Assistant Project Manager, BESS Preconstruction Management

Moss Construction, a nationally recognized solar EPC and construction management firm ranked among the nation's top solar contractors, seeks an Assistant Project Manager for battery energy storage systems (BESS) development and execution. Based in Fort Lauderdale, FL, you will support utility-scale BESS EPC projects from early preconstruction through contract execution, working across proposal coordination, scheduling, permitting, budgeting, and client management. This role is designed as a developmental pathway toward full Project Manager responsibility.

Responsibilities

• Coordinate RFP, RFI, and RFQ processes—analyzing requirements, developing response strategies, and aligning internal contributors from Engineering, Procurement, Estimating, and Operations
• Develop and maintain reusable proposal content libraries, templates, and pricing assumptions
• Support development and review of baseline schedules, drawing logs, general conditions estimates, and proposal exhibits
• Coordinate project due diligence activities including site assessments, geotechnical reports, and utility locates
• Maintain documentation including RFI logs, preconstruction budget logs, exhibit trackers, and proposal submittals
• Facilitate and document Owner coordination meetings during preconstruction; escalate issues to the Project Manager as needed
• Prepare and distribute weekly internal and external progress reports summarizing open items and risks
• Assist in development and review of Limited Notices to Proceed, Early Works Agreements, and Owner contract exhibits
• Perform preliminary cash flow analysis tracking schedule implications, early deposits, and procurement lead times
• Support permitting timelines, submittal requirements, and agency communications
• Coordinate procurement and resource acquisition aligned with project milestones
• Manage 1–2 preconstruction Project Engineers as experience grows
• Interface directly with clients and stakeholders to clarify deliverables and respond to technical questions

Requirements

• Bachelor's degree in Construction Management, Engineering, business, or related discipline
• 3+ years of experience in utility-scale solar EPC or related preconstruction/project support roles
• Proficiency in Microsoft Office Suite
• Basic technical knowledge of utility-scale BESS plant design, performance modeling, and construction
• Ability to travel up to 20%
• BESS experience preferred
• Field experience preferred
• Experience with Smartsheet, Primavera P6, BlueBeam, or estimating software (e.g., HCSS Heavy Bid) preferred
• MBA or technical graduate studies preferred
• Willingness to relocate to South Florida preferred

Benefits

• Full-time, exempt, salaried position
• Reports to Director of Preconstruction Management
• Clear advancement pathway to Project Manager and senior leadership roles