Superintendent

Costello Construction; Dover (DE); On-site; USD 90,000 - 150,000; Full time

Job summary

Costello Construction seeks a seasoned Superintendent to lead all on-site activities for commercial projects from start to finish. You will supervise field operations, enforce schedules, and ensure compliance with contract documents while maintaining safety and quality.

The role acts as the primary liaison between field and office, coordinating trades, managing documentation, and driving timely approvals, inspections, and closeout practices across multiple projects.

Qualifications

• OSHA 30 Certification (required; company-supported).
• Erosion & sediment control certification (as required by jurisdiction).
• Strong knowledge of commercial construction practices, scheduling, and safety standards.
• Proven ability to lead teams and manage multiple trades effectively.
• Excellent communication, organization, and problem-solving skills.

Responsibilities

• Oversee all on-site construction activities and supervise work.
• Enforce project schedule and coordinate daily field operations.
• Maintain contract compliance and document progress weekly.
• Manage trade foremen and subcontractors for productivity.
• Lead weekly subcontractor coordination and safety meetings.
• Prepare 2-week look-ahead schedules.
• Ensure permits, inspections, and environmental compliance.
• Lead punch list and project closeout activities.

Skills

Leadership

Safety management

Communication

Project coordination

Scheduling

Job description

Superintendent

Position Summary

The Superintendent at Costello Construction is responsible for the overall on-site management of commercial construction projects from inception through final completion. This role leads all field operations, ensuring work is executed safely, efficiently, on schedule, within budget, and in strict accordance with contract documents.

The Superintendent serves as the primary liaison between the field and office, driving coordination, communication, and accountability across all trades and project stakeholders.

Key Responsibilities

Field Leadership & Project Execution

• Oversee all on-site construction activities and ensure continuous supervision of work
• Enforce project schedule and coordinate daily field operations to maintain progress
• Maintain a thorough understanding of contract documents and ensure all work complies
• Proactively identify and communicate delays, conflicts, or budget impacts to the Project Manager
• Manage trade foremen and subcontractors to ensure productivity, quality, and accountability
• Assist in the scheduling and coordination of Costello Construction’s self performed work.This entails manpower and equipment allocation, the procurement and provision of materials, and assistance in quality control.

Scheduling & Planning

• Implement and actively manage the project CPM schedule in the field
• Prepare and distribute detailed2-week look-ahead schedules
• Participate in schedule updates and understand sequencing, durations, and critical path
• Develop and execute site logistics and staging plans to prevent conflicts and delays

Site Mobilization & Logistics

• Coordinate all mobilization activities including:
• Pre-construction site documentation (photos/video)
• Field office setup (trailers, utilities, equipment)
• Survey coordination and site verification
• Temporary facilities (sanitary, dumpsters, etc.)
• Ensure proper traffic control plans are developed and implemented when required

Documentation & Project Controls

• Maintain complete and organized on-site project files in accordance with company standards
• Manage and track all field documentation, including:
• RFIs, submittals, transmittals, and change orders
• Daily reports and subcontractor reports
• Inspection logs and permit tracking
• Maintain accurate and up-to-dateas-built drawings(daily updates required)
• Thoroughly document project progress with weekly photos and/or video

Quality Control

• Ensure all work meets or exceeds contract documents and quality standards
• Lead pre-installation meetings to confirm scope, specifications, and manufacturer requirements
• Oversee mock-ups and sample installations to avoid rework or delays
• Assume quality control responsibilities when a dedicated Quality Control Manager is not assigned

Safety Management

• Maintain a safe, clean, and organized job site at all times
• Enforce all company and regulatory safety standards
• Conduct and document weekly toolbox talks
• Participate in safety inspections and immediately address any issues
• Ensure subcontractor compliance with all safety requirements

Inspections, Permits & Compliance

• Schedule and coordinate all required inspections
• Ensure all permits are in place prior to work
• Maintain inspection records and documentation on site
• Obtain Certificates of Occupancy in a timely manner
• Ensure compliance with environmental and erosion & sediment control requirements

Subcontractor & Trade Coordination

• Understand and enforce all subcontractor scopes of work
• Coordinate trades to prevent conflicts and ensure workflow efficiency
• Assist with coordination of Costello Construction’s self performed work
• Lead weekly subcontractor coordination and safety meetings, including:
• Progress review
• Upcoming work planning
• Issue resolution and coordination challenges
• Ensure subcontractors submit complete and accurate daily reports

Project Closeout

• Lead punch list development and completion (internal and official)
• Coordinate final inspections and approvals
• Assist in preparation and delivery of closeout documents, including:
• As-builts
• O&M manuals
• Warranties and permits

Equipment & Site Management

• Oversee all company equipment on-site, ensuring proper use, maintenance, and return
• Maintain site security and ensure the project is secured daily
• Enforce jobsite cleanliness and subcontractor cleanup responsibilities

Qualifications

• OSHA 30 Certification (required; company-supported)
• Applicable erosion & sediment control certification (as required by jurisdiction)
• Strong knowledge of commercial construction practices, scheduling, and safety standards
• Proven ability to lead teams and manage multiple trades effectively
• Excellent communication, organization, and problem-solving skills

What We Expect at Costello Construction

At Costello Construction, we are committed to delivering high-quality projects through teamwork, accountability, and a relentless work ethic. Every Superintendent is expected to:

• Prioritizesafety above all else
• Deliver projectson time and within budget
• Uphold the highest standards ofquality and professionalism
• Maintain strict adherence tocontract documents
• Communicate clearly, proactively, and consistently
• Take ownership and dowhatever it takesto ensure project success