Full-Time

Linux Developer

Eos Energy Storage

Eos Energy Storage

201-500 employees

Manufactures aqueous zinc battery energy storage

No salary listed

Company Does Not Provide H1B Sponsorship

Pittsburgh, PA, USA

In Person

Requires occasional local and North America travel, each less than 10%.

Bachelor's

Category
DevOps & Infrastructure (1)
Required Skills
Bash
Python
High Performance Computing (HPC)
Computer Networking
Cybersecurity
Linux/Unix

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Requirements
  • Strong proficiency with Linux server environments, including Ubuntu and Debian.
  • Experience configuring systems for high-performance workloads.
  • Proficiency in scripting with Bash and Python and in automation.
  • Hands-on experience with configuration management.
  • Solid understanding of networking fundamentals and secure system design.
  • Strong analytical and troubleshooting skills in complex, experimental environments.
  • A bachelor's degree in computer science or a related field is required.
  • A minimum of 5 years of experience is required.
Responsibilities
  • Architect, configure, and maintain Linux servers supporting experimental workloads and simulations for various battery storage applications.
  • Implement secure, isolated environments for prototype applications and test logging.
  • Develop automation scripts and tooling using Bash and Python to streamline application testing workflows.
  • Diagnose and resolve issues related to compute performance, networking, or experimental workloads.
  • Ensure server security complies with current cybersecurity standards and requirements.
  • Document system architectures, development environments, and operational procedures.

Eos Energy Storage develops and manufactures aqueous zinc battery energy storage systems for commercial, industrial, utility, and renewable energy customers. The systems store electrical energy in an aqueous zinc chemistry and are designed for 3 to 12 hours of use to support grid resiliency, peak shaving, demand management, and intermittent renewable generation. The products are modular battery packs with simplified components aimed at reducing production costs and risks while delivering reliable storage for microgrids and large-scale projects. Compared with typical lithium-ion approaches, Eos focuses on a different chemistry and a streamlined design to provide cost-effective, safe energy storage for grid applications. The company’s goal is to accelerate the transition to clean energy by enabling reliable, affordable storage that boosts grid reliability and supports renewable integration.

Company Size

201-500

Company Stage

IPO

Headquarters

Edison, New Jersey

Founded

2008

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Simplify Jobs

Simplify's Take

What believers are saying

  • DOE advanced $87 million on September 14, 2026, lifting total draws to $178 million.
  • Eos booked Google, MN8, and Golden Dome wins in September and July 2026.
  • Q2 2026 revenue hit $68.8 million, and backlog reached $807 million, showing demand acceleration.

What critics are saying

  • Eos faces a New Jersey securities class action over failed 2025 production guidance.
  • July 2026 rights offering and warrant overhang dilute holders and pressure EOSE below financing prices.
  • Thorn Hill consolidation pauses Line 1 into early 2027; another ramp miss kills DOE funding confidence.

What makes Eos Energy Storage unique

  • Eos sells U.S.-made aqueous zinc LDES, avoiding lithium-ion supply-chain constraints.
  • Thorn Hill reached Line 2 commercial production in June 2026, targeting 4 GWh capacity.
  • Google and MN8 chose Eos for West Virginia's first Z3 deployment on September 2, 2026.

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Benefits

Health Insurance

Paid Vacation

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

-2%

1 year growth

-3%

2 year growth

-3%
Benzinga
Sep 14th, 2026
Eos Energy secures $87M DOE advance to fund second production line at Pennsylvania facility

Eos Energy Enterprises has received an $87 million advance under its loan agreement with the US Department of Energy's Office of Energy Dominance Financing. The advance reimburses 80% of eligible costs for the company's Thorn Hill manufacturing facility in Warrendale, Pennsylvania. Eos has now drawn approximately $178 million from its DOE facility since 2024. The company's second production line entered commercial production in June 2026 and is ramping toward its designed annual manufacturing capacity of approximately 2 GWh. Upon completion of the planned relocation of line 1 to Thorn Hill, the facility is expected to support approximately 4 GWh of annual manufacturing capacity across two lines. Eos designs and manufactures zinc-based long-duration energy storage systems in the United States.

Yahoo Finance
Sep 10th, 2026
Google to build $350M solar farm on abandoned coal mine with penny stock Eos Energy

Google is partnering with Eos Energy and MN8 Energy to build the Mammoth Solar project in West Virginia, representing a capital investment of up to $350 million. The facility will power Google's regional data centres, including an upcoming West Virginia facility. The project combines 86 MW of solar power with hybrid battery storage: 70 MW/280 MWh lithium-ion and 10 MW/100 MWh of Eos's Z3 zinc-based long-duration storage system. This marks Google's first deployment of Eos's Z3 technology. Eos Energy, trading at approximately $4 per share with a $1.5 billion market cap, could benefit significantly from the partnership. The project represents the first deployment under a 750 MWh master supply agreement between MN8 and Eos signed in October 2025. However, Eos's financials show substantial losses. Whilst revenue grew from $5 million in 2021 to $114 million in 2025, net losses expanded from $124 million to $970 million over the same period.

Yahoo Finance
Aug 28th, 2026
Bloom Energy beats Eos Energy as better buy despite $1.75B loss and legal risks

Bloom Energy and Eos Energy Enterprises both serve the growing energy infrastructure sector, but target different markets. Bloom provides onsite power through solid oxide fuel cell technology for data centres and utilities, whilst Eos offers zinc-based long-duration energy storage for renewable energy grids. Bloom reported revenue exceeding $2 billion in fiscal 2025, representing approximately 37% growth, though it posted a net loss of roughly $88.4 million. The company maintains partnerships including a $5 billion financing framework with Brookfield. Eos achieved revenue of approximately $114.2 million in 2025, a 630% increase year-over-year, but reported a significantly wider net loss of nearly $1.75 billion as it ramped up commercial manufacturing. Both companies face distinct risks. Bloom contends with pending securities litigation and supply chain dependencies linked to China. Eos confronts ongoing losses, reliance on external capital, and competition from larger battery manufacturers. For 2026, Bloom expects revenue to leap 85% to $3.75 billion, driven by AI data centre demand. Eos projects revenue to more than double, with management citing a $25 billion business pipeline.

Yahoo Finance
Aug 5th, 2026
Eos Energy tightens revenue guidance to $300M-$350M as manufacturing consolidation begins

Eos Energy Enterprises reported a Q2 2026 net loss of $276 million, primarily from non-cash fair value adjustments of warrants and derivatives. The company tightened its 2026 revenue guidance to $300 million to $350 million due to manufacturing downtime during facility consolidation. Management is accelerating the consolidation of production into its Thorn Hill facility, which is expected to reduce conversion costs by 10% to 15% with a nine-month payback period. The company achieved record cube shipments and a 20% sequential output increase at its Turtle Creek facility whilst maintaining flat labour costs. Eos expects a 72-point improvement in adjusted gross margin over the next 12 months through material cost reductions and manufacturing efficiencies. The company anticipates closing the second year tranche of its advanced request loan by the end of Q3.

Yahoo Finance
Aug 5th, 2026
Eos Energy achieves record $68.8M Q2 revenue, up 351% YoY, secures $100M order and strategic DOD partnership

Eos Energy Enterprises reported record revenue of $68.8 million in Q2 2026, up 351% year-over-year and 21% sequentially. Cube deliveries increased 207% year-over-year. The company achieved its seventh consecutive quarter of gross margin improvement, with adjusted gross margin improving 132 points year-over-year. It ended the quarter with $364 million in total cash and nearly 100% free cash flow conversion from operations. The company's fleet has cumulatively discharged 6.5 gigawatt hours of energy. Its pipeline grew to $24.6 billion (nearly 112 GWh), up 31% year-over-year, with 51% being eight hours or longer and 32% data centre related. Eos narrowed its 2026 revenue guidance to $300 million to $350 million as it consolidates manufacturing operations. Despite revenue growth, the company reported a gross loss of $48.8 million and adjusted EBITDA loss of $71.4 million.