Senior Engineering Manager; Solar, BESS & Grid Integration

Position: Senior Engineering Manager (Solar, BESS & Grid Integration)
Description

Employment Type:

Full-Time FSLA:
Salary/Exempt Division:
Arch Energy Department:
Arch Energy

Reports to:

VP of Power and Energy  Supervisory Duties:
Yes  Salary Range: $150,000 - $170,000

Arch Energy is seeking a hands-on engineering leader to guide utility-scale solar, battery energy storage, substation, and grid interconnection projects from pursuit through commercial operation. This role combines technical depth, practical EPC judgment, field engagement, and strong commercial awareness. The successful candidate will build repeatable engineering practices, lead external Engineers of Record (EORs), and help project teams deliver safe, constructible, reliable, and contract-compliant facilities.

Responsibilities / Essential Functions Direct technical strategy and design delivery from site diligence, basis of design, and bid development through 30/60/90% reviews, Issued for Construction (IFC) design packages, construction support, commissioning, and turnover. Lead integration of Battery Energy Storage Systems (BESS), including battery enclosures, Power Conversion Systems (PCS), medium-voltage (MV) skids, Battery Management Systems (BMS), Energy Management Systems (EMS), Power Plant Controllers (PPC), Supervisory Control and Data Acquisition (SCADA) systems, fire and life safety systems, controls, networking, warranties, and performance guarantees.

Oversee physical and Protection and Control (P&C) scope for collector substations, switching stations, and generation tie lines (gen-ties), including Air-Insulated Switchgear (AIS), Gas-Insulated Switchgear (GIS), transformers, grounding, control buildings, protection schemes, metering, telecommunications, Remote Terminal Units (RTU), SCADA, testing, and energization. Lead multidisciplinary reviews of civil, geotechnical, structural, electrical, controls, communications, fire protection, site logistics, temporary works, quantities, interfaces, and constructability.

Develop scopes, fees, schedules, deliverables, design responsibility matrices, and interface registers for EORs, utilities, owner engineers, original equipment manufacturers (OEMs), and specialty consultants. Partner with estimating, procurement, operations, quality, and commissioning teams to validate design maturity, quantities, assumptions, exclusions, contingencies, long-lead strategies, release priorities, and technical risk. Support business development through site walks, proposals, and client presentations. Translate technical findings into clear recommendations, qualifications, and project development opportunities.

Create design criteria, standard details, specifications, review checklists, preferred-product strategies, and lessons learned. Optimize total installed cost without compromising safety, reliability, performance, maintainability, warranty, or compliance. Maintain a strong site presence through investigations, first-work inspections, QA/QC and constructability walkthroughs, pre-energization reviews, commissioning-readiness assessments, and punch-list creation and closure. Support Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), relay and controls testing, point-to-point checks, utility telemetry, integrated systems testing, and performance verification.

Translate EPC agreements, interconnection requirements, owner specifications, permits, OEM requirements, and codes into executable project requirements. Lead technical negotiations involving scope, deviations, warranties, guarantees, change management, and design-risk allocation. Key Skills Engineering leadership across utility-scale solar, Battery Energy Storage Systems (BESS), substations, and grid interconnection projects. Deep knowledge of BESS integration, including PCS, BMS, EMS,…