Software Engineer, Tool Development

Eos Energy Storage; Edison (NJ); On-site; USD 90,000 - 130,000; Full time

Job summary

Eos Energy Enterprises is seeking a Software Engineer to develop and maintain software for battery management and testing of energy storage systems. You will collaborate with engineers across hardware, firmware, and systems to deliver robust tooling and dashboards on Linux platforms.

The role emphasizes software for data analysis, testing automation, and integration with existing frameworks, supporting scalable, safe energy storage solutions.

Qualifications

• Bachelor's degree in computer science, software engineering, or related field.
• Master's degree preferred for advanced roles.
• 2+ years of experience in software development for embedded/industrial systems.

Responsibilities

• Collaborate with battery engineers, firmware developers, and system integrators to design BMS tooling.
• Develop and maintain software to automate battery testing, data analysis, and simulations.
• Create interfaces and dashboards to visualize battery management data and configure parameters.
• Integrate tools with existing frameworks, ensuring scalability and reliability.
• Document tool usage and best practices for internal teams.

Skills

C/C++

Rust

JavaScript

Python

Java

Data analysis (Pandas/NumPy)

Git

CI/CD

RTOS

Education

Bachelor's degree in CS/SE

Master's degree in CS/SE

Tools

CMake

JIRA

CAN/Modbus

Job description

About Eos Energy Enterprises

Eos Energy Enterprises, Inc. is accelerating the shift to American energy independence with positively ingenious solutions that transform how the world stores power. Our breakthrough Znyth aqueous zinc battery was designed to overcome the limitations of conventional lithium-ion technology. It is safe, scalable, efficient, sustainable, manufactured in the U.S., and the core of our innovative systems that today provides utility, industrial, and commercial customers with a proven, reliable energy storage alternative for 3 to 12-hour applications. Eos was founded in 2008 and is headquartered in Edison, New Jersey. For more information about Eos (NASDAQ: EOSE), visit eose.com.

The Software Engineer is a position focused on applying software development as well as providing technical guidance to other personnel involved in testing, deployment, and operation of the Eos Battery Energy Storage Systems. The Software Engineer involves collaborating with a team and individual efforts to design and maintain solutions in the effective and efficient operation of energy storage (battery) systems, prototyping and implementing various battery management system (BMS) interfacing solutions, configuring software on Linux-based computers, adhering to safety standards when working with high-voltage systems, and testing software applications in real-world factory settings to ensure they function correctly.

Responsibilities

Collaborate with battery engineers, firmware developers, and system integrators to understand tooling needs and requirements for battery management systems (BMS) and related applications. Design, develop, and maintain solutions and utilities to automate battery testing, data analysis, simulation, and optimization processes. Implement software solutions to monitor battery performance metrics, conduct diagnostics, and facilitate predictive maintenance. Create user-friendly interfaces and dashboards for visualizing data and configuring parameters related to battery management and testing. Integrate tools with existing frameworks and platforms, ensuring compatibility and scalability. Document tool functionality, usage guidelines, and best practices for internal teams.

Knowledge, Skills, and Abilities

Proficiency in multiple programming languages such as C/C++, Rust, Javascript, Python, or Java. Experience with data analysis tools and libraries (e.g., Pandas, NumPy) for processing and interpreting battery performance data. Familiarity with version control systems (e.g., Git), build tools (e.g., CMake), and continuous integration (CI) pipelines. Familiarity with issue/project tracking software (e.g., JIRA). Ability to obtain strong understanding of battery management systems (BMS), battery modeling, and simulation techniques. Knowledge of communication protocols used in battery systems (e.g., CAN, Modbus, HTTP) and familiarity with hardware-in-the-loop (HIL) testing. Excellent problem-solving skills and attention to detail. Strong communication and collaboration skills, with the ability to work effectively in a cross-functional team environment. Experience with real-time operating systems (RTOS) and embedded software development. Understanding of regulatory standards and safety protocols related to power plant equipment. Familiarity with agile methodologies and DevOps practices.

Education and Experience

Bachelor's degree in computer science, software engineering, or related field required. Master's degree in computer science, software engineering, or related field preferred. Minimum of 2 years' experience.

Travel

Local Travel: 10-25%
Overnight/North America: 10-25%

Working Conditions

Office Environment - Must be able to remain in a stationary position 50% of the time and occasionally move about inside the office to access file cabinets, office machinery, etc. Required to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; transcribing; viewing a computer terminal; extensive reading. May be required to exert up to 25 pounds of force occasionally to lift, carry, push, pull or otherwise move objects, including the human body.

Factory - The worker may be subject to hazards. Includes a variety of physical conditions, such as proximity to moving mechanical parts, vibration, moving vehicles, electrical current, exposure to temperature changes or exposure to chemicals. While performing the duties of this job, the employee may be exposed to fumes, airborne particles, odors, dust, mists, and gases. The noise level in the work environment can be loud. Required to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; transcribing; viewing a computer terminal; extensive reading; visual inspection involving small defects, small parts, and/or operation of machines (including inspection); using measurement devices; and/or assembly or fabrication parts at distances close to the eyes. Machinery operation requires the use of safety equipment to include but not limited to eye safety glasses, hearing protectors, work boots, and lab coats. May be required to exert up to 50 pounds of force occasionally to lift, carry, push, pull or otherwise move objects, including the human body.

Customer/Partner Locations – Employee may visit customer or partner locations that may be comprised of office, manufacturing floor, laboratory environments and construction sites depending on the location and reason for visit.

Company Overview

Since its inception in 2008, Eos has been on a mission to accelerate the shift to clean energy by using positively ingenious solutions that transform how the world stores power. Eos’ breakthrough Znyth aqueous zinc battery is designed to overcome the limitations of conventional lithium-ion technology. Today, Eos provides utility, renewable, commercial, and industrial customers with the market’s only performance and price-competitive energy storage alternative. Eos energy storage systems use proven chemistry with accessible, non-precious earth components in a durable design that has been tested in real-world deployments. Eos’ systems deliver results in even the most extreme temperatures and conditions and are safe, long lasting, and 100% recyclable. Eos went public in November 2020 and trades on Nasdaq: (NASDAQ: EOSE).