Principal Engineer
NineDot EnergyBrooklyn, New York
Full Time
Posted October 30, 2025
$180k - $200k
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Job Description
The Principal Engineer at NineDot Energy is a senior technical leader responsible for developing and overseeing engineering strategies, ensuring design excellence, and managing multidisciplinary projects related to energy storage and distributed energy resources. The role involves technical oversight, project leadership, mentorship, and stakeholder engagement to support the company's clean energy initiatives.
Key Responsibilities
- Develop and implement engineering strategy for BESS and DER projects, including scope, risk assessment, and technical requirements
- Serve as the senior technical authority throughout design, permitting, construction, and commissioning phases
- Establish and enforce engineering standards to ensure safety, regulatory compliance, and design consistency
- Coordinate multidisciplinary design execution and resolve technical challenges during project delivery
- Review and approve design changes, submittals, and commissioning documentation
- Lead the design and review of electrical systems, SCADA, and control system integration
- Ensure compliance with relevant codes, standards, and regulatory requirements
- Define and validate system testing and commissioning procedures
- Provide final technical approval across disciplines and support construction and commissioning teams
- Evaluate and select external engineers, vendors, and contractors
- Build and maintain relationships with utilities, regulators, and industry partners
- Oversee third-party engineering performance and deliverables
- Mentor and coach engineering staff, fostering professional growth
- Lead resolution of RFIs, change requests, and nonconformances
- Conduct post-project reviews and incorporate lessons learned into future standards
Requirements
- Bachelor's degree in Engineering required, Master's degree preferred.
- Professional Engineer (PE) license required.
- Minimum of 10 years of engineering experience, with at least 5 years in senior or lead roles within renewable energy, energy storage, or related industries.
- Deep technical knowledge of battery storage systems, electrical distribution systems, renewable energy technologies, and SCADA control systems.
- Demonstrated expertise with utility interconnection, permitting, and construction processes in the New York market preferred.
- Proven track record of mentoring engineering teams and managing complex, multi-stakeholder projects.
- Exceptional problem-solving, decision-making, and leadership skills.
- Strong communication skills with the ability to influence at all organizational levels and with external stakeholders.
- Familiarity with relevant codes, standards, and regulatory frameworks governing energy infrastructure projects, including NEC, NFPA, IEEE, UL, ASCE, and NYC Building and Fire Codes.
- Experience leading the development and implementation of engineering strategy for BESS and DER projects, including scope definition, risk assessment, and technical requirements.
- Experience serving as the senior technical authority throughout design, permitting, construction, and commissioning phases, including providing hands-on technical support and serving as Engineer of Record where applicable.
- Ability to promote best practices and establish engineering standards to ensure design consistency, regulatory compliance, and safety.
- Experience reviewing and approving design changes, submittals, and commissioning documentation.
- Experience leading the design and review of electrical systems, including one-line diagrams, grounding, interconnection, and protection coordination.
- Experience overseeing SCADA and control system integration, including communications protocols, network architecture, and control logic.
- Ability to define and validate system testing and commissioning procedures (FAT, SAT) for electrical and control systems.
- Experience providing final technical approval across electrical, civil, structural, mechanical, and fire protection disciplines.
- Ability to lead integrated design reviews to ensure coordination, constructability, and technical integrity.
- Experience supporting construction and commissioning teams to maintain design intent and technical quality.
- Experience evaluating and selecting external engineers, vendors, and contractors in collaboration with senior leadership.
- Ability to build and maintain strategic relationships with utilities, regulators, and industry partners, representing the company in technical forums.
- Experience overseeing third-party engineering performance and deliverables to ensure alignment with quality, schedule, and cost objectives.
- Ability to mentor Project Engineers and junior technical staff, fostering professional and technical growth, including coaching and training on design standards, field engineering, and problem-solving.
- Willingness to lead resolution of RFIs, change requests, and nonconformances through cross-functional coordination.
- Ability to conduct post-project reviews and incorporate lessons learned into future design standards and processes.
Benefits & Perks
Salary range of $180,000 - $200,000 plus bonus and incentive stock options
Hybrid work schedule
Medical, dental, and vision coverage
5% employer match on 401k retirement account
20 paid vacation days
7 sick days
9 federal holidays
3 personal floating holidays
12 weeks of 100% paid parental leave for both primary and secondary caregivers
Wellness stipend of $1,000
16 volunteer hours annually
Two company-wide volunteer outings per year
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