Interconnection Engineer Jobs in Colorado (NOW HIRING)

Peak Energy

Job Title: Project Engineer

Location: Burlingame, CA or Broomfield, CO

Department: Commercial (Projects Team)

Reports to: Chief Strategy Officer

Position Type: Full-time

About the Company

Peak Energy is the first American venture to advance globally proven Sodium-Ion battery systems as the storage standard for the new era of renewable energy on a resilient grid.

Sodium-Ion is cheap, readily available and safe, making it the leading contender in a rapidly evolving market.

Our leadership team is powered by decades of expertise in scaling gigawatt-level innovation at world-class companies such as Tesla, Northvolt, Apple, Powin, Enovix, Zipline, Solid Power, and Fluence. We are backed by strategic investment and product partners such as TDK Ventures and Eclipse Ventures. 

We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience.

About the Role - Project Engineer

As a Project Engineer, you'll be responsible for the technical and engineering aspects of Peak's projects. You'll design site layouts, engage with EPCs, and ensure projects are technically sound, cost-effective, and optimized for execution. This is a highly cross-functional role — you'll work side by side with Project Managers, Finance, and our internal cell and ESS engineering teams to drive projects from concept to commissioning

What You'll Do (Responsibilities)

• Serve as the customer-facing, technical arm of sales and execution, acting as the bridge between Peak's engineering teams and external stakeholders translating complex technical concepts into clear, actionable insights for customers.

• Create and optimize site layouts, electrical designs, and conceptual engineering packages for utility-scale storage projects.

• Manage technical due diligence, including geotechnical, environmental, and interconnection studies.

• Partner with EPC contractors to evaluate construction methods, cost estimates, and schedules.

• Support Project Managers in technical aspects of permitting and community engagement.

• Review and incorporate interconnection requirements, codes, and standards into design.

• Provide input into project financial models by translating technical assumptions into cost/performance outcomes.

• Contribute to RFP responses and bid packages with accurate technical content.

What You'll Bring (Qualifications)

• Bachelor's degree in Electrical, Mechanical, Civil Engineering, or a related field.

• 3–7 years of experience in engineering for renewable energy or power projects.

• Experience designing or supporting utility scale power projects
• Proficiency in site design, layout, and electrical system modeling tools including AutoCAD and Excel

• Understanding of Interconnection, codes/standards, and EPC contracting process.

• Ability to collaborate across teams and translate technical details into project decisions.

• Strong problem-solving skills with attention to constructability and cost-effectiveness.

• Passion for renewable energy, sustainability, and driving positive environmental impact through technology innovation.

• Eligible to work in the U.S.

Preferred Qualifications:

• Experience designing or supporting utility-scale battery storage projects.
• Experience designing, sizing and configuring utility scale BESS plants

• Knowledge of NFPA 855, UL 9540, and other relevant codes/standards.

• Experience working directly with EPCs on constructability reviews and cost estimates.

• Background in commissioning support, QA/QC processes, or system validation for BESS Projects.

• Advanced degree in engineering or energy systems.

Peak Energy is committed to building a diverse and inclusive workforce. We strongly encourage women, people of color, and individuals from underrepresented groups to apply. We value skills, potential, and perspective over specific credentials. If you're excited about this role but your experience doesn't look perfect on paper, we still want to hear from you.

Our Core Values

• Speed Through Focus - Move fast but understand why. Focus on the goal, don't sacrifice quality.

• Mission Over Self - It's about the greater good; confident humility. Take ownership and accountability.

• Face the Brutal Truth - Transparency, honesty, big picture curiosity. Fearless decision making.

• Be a Good Person - Kindness, collaboration and teamwork.

Compensation & Benefits

The salary range for this role is $140,000 - $210,000, with actual pay varying based on work location, experience, and skills. Our competitive benefits package includes:

• Flexible time off

• Comprehensive medical, dental, and vision coverage

• Strong 401(k) plan

• Equity opportunities

• Many great work perks

Join us to thrive in a supportive environment while making a meaningful impact in the energy sector!

At Peak Energy Technologies Inc., we believe that a diverse and inclusive workplace makes us a more capable, innovative, and competitive company. We welcome people who represent diversity in their backgrounds, ethnicities, cultures, and experiences. Peak Energy Technologies Inc. is an equal opportunity employer, aiming to reach our company's full potential by cultivating an inclusive workforce. We do not discriminate on the basis of race, color, ancestry, religion, national origin, sexual orientation, citizenship, marital or family status, disability, gender identity or expression, veteran status, or any other legally protected status.