Assistant Project Manager

Company: DN LLC
Location: Littleton
Posted on: February 16, 2026

Job Description:

Job Description Job Description Our culture is rooted in a shared vision — to help keep the world’s most precious resource safe — and in the core values that guide us in pursuing this vision and delivering on our mission to clients. We provide the highest quality liquid storage design and construction services at the best long-term value with an unrivaled customer experience. We have built over 3,500 pre-stressed concrete liquid storage tanks over the past 90 years around the country and world, as a result we have become the leader in the industry when it comes to quality and innovation. As a Assistant Project Manager at DN , you will play a key role in helping plan, execute, and close out projects while gaining hands-on experience across all phases of project delivery. This is a pivotal role in advancing project success, requiring you to demonstrate adept organizational and multitasking skills, and efficiently overseeing a range of tasks throughout construction phases. With a focus on management and leadership, this role involves directing teams, facilitating collaboration, and reporting to the Project Manager, showcasing self-sufficiency in responsibilities. Responsibilities: Support the Project Manager in the successful execution of projects through effective communication, coordination, and attention to detail. Manage services projects representing the company in meetings, conducting pre-job planning with superintendents, and ensuring daily project monitoring. Manage new construction projects at the discretion of the Vice President of Construction. Solicit and evaluate subcontractor pricing through pre/post bid strategies, subcontract coordination, and maintain subcontractor relationships. Proficiently utilize AutoCAD for precise casting bed and crane layout, evaluate site conditions to recommend suitable equipment usage (cranes, pumps, loaders), conduct pre-project inspections, verify site layout details, and contribute to estimating throughout pre-bid and post-construction phase. In conjunction with the Project Coordinator, manage project material submittals, approvals and lead times to ensure project timelines are met. End-to-end concrete design and management, including specification review, quality control, operational support, and post-project analysis. Manage subcontractors by ensuring performance aligns with project timelines and quality,while promoting effective communication and collaboration. Manage the coordination of crane operations, overseeing scheduling, and communication with the superintendent ensuring efficient project execution. Travel to project sites for preconstruction meetings, quality control and safety inspections. Manage costs involving initial budgeting, invoice evaluation, expense tracking, and monthlyproject billings. Assist in Project closeout meetings, ensuring documentation review, final approvals, andseamless project handover to clients. Support the project team to thoroughly execute detailed pre-job planning. Manage co-ops/interns ensuring productive contribution and professional development. Qualifications: 3 years of construction field engineer, project engineer, or assistant project manager experience in a heavy civil self-performing contractor, concrete preferred. Background in sitework and utility work preferred. Civil Engineering or Construction Management degree preferred. Leadership experience demonstrated through ability to guide, motivate and develop others, and team-oriented background grounded in trust, accountability, and shared success. Benefits & Compensation: Competitive Compensation Annual Incentive Program 401k with Employer Matching Contribution Paid Time Off Paid Holidays Medical/Dental/Vision Insurance Flexible Spending Account (FSA) Employee Assistance Program (EAP) Disability Insurance Life Insurance Tuition Reimbursement Gym Reimbursement DN is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class. All employment is decided on the basis of qualifications, merit, and business need.

Keywords: DN LLC, Greeley , Assistant Project Manager, Construction , Littleton, Colorado