JOB DETAILS

Assistant Project Manager

CompanyThornton Construction Company
LocationOpa-Locka
Work ModeOn Site
PostedJune 1, 2026
About The Company
Thornton Construction Company, Inc., a contracting and construction management firm headquartered in Miami, was founded by Thomas Thornton in 1998. We offer personalized, professional service in a cost-effective and timely approach without sacrificing quality. In today's competitive market, repeat customers make up 90% of our clientele, returning to us for their construction needs from renovations to "ground up"​ building. Our commitment to executive involvement and client satisfaction with a no-nonsense, focused approach is key to the success of our projects. Thornton prides itself on its expertise in difficult construction environments. For example, we are accustomed to the unique requirements of complex operations occurring within international airports, healthcare facilities, and college systems. Whether your undertaking involves special hiring needs, security concerns, or cleanliness matters, our experience on high profile projects enables us to tackle distinct and unusual assignments. Part of Thornton's good business sense involves offering a diverse workforce of skilled and dedicated professionals possessing broad experience. As testament to our commitment to community, our staff reflects all age groups of the various ethnicities of South Florida. Having worked in the area for up to 40 years, these individuals know local commerce and the special considerations of building in a subtropical climate. The solid relationships we have with local authorities and construction-industry businesses pave the way for a problem-free process.
About the Role

Assistant Project Manager


Direct Manager: Project Manager

Department: Operations

Direct Reports: None

The Assistant Project manager is responsible for assisting their assigned Project Manager and Project Executive in managing all administrative and technical requirements of assigned projects. Assists in all activities related to contract administration, change orders, submittals, procurement, project financials set-up and updates, and schedule to ensure projects are completed in a quality, profitable, safe and timely manner. Maintain constant focus on meeting/exceeding customer needs and expectations by supporting the Project Manager in all aspects of assigned projects.

Pre-Construction

  1. Assist in pre-construction efforts, including

    • Maintaining subcontractor database

    • Assembling bid documents for pricing

    • Performing document takeoffs and reviewing specifications and preliminary scope development

    • Organizing takeoffs and subcontractor bids

    • Developing bid clarifications and RFIs

    • Reviewing and entering subcontractor trade durations into project schedule

    • Generating and updating scope sheet for subcontractor pricing

    • Participate in Architect/Owner meetings

    • Writing qualifications and assumptions for contracts.

    • Establishing accepted value engineering and alternate pricing.

  2. Ensure ample market participation is obtained for all project trades.

  3. Maintain document list

  4. Prepare and update baseline schedule with input from Project Team.

Project Management

  1. Assist Superintendent with project documentation and daily reports.

  2. Generate and maintain subcontract and purchase order logs.

  3. Maintain and review shop drawings and submittals.

  4. Review subcontractor insurance certificates for compliance with project requirements.

  5. Price and generate proposed change orders.

  6. Issue, submit and track Requests for Information (RFIs).

  7. Maintain and track all permitting requirements and approvals with agencies having jurisdiction.

  8. Prepare project schedule updates with input from Project Team.

  9. Coordinate and schedule meetings with subcontractors.

  10. Obtain and track subcontractor warranty certificates.

  11. Obtain information and assemble closeout manuals.

  12. Establish relationships and communication tools as needed with suppliers and other key people to verify all materials, supplies, tools, equipment, and personnel are obtained and/or delivered when necessary.

  13. Ensure project site and company assets are secure, and maintain a safe and respectful working environment at all times by implementing safety, EEO, risk management, training, and quality control programs.

  14. Communicate with all suppliers and subcontractors to be certain they understand performance standards related to predetermined schedules or plans and specifications. If performance problems occur, coordinate with the Project Manager regarding the appropriate actions to take with the subcontractor.

  15. Attend all planning, progress, and close out meetings with project staff and other key people on project concerns.

  16. Assist in coordinating all contractual requirements, design drawings and project specifications that include, but are not limited to:

    • On-site project management

    • Project coordination and controls

    • Construction billings and cash flow projections

    • Job cost analysis

    • Project schedule adherence

    • Meeting minutes and documentation

    • As-built document procurement

    • Punch list management

    • Cost tracking and job costing

  17. Assist Project Manager and Project Executive with any additional duties.

Qualifications

  1. Degree in construction management or related field preferred.

  2. Proven ability to manage multiple projects/activities in a dynamic fast pace environment.

  3. Must have understanding of construction terms, estimating, purchasing, scheduling and planning concepts.

  4. Strong written and verbal communication skills.

  5. Excellent time management and organizational skills.

  6. Ability to maintain discretion and confidentiality at all times.

  7. Strong interpersonal skills and ability to work with and manage cross-functional teams.

  8. Proficiency with computer applications, including Microsoft Office suite.

Attributes for Success

  1. Candidate must possess Thornton’s Core Values: Results Driven, Proactive, Safety Conscious, People Focused, Customer Oriented, and Team Oriented.

  2. Ability to plan, direct and coordinate professional and sub-professional construction management work.

  3. Ability to work independently and organize and prioritize work.

  4. Ability to work independently and organize and prioritize work.


Key Skills
Contract AdministrationProject SchedulingBudgetingProcurementDocument TakeoffsRFI ManagementSubmittal ReviewChange Order PricingConstruction ManagementVendor ManagementMicrosoft Office SuiteTime ManagementInterpersonal CommunicationRisk ManagementQuality ControlJob Cost Analysis
Categories
ConstructionManagement & LeadershipEngineeringAdministrative
Job Information
📋Core Responsibilities
The Assistant Project Manager supports the Project Manager and Executive in managing administrative and technical requirements for construction projects. Key duties include handling contract administration, procurement, scheduling, and ensuring projects are completed safely and profitably.
📋Job Type
full time
📊Experience Level
2-5
💼Company Size
128
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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