Solar System Design Engineering | Engineer Of Record
Pure Power offers comprehensive system design services for solar and storage projects, covering everything from detailed site surveys and studies to precise calculations and drawings. We excel in accurately determining the optimal sizing and placement for PV modules, inverters, and batteries. Our services produce code-compliant, value-engineered, and risk-reduced drawing sets, empowering our clients to implement high-performance systems cost-effectively. With our decades of industry expertise, you can ensure your project meets industry standards and surpasses performance expectations at a reduced cost.
System Design Services
Site Surveys
Accurate field data collection to support design decisions, identify constraints early, and reduce risk during permitting and construction.
Glint & Glare Studies
FAA and stakeholder ready glare analyses to evaluate visual impacts, support permitting, and address aviation and community concerns.
Drawing Sets
Code-compliant, constructible drawing sets developed for permitting, utility review, and construction, with clear coordination across electrical, structural, and civil scopes.
Power System Studies
Utility-grade power system studies, including load flow, short circuit, protection, and dynamic analysis to support interconnection and grid compliance.
Featured Articles
Simplify the Complex - Rethinking Standardization for Modern Solar Projects
Owners & developers want long-term performance. EPCs want to get steel in the ground and pass inspections. Between ...
Read MoreNEC 2026 - The Code Changes That Matter Most for Solar Developers and EPCs
The 2026 edition of the National Electrical Code (NEC) introduces a wide range of updates that affect how solar PV ...
Read More6 Practical Insights for Standalone Battery Energy Storage System (BESS) Design
Driven by grid stability & reliability needs and by the integration of renewables, Standalone BESS (battery energy ...
Read MoreAreas of Expertise
Distributed Generation - C&I
Engineering for commercial and industrial solar and BESS projects, supporting permitting, utility coordination, and design from development through construction.
Transmission - Utility-Scale
Engineering for utility-scale solar + BESS projects, supporting interconnection, system studies, utility coordination, and design through development and execution.
Ground Mounts
Engineering services for utility-scale and commercial ground-mounted solar systems, addressing grading, foundations, interconnection, and constructability.
Rooftops
Engineering solutions for rooftop solar projects, including structural evaluation, electrical design, code compliance, and constructible permit sets.
Carports
Integrated engineering for solar carports, combining structural, civil, and electrical design to deliver durable, code-compliant parking solutions.
Battery Energy Storage Systems
Engineering services for standalone and solar-paired battery energy storage systems, including system sizing, electrical design, interconnection, and code compliance.
Microgrids & Repowering
Engineering support for microgrids and repowering projects, optimizing system upgrades, integrations, performance, and long-term asset value.
Videos
Bridging the Information Gap in Commercial PV Projects | Solar + Storage
Engineering Insights For the Solar + Storage Transition | Value Engineering & Working with AHJs
Unrivaled Experience & Knowledge
- Over 3,400 full designs (100kW & larger) completed & submitted for permits, plus other involvement in over 17,000 DG and Utility-Scale Project touchpoints.
- Essentially all this experience is still with the company, thanks to high retention rates for engineers & project managers.
- We only design solar + storage systems and understand it at a deep level that a jack-of-all-trades firm can't match.
- This experience allows us to solve complex engineering challenges and identify unforeseen risks in design & construction so clients can maximize the performance and profits of their solar + storage system.

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Large In-House Team for Fast Turnaround
- 130+ in house engineers, including 58+ highly experienced project managers and professional engineers.
- Fast response time to questions from skilled project managers that understand time is money.
This brings the following benefits:
- High bandwidth enables fast turnaround time on the most challenging projects and largest portfolios.
- We can accommodate our clients' aggressive schedules.
- Minimal use of subs, so we can expedite the work as needed.
- In-house cross functional engineering teams allow us to provide clients with a broader suite of services.
Trusted by Leading Developers & EPCs
Eric Sieckmann
Hartman Hoel
Peter Misthos
High-Quality Drawings & Reports
We are known throughout the industry for our detailed, easy to understand construction drawings for our non-engineer clients and installers.
This brings the following benefits for clients:
- ProcurementAvoids mistakes when ordering materials.
- PermitsFaster approval by the AHJ
- InstallersAvoid Errors or bad practices during installation

Value Engineering Tips See More
Simplify the Complex - Rethinking Standardization for Modern Solar Projects
Owners & developers want long-term performance. EPCs want to get steel in the ground and pass inspections.Between those two priorities lies the real challenge: how much of your project should be standardized, and when does customization pay off?
..
NEC 2026 - The Code Changes That Matter Most for Solar Developers and EPCs
The 2026 edition of the National Electrical Code (NEC) introduces a wide range of updates that affect how solar PV systems are designed, installed, and inspected. While many revisions are editorial or structural, several changes have real..
6 Practical Insights for Standalone Battery Energy Storage System (BESS) Design
Driven by grid stability & reliability needs and by the integration of renewables, Standalone BESS (battery energy storage systems) are moving from pilot to mainstream. But anyone who has tried to develop or engineer one, especially in dense, highly..
Interconnection queues are more congested than ever, and the path to approval is increasingly opaque. Developers are spending serious money on land control, studies, and legal work, only to hit delays when grid studies surface surprises late in the..