Assistant Construction Project Manager – Water Treatment Plant

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Assistant Project Manager – Sewage Treatment Plant Project – Coachella Valley, CA

Join a respected civil construction firm delivering a major sewage treatment plant build for a large water district client. This is an opportunity to expand your project experience on a high-impact infrastructure project. You'll work closely with a dedicated team, gaining hands-on exposure and mentorship as you advance toward future project management roles.

Assistant Project Manager Benefits & Compensation

• Competitive salary range ($100,000–$120,000 per year, based on experience and qualifications)
• Medical, dental, and vision insurance
• 401(k) 3%
• Profit sharing at 7% vesting in 6 years
• Annual bonus of up to 10% discretionary
• Paid time off, holidays, and standard stipends
• Career progression opportunities supporting large-scale infrastructure builds

Assistant Project Manager Requirements & Qualifications

• 5+ years of hands-on construction project experience, ideally in heavy civil, utilities, or wastewater/treatment plant projects
• Project support background with a contractor (coordinator, junior PM, field engineer, or similar roles)
• Bachelor's degree in Civil Engineering, Construction Management, or related field preferred, or equivalent relevant experience
• Strong organization, attention to detail, and multitasking skills
• Clear, professional communication skills for both written and verbal exchanges with various project stakeholders
• Proficiency with Microsoft Project, Excel, Procore, Bluebeam, or similar software
• Proactive problem-solving approach
• Valid driver's license required
• First Aid/CPR certification (or willingness to obtain)
• Ability to work on active construction sites, with physical demands as needed (standing, walking, lifting up to 25–50 lbs occasionally)

Assistant Project Manager Preferred Background & Skills

• Previous experience on wastewater or sewage treatment plant projects
• OSHA 10/30, Competent Person training, or related safety certifications
• Knowledge of California construction regulations (SWPPP, water project permits)
• Familiarity with change orders, RFIs, or submittals in construction software

Assistant Project Manager Day-to-Day Responsibilities

• Track and update schedules, submittals, change orders, and daily progress
• Serve as backup on-site contact for the contractor, and coordinate with subcontractors, engineers, owners, and other stakeholders
• Support field activities: manage deliveries, subcontractor work, site logistics, and safety plans
• Monitor budgets, process invoices and purchase orders, and flag issues
• Prepare and maintain project documentation, safety records, and closeout materials
• Attend and document safety meetings and ensure compliance with all safety regulations
• Help organize pre-construction, set up meetings, and assist with initial project planning
• Communicate project updates, track changes, and support issue resolution
• Mentor and support junior staff while handling administrative tasks for the team

This position offers a unique blend of ownership and growth within a collaborative and supportive project environment. If you’re ready to take the next step in your construction career, we’d like to hear from you.

JOB ID: 172078

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Kenji Salz

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