Staff Software Engineer – Energy Systems Software

Description

POSITION DESCRIPTION:

We are seeking an exceptional Staff Software Engineer to lead the design and development of software products that manage and optimize distributed energy resources (DER), behind‑the‑meter (BTM) assets, commercial & industrial (C&I) fleets, and utility‑scale storage systems. This role focuses on building scalable, production‑grade energy software while working closely with cross‑functional teams across data, hardware, and energy markets.

The ideal candidate has deep experience building large-scale DER & energy management software, understands the operational and market context of BESS, VPPs, and distributed generation, and is comfortable leveraging AI coding tools to accelerate development.

LOCATION & WORK ARRANGEMENT

Open to candidates based in San Francisco Bay Area or Seattle, WA

On site role with presence aligned to local team cadence and needs

RESPONSIBILITIES

- Architect and develop high‑performance, cloud‑native software for managing DER, BTM and C&I assets, and utility‑scale energy systems.

- Build robust microservices, APIs, and distributed systems supporting real-time or near-real-time energy operations.

- Use modern AI‑assisted software development tools to improve velocity, code quality, and reliability.

- Develop modeling and orchestration logic for DER, BESS, PV+BESS hybrid systems, demand flexibility, and VPP aggregation and grid‑service participation.

- Collaborate with hardware teams to integrate software features in Edge Dispatcher with inverters, batteries, EMS/SCADA systems, and edge controllers.

- Work with data/ML teams to incorporate forecasting, predictive maintenance, dispatch logic, and optimization modules.

- Improve reliability, fault tolerance, and scalability of large energy portfolios.

- Mentor engineers and drive architectural decisions.

REQUIRED QUALIFICATIONS

- Bachelor’s, Master’s, or PhD in Computer Science, Electrical Engineering, or related field.

- 8+ years of experience building production-grade software platforms.

- Experience in DER, BTM/C&I asset management, utility‑scale storage systems, or VPPs.

- Strong programming skills in Python, Java, or C++.

- Cloud-native development experience (AWS/GCP/Azure), microservices, distributed systems.

- Hands-on experience with AI-assisted development tools.

- Familiarity with BESS/DER telemetry, distributed energy protocols, and grid integration.

- Travel may be required up to 10%, depending on business needs.

PREFERRED QUALIFICATIONS

- Experience building or operating VPP, DERMS, or EMS platforms.

- Knowledge of energy markets: DR, FR, capacity, arbitrage.

- Experience with CI/CD, IaC, containers, observability tooling.

- Background integrating forecasting, AI, or ML models.

Hanwha Q CELLS Technologies, Inc. a subsidiary of Hanwha Q CELLS, one of the world´s largest and most recognized photovoltaic manufacturers for its high-performance, high-quality solar cells and modules. It is headquartered in Seoul, South Korea (Global Executive HQ) Talheim, Germany (Technology & Innovation HQ) and Santa Clara, CA, USA (HW and SW Product Development HQ). Through its growing global business network spanning Europe, North America, Asia, South America, Africa, and the Middle East, the company provides excellent services and long-term partnerships to its customers in the utility, commercial, government, and residential markets. Hanwha Q CELLS is a flagship company of Hanwha Group, a FORTUNE Global 500 firm and a Top 7 business enterprise in South Korea.

PHYSICAL, MENTAL & ENVIRONMENTAL DEMANDS:

To comply with the Rehabilitation Act of 1973 the essential physical, mental and environmental requirements for this job are listed below. These are requirements normally expected to perform regular job duties. Incumbent must be able to successfully perform all of the functions of the job with or without reasonable accommodation.

Mobility

Standing

20% of time

Sitting

70% of time

Walking

10% of time

Strength

Pulling

up to 10 Pounds

Pushing

up to 10 Pounds

Carrying

up to 10 Pounds

Lifting

up to 10 Pounds

Dexterity (F = Frequently, O = Occasionally, N = Never)

Typing

F

Handling

F

Reaching

F

Agility (F = Frequently, O = Occasionally, N = Never)

Turning

F

Twisting

F

Bending

O

Crouching

O

Balancing

N

Climbing

N

Crawling

N

Kneeling

N

The salary range is required by the California Pay Transparency Act and may differ depending on the location of those candidates hired nationwide. Actual compensation is influenced by a wide array of factors including but not limited to, skill set, education, licenses and certifications, essential job duties and requirements, and the necessary experience relative to the job’s minimum qualifications.

- This target salary range is for CA positions only and should not be interpreted as an offer of compensation.

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