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Assistant Project Planner Jobs in California (NOW HIRING)

EC Source

Assistant Project Manager

San Jose, CA · On-site

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA · On-site

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA · On-site

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

EC Source

Assistant Project Manager

San Jose, CA · On-site

$130K/yr

Position Summary The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling ...

Walsh Group

Assistant Project Manager II

Corona, CA · On-site

$85 - $120/hr

OVERVIEW We are currently seeking an Assistant Project Manager II for our (PROJECT/OFFICE/GROUP ... Project planning, scheduling and coordination * Supervising work of project administration and ...

SitelogIQ

Assistant Project Manager

Los Angeles, CA · On-site

$80K - $100K/yr

We provide planning, design, and management solutions for organizations that want efficient and ... Our Assistant Project Manager works with our West Business Unit and will be located in Southern ...

SitelogIQ

Assistant Project Manager

San Diego, CA

$80K - $100K/yr

We provide planning, design, and management solutions for organizations that want efficient and ... Our Assistant Project Manager works with our West Business Unit and will be located in Southern ...

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All JobsProject Planner JobsAssistant Project Planner JobsAssistant Project Planner Jobs in California

Assistant Project Planner information

What is the difference between Assistant Project Planner vs Project Coordinator?

AspectAssistant Project PlannerProject Coordinator
ResponsibilitiesSupports project scheduling, assists in planning activities, updates project timelinesCoordinates project tasks, manages communication among teams, tracks project progress
Required SkillsBasic project management knowledge, organizational skills, proficiency in MS Project or similar toolsStrong communication, organization, multitasking, familiarity with project management software
CertificationsOften requires or prefers certifications like CAPM or PMPMay also hold certifications like CAPM, PMP, or similar
Work EnvironmentTypically in construction, engineering, or infrastructure projectsCommonly in construction, IT, or corporate project settings

While both roles support project execution, the Assistant Project Planner primarily focuses on supporting planning and scheduling tasks, whereas the Project Coordinator manages overall communication and task coordination across teams. Both roles often require similar certifications and work in related industries, but their core responsibilities differ slightly.

What are the most commonly searched types of Project Planner jobs in California?

The most popular types of Project Planner jobs in California are:

What cities in California are hiring for Assistant Project Planner jobs?

Cities in California with the most Assistant Project Planner job openings:

Assistant Project Planner jobs near you
Infographic showing various Assistant Project Planner job openings in California as of August 2026, with employment types broken down into 90% Full Time, 7% Part Time, and 3% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution.

Assistant Project Manager

EC Source

San Jose, CA • On-site

$130K/yr

Full-time

Re-posted 22 days ago

Job description

Overview

As one of the nation's leading electric transmission line construction companies, MasTec Power Delivery companies engineer and construct efficient and reliable electrical transmission, distribution, and substation & switchyard systems. Our extensive workforce includes both union and nonunion teams, which, combined with our specialized equipment fleet, allows us to effectively meet our clients' needs for power delivery, emergency restoration, and ongoing maintenance. We've been involved in some of the most challenging and recognizable electric projects across the U.S. From the electric plant to the end users, MasTec's experienced managers and crews consistently deliver transmission, distribution, and substation & switchyard services with an unfailing commitment to safety, integrity, and sustainable practices.  

Position Summary

The Assistant Project Manager (APM) supports the successful execution of power delivery construction projects by assisting the Project Manager with planning, coordination, scheduling, cost tracking, and daily project operations. This role plays a key part in ensuring projects are completed safely, on schedule, within budget, and in accordance with company standards and client expectations.

Salary range: $110-130,000 per year depending on experience


Responsibilities
  • Assist in managing multiple power delivery projects, including transmission, distribution, and substation work
  • Support the Project Manager in coordinating project schedules, deliverables, and daily activities
  • Help oversee construction activities from project initiation through closeout
  • Manage day-to-day project documentation, including Plans of the Day (PODs), time sheets, and reporting
  • Assist with project planning, budgeting, cost tracking, and resource allocation
  • Monitor project progress and help ensure construction activities align with approved schedules
  • Support client communications and help manage expectations throughout the project lifecycle
  • Collaborate with management to help establish project objectives and assign responsibilities to field and support staff
  • Participate in job site visits to observe progress, support field leadership, and help ensure compliance with safety and quality standards
  • Assist with issue resolution and contribute to logical, timely decision-making

Qualifications
Skills & Abilities

  • Ability to manage multiple priorities in a fast-paced construction environment

  • Strong organizational, communication, and time management skills

  • Professional demeanor with the ability to remain calm and effective under pressure

  • Ability to follow direction while also taking initiative when appropriate

  • Basic to intermediate understanding of construction means and methods, particularly in power delivery

  • Proficiency with Microsoft Office applications; familiarity with Timberline or similar construction accounting software preferred

  • Working knowledge of spreadsheets, email, and construction-related software tools

  • Completed OSHA ET&D training (or ability to obtain)

Education and Experience

  • Bachelor’s degree in Engineering, Construction Management, or a related field

  • Minimum of 2 years of directly related experience in power delivery or heavy civil construction 

Qualifications:Skills & Abilities

  • Ability to manage multiple priorities in a fast-paced construction environment

  • Strong organizational, communication, and time management skills

  • Professional demeanor with the ability to remain calm and effective under pressure

  • Ability to follow direction while also taking initiative when appropriate

  • Basic to intermediate understanding of construction means and methods, particularly in power delivery

  • Proficiency with Microsoft Office applications; familiarity with Timberline or similar construction accounting software preferred

  • Working knowledge of spreadsheets, email, and construction-related software tools

  • Completed OSHA ET&D training (or ability to obtain)

Education and Experience

  • Bachelor’s degree in Engineering, Construction Management, or a related field

  • Minimum of 2 years of directly related experience in power delivery or heavy civil construction 

Education:UNAVAILABLEEmployment Type: FULL_TIME

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