical skills

Understanding of U.S. power market

Communication skills

Problem-solving

Tools

Excel

PowerPoint

Job description

Do you want to help build the world's energy future?

XL Batteries is an American energy technology company commercializing a next-generation, non-lithium / non-critical minerals energy storage system designed for data centers, utilities, and industrial customers. Our technology enables safe, low-cost, flexible duration energy storage that supports grid resilience and the rapidly growing power demands of AI, data centers, and electrification.

XL is at an exciting inflection point – transitioning from pilots to first commercial deployments – and we are growing our high impact commercial team in our newly opened Boston office. Our work has been featured in publications including Bloomberg, the Financial Times, Utility Dive, Energy Storage News, Latitude, and others.

The Role

The Business Development and Strategy team at XL Batteries is seeking a Strategy & Finance Associate to support XL's commercial, financial, and go-to-market efforts. You will work directly with the VP of Strategy & Business Development and act as the analytical backbone supporting:

• Customer proposals and pricing
• Capital raising and investor communications
• Financial and cost modeling
• Commercial analytics, CRM, and market intelligence

This role is ideal for someone with strong financial training who enjoys operating at the intersection of finance, strategy, technology, and commercial execution in a fast-moving startup environment.

Responsibilities

• Build, maintain, and iterate on 3-statement financial models and scenario analyses for current and future investors
• Develop project-level economics (pricing, margins, IRR, levelized costs, tolling structures) to support customer proposals for commercial deployments
• Partner with engineering and operations to build and refine system-level cost models
• Create customer-facing materials including ROI analyses and economic comparisons
• Support RFP / RFI responses and customer diligence requests
• Prepare investor decks and maintain diligence and data room materials
• Manage CRM, pipeline analytics, and target account lists
• Track competitors, markets, and comparable projects
• Help standardize commercial tools, templates, and reporting

Qualifications

• 2-5 years of experience in investment banking, management consulting, energy or infrastructure investing, energy / power markets, or related roles
• Understanding of U.S. power market fundamentals and dynamics
• Advanced Excel and PowerPoint skills; comfortable building financial models from scratch
• Passionate about energy, infrastructure, climate tech, or complex technical products
• Analytical, detail oriented, and intellectually curious
• Comfortable operating in an entrepreneurial, fast-paced environment; bias toward action and problem-solving

Compensation

Competitive salary + equity

Location

Boston (Hybrid)