Posh logo
Posh Verified
Artificial Intelligence, Financial Technology (FinTech), Software

Energy Analysis & Modeling Engineer

Hayward, California, United StatesOnsiteFull Time$70,000–$120,000 /yrPosted 2 months agoHidden Gem · YC Startup

Is this role right for you?

Upload your resume and get a skill-by-skill breakdown — see exactly where you match, where you're close, and what to highlight. Not a mystery percentage.

Get a tailored resume highlighting what this role needs.

Role summary

POSH is seeking an Energy Analysis & Modeling Engineer to develop, analyze, and optimize energy storage models for battery storage and hybrid energy systems. The role involves technical and economic analysis, modeling of various energy storage applications using Python and other software, and collaborating with cross-functional teams. Qualifications include a degree in a relevant engineering field, 2+ years of experience in energy modeling or analytics, proficiency in Python, and knowledge of battery storage technologies, power markets, and utility rate structures. This role offers the opportunity to work on cutting-edge sustainability solutions in a fast-scaling startup.

#### **About POSH**

POSH is revolutionizing the battery energy storage industry by providing innovative, intelligent, and sustainable solutions for commercial and industrial (C&I) applications. We help businesses optimize power management and reduce carbon footprints.

We are seeking an **Energy Analysis & Modeling Engineer** to support our mission by developing, analyzing, and optimizing energy storage models that improve system performance, efficiency, and cost-effectiveness.

#### **Responsibilities**

* Develop, validate, and maintain **energy models** for battery storage and hybrid energy systems.
* Perform **technical and economic analysis** of energy storage systems, including savings potential, payback period, and return on investment (ROI).
* Analyze **load profiles, utility tariffs, and market energy pricing** to determine optimal system sizing and configuration.
* Utilize tools like **Python and other simulation softwares** to model microgrids, solar + storage, and grid-tied storage applications.
* Support **battery degradation modeling** to optimize system lifetime and financial returns.
* Collaborate with hardware and software teams to **integrate real-world performance data** into modeling frameworks.
* Work with business development and sales teams to generate **customer proposals and feasibility studies** for energy storage deployments.
* Conduct **sensitivity analyses** to evaluate different economic scenarios, including incentives, demand charges, and market fluctuations.
* Stay up to date with **policy changes, energy storage incentives, and market trends** to enhance project feasibility assessments.

#### **Qualifications**

* Bachelor's or Master’s degree in **Electrical Engineering, Mechanical Engineering, Energy Systems, or a related field**.
* **2+ years** of experience in energy modeling, energy analytics, or battery storage system analysis.
* Strong proficiency in **Python, or similar tools** for energy system simulation and data analysis.
* Knowledge of **battery energy storage technologies**, power markets, demand response, and grid integration.
* Familiarity with **utility rate structures, demand charges, and incentive programs (e.g., SGIP, ITC, IRA incentives)**.
* Strong analytical and problem-solving skills, with the ability to **translate technical findings into actionable business insights**.
* Excellent communication skills, with experience in preparing **technical reports and customer-facing presentations**.

#### **Why Join POSH?**

* Work at the **forefront of battery energy storage and sustainability**.
* Be part of an **innovative team shaping the future of energy storage financing and deployment**.
* **Career growth opportunities** in a fast-scaling clean energy startup.
* Competitive salary, benefits, and potential for **equity participation**.

If you are passionate about **energy modeling, analytics, and storage optimization**, we want to hear from you! Apply today and help us power a more sustainable future.
Ready to apply?
You'll be redirected to Posh's application page.