Engineer, Quality
Eos Energy Enterprises
Company Overview
Eos Energy Enterprises, Inc.
Edison, NJ, United States
2008
Approximately 430 employees (source: stockanalysis.com).
What They Do
Eos Energy Enterprises specializes in developing innovative zinc-powered battery energy storage systems (BESS), particularly their proprietary Znyth® aqueous zinc battery technology. This technology is designed for long-duration energy storage, offering discharge durations ranging from 3 to 12 hours, which provides a viable alternative to traditional lithium-ion and lead-acid batteries. The company emphasizes safety, scalability, and efficiency, with a 20-year useful life for its products, all manufactured in the U.S. (source: stockanalysis.com). Their product lineup includes the Z3 battery module, battery management systems for remote monitoring, and comprehensive project management services, catering to utility-scale, microgrid, and commercial applications to address grid complexity and renewable energy intermittency (source: eose.com). Target markets include utilities, independent power producers, and commercial customers, with a focus on integrating renewable energy sources like solar and wind into their systems (source: mapquest.com). Eos differentiates itself through its non-flammable zinc chemistry, positioning against competitors such as ESS Inc. and Form Energy, and aims to enhance grid stability through long-duration storage solutions (source: dcfmodeling.com).
Projects & Track Record
Eos Energy Enterprises has made significant strides in the energy storage sector, with notable projects including the first commercial shipments of its Znyth® technology in 2017, marking a successful transition from research and development to market entry (source: dcfmodeling.com). A key project involved a $20 million order from EnerSmart for a 9MWh installation in El Cajon, California, aimed at enhancing grid stability and scheduled for deployment in Q4 2021 (source: eose.com). Ongoing projects include a commitment to deliver between 90MWh and 180MWh of Znyth®-powered storage across multiple locations in California, reflecting the growing demand for long-duration energy solutions (source: eose.com). The expansion of their Turtle Creek manufacturing facility is crucial for scaling production to meet these demands and support future growth (source: dcfmodeling.com). Key clients include EnerSmart, which focuses on utility-scale projects, and partnerships are being developed to enhance supply chain efficiency and installation speed (source: eose.com).
Recent Developments
In recent years, Eos Energy Enterprises secured its largest order to date, a $20 million contract from EnerSmart for energy storage solutions, underscoring the increasing demand for their technology in California (source: eose.com). The company has also aggressively expanded its manufacturing capabilities at the Turtle Creek facility, transitioning to high-volume production following its public listing in 2020 (source: dcfmodeling.com). While no specific acquisitions or mergers have been reported since the SPAC merger, the EnerSmart deal represents a significant commercial milestone for Eos, highlighting its growth trajectory in the energy storage market (source: eose.com).
Working There
Eos Energy Enterprises offers a diverse range of roles across various departments, including engineering, product management, sales, marketing, operations, finance, and HR. The company actively recruits talent for positions in software development, infrastructure, and storage systems, with a focus on fostering innovation and collaboration within its teams (source: salestools.io). Most hiring occurs at the Edison headquarters, which is designed to support growth and innovation, as well as at the Turtle Creek manufacturing sites (source: eose.com). Eos promotes a company culture centered on continuous learning, employee well-being, and teamwork, with amenities that include open-plan offices, collaboration spaces, and fitness centers to enhance the work environment (source: salestools.io). While specific benefits such as health plans or PTO are not detailed, the company positions itself as a place where employees can make a positive impact through their work in clean energy (source: salestools.io).
Last updated on Feb 23, 2026 | Report an issue
Job Description
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 Quality Engineer is accountable for ensuring that Eos development products meet specified requirements and are tested to ensure compliance with internal and external standards.
Responsibilities
- Leading root cause investigation, failure mode effects analysis, design verification/validation testing, inspection method development, acceptance criteria creation and process validation/verification.
- Develop protocols and reports to clearly document the previous design control activities.
- Participate in the qualification and design transfer activities with external manufacturers.
- Conduct external audits of new suppliers as part of the new product development and internal audits of the quality system to assure alignment to corporate policies, internal standards/requirements, and compliance with regulatory requirements.
- Support the maintenance of existing products including but not limited to design changes, process changes, supplier changes, remediation, recertification, and brand extensions.
- Other duties, responsibilities and activities may change or be assigned at any time with or without notice.
Knowledge, Skills., and Abilities
- Strong interpersonal skills, written, oral communication and negotiations skills.
- Strong critical and creative thinking skills.
- Highly developed problem-solving skills.
- Strong analytical skills.
- Demonstrated ability to successfully manage and complete projects in a matrix organization.
- Demonstrated ability to work independently.
- Strong knowledge of Quality Concepts.
- Must possess strong project management skills as well as having the ability to manage multiple tasks simultaneously.
Education and Experience
- Bachelors' degree in Engineering
- Demonstrated ability to advocate for product excellence and quality.
- Demonstrated ability to effectively work cross-functionally.
- Electrical and/or mechanical product knowledge is preferred.
- Design control or new product development is preferred.
- Quality engineering experience is highly preferred.
Apply now
Job expired?Please let Eos Energy Enterprises know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
Apply now
Job expired?Please let Eos Energy Enterprises know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
See how you’re connected
View connectionsSee your contacts at Eos Energy Enterprises on LinkedIn and tap your network when applying for this position.
Get job alerts
Get alerts for Battery Technology jobs in East Pittsburgh, Pennsylvania, United States
Join Talent Pool
Let clean energy employers find you
About the role
July 7, 2026
July 7, 2026
Full time
On-site
Company
- East Pittsburgh, Pennsylvania, United States
Quality engineering experience is highly preferred.
UTC-05:00
