Consulting for mission‑critical power programs
Engagements via PV&E Contracting, LLC. From concept to commissioning — focused on clarity, standards, and results.
Owner’s Representative
- Translate executive intent into risk‑aware scopes of work.
- Lead RFPs, vendor selection, and contract technicals.
- Stage‑gate reviews, decision memos, acceptance criteria.
Design & Engineering
- Mission‑critical electrical: MV/LV, UPS/ATS/PDU, grounding & lighting.
- BESS & microgrids (grid‑interactive and double‑conversion modes).
- One‑lines, load studies, protection, and equipment specifications.
Standards Development
- Generator sequencing and transfer logic.
- BESS safety/controls, telemetry & alarms, O&M playbooks.
- Commissioning protocols and templates.
Utility Coordination
- Dual‑feed strategies, interconnection, tariffs, and metering.
- Substation interface and capacity planning.
- Reliability and resilience risk assessments.
Critical Power Commissioning
- UPS/ATS/PDU, gensets, and BESS validation and testing.
- Factory/site test plans, witness testing, issues & resolutions.
- Turnover documentation and training.
Reporting & Calculations
- M&V, root‑cause analysis, performance reports.
- Short‑circuit, coordination, arc‑flash, load flow.
- BESS sizing and cycling analysis.
Renewable Integration
- PV, carports, hybrid systems and microgrids.
- Protection/controls integration and SCADA/telemetry.
- Operational strategies for resilience.
Start a conversation
Email: Shafferdr@pvesolar.com
LinkedIn: linkedin.com/in/david-r-shaffer-pe-63161386
Consulting via PV&E Contracting, LLC. Government affiliation not implied.