Project Assistant jobs in Ontario, CA

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Project Engineer / Assistant Project Manager

Davron
Ontario

Join a fast-growing and dynamic construction solutions company in Ontario, CA as a Project Engineer / Assistant Project Manager! This is a unique opportunity to step into a key role at a company experiencing aggressive expansion, with real potential for future equity and career advancement. Specializing in high-quality commercial and public works projects, this company is building its executive...

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4 days ago

Assistant Project Manager, Engineering

Clark Pacific
Ontario

The Assistant Project Manager facilitates the successful design, fabrication, and installation of architectural and structural building systems. Working as part of an integrated team, within a specific business unit, this role applies engineering, project management, problem-solving, and communication skills across all levels and disciplines within the organization. The Assistant Project Manager...

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4 days ago
Hybrid

Project Management Assistant (Hybrid)

PM2CM
Pomona 91768

Project Managers Assistant spend the majority of time managing, coordinating and/or supporting activities related to the execution of major company projects. Project Managers accomplish work through matrixed employees/teams/vendors who are not direct reports but for whom the incumbent has direct accountability to lead and achieve project objectives. Project Managers lead a project from start to...

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3 days ago
Hybrid

Project Manager Assistant (Pomona, CA)

Master Planning Management
Pomona 91768

Looking for a Project Manager Assistant at our Pomona office: Typical Responsibilities:Proactive; accomplishes results through own efforts.Identifies problems and solutions. Provides input to project objectives, timelines, risks, milestones, deliverables, and budgets.Identifies and resolves issues/conflicts among team members and, if needed, escalates to Project Manager.Conducts analysis and...

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2 days ago

Assistant Project Manager

A.R. Mays Construction
Rancho Cucamonga 91739

Base pay range: $90,000.00/yr - $120,000.00/yrJob Summary Assistant Project Manager is responsible for performing assigned administrative duties of the project, maintaining project organization and flow, and ensuring on-time, high-quality, cost-effective completion that enhances our clients’ and A.R. Mays’ reputation.Applicant Minimum Requirements Construction Management Degree or similar...

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3 days ago

Project Engineer - Drainage

HNTB Corporation
Ontario 91761

What We're Looking ForAt HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners.This opportunity entails being...

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2 days ago

Station Project Manager

ACCIONA S.A.
Ontario 91761

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable...

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3 days ago
No Experience Hybrid

Transportation Project Engineer (PE)

Mark Thomas
Ontario 91764

Job Title Transportation Project Engineer (PE) Location Inland Empire - Ontario, CA 91764 US (Primary) Category Engineering: Transportation Salary Grade $93,600.00 - $150,904.00 Full Time/Part Time Full-time Posting Details Mark Thomas is growing and is adding licensed Roadway Project Engineers to our transportation teams! The role of a licensed Project Engineer is to take the lead in...

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2 days ago

Job Posting Title Project Manager/Estimator

CMD Electric
Ontario 91764

Overview With over 25 years of industry expertise, CMD Electric has earned client trust through the consistent delivery of quality projects—on time, within budget, and injury-free. Specializing in design-build commercial and multifamily housing projects across California, CMD Electric offers comprehensive services supporting projects of any scale and procurement model. Committed to assisting...

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23 hours ago

Kitchell - Project Manage

Aaae
Ontario 91743

Asian American Architects/Engineers AssociationLos Angeles, Orange County, Inland EmpireJob StatusFull-TimeJob Description / Primary ObjectiveEmployee-owned Kitchell seeks an experienced and dedicated Project Manager to join our Southern California region in the Greater Los Angeles, Orange County, and/or Inland Empire area and build a long-term career at one of the most innovative and...

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a day ago
Hybrid

Senior Mechanical Project Engineer

Core States Group
Ontario 91761

Overview:Core States Group designs, builds, and manages programs and projects across North America and has been recognized on top lists throughout the architecture, engineering, and construction (A/E/C) industry. Established in 1999, the company offers integrated solutions with seamless continuity, and many of the world's most notable brands count on Core States Group to deliver speed to market,...

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4 days ago

Senior Traffic Project Engineer

HNTB
Ontario 91758

What We're Looking ForJoin our growing Southern California Transportation Team! We are growing our offices in Orange County (Santa Ana) and in the Inland Empire (Ontario). We are supporting high profile transportation projects in the Inland Empire and Orange County such as Brightline West (high speed rail), I -10 Freeway corridor in San Bernardino, various LA Metro and Caltrans Highway projects!...

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2 days ago

Project Manager - Highway/Roadway - 8+ Years of Experience

Aecom
Ontario 91761

Company DescriptionWork with Us. Change the World.At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world's most complex challenges and build legacies...

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2 days ago

Project Level Habitat Restoration Ecologist

SWCA Environmental Consultants
Ontario

About the opportunity Our southern California offices offer a collaborative work environment with a variety of interesting projects and clients. Due to continued growth, we are looking for a Project Level Habitat Restoration Ecologist to join us! While much of your work would focus on Southern California, it will likely include opportunities to work throughout California, our Western region and...

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2 days ago
Hybrid

Professional Land Surveyor/Project Surveyor

Impact Recruitment
Ontario 91764

Job Description Impact Recruitment is seekingan experienced Project Surveyor in our Ontario, CA office. This is an office only role with occasional site visits. This role does not entail field surveying duties. Responsibilities - Prepare, oversee, and process subdivision maps, records of survey, ALTA surveys, lot line adjustments, legal descriptions, condominium plans and other related...

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an hour ago
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Project Manager - Sales

Shorr Packaging Corp.
Ontario

Description Together, We Own it! Start your employee owner journey with Shorr Packaging. The Project Manager will partner with the assigned Account Executive in managing all aspects of the existing business including directing customer service, the Sales Assistant, and engaging the Sales Manager, Corrugated Specialist, and Equipment Specialist as necessary. Manage Key Account projects and...

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4 days ago
No Experience

Project Engineer Intern - 2026 Summer

Granite Construction Inc
Ontario 91761

Building a career at Granite may be the most valuable thing you could do...Find your dream job today, and be part of something great. Our most powerful partnership is the one we have with our employees. Our people are our most valued asset and the foundation of Granite's century-old success. We're building more than infrastructure; we are building your future.General SummaryThis position is...

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4 days ago

Project Manager HighwayRoadway 8 Years of Experience

Aecom
Ontario 91764

Job DescriptionAECOM is seeking a Project Manager to be based in Ontario, CA for a critical role in our organization.Assume full responsibility for the comprehensive management and administration of highway and roadway projects, including the establishment of project‑specific objectives and policies of utmost importance.Provide authoritative leadership and strategic guidance to subordinate...

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3 days ago
Hybrid

Transportation Sr. Project Engineer (PE)

Mark Thomas
Ontario 91764

Job Title Transportation Sr. Project Engineer (PE) Location Inland Empire - Ontario, CA 91764 US (Primary) Irvine - Irvine, CA 92606 US Category Engineering: Transportation Salary Grade $112,320.00 - $169,977.60 Full Time/Part Time Full-time Posting Details Mark Thomas is hiring Senior Project Engineers (PE) for our transportation team! The ideal senior roadway candidate will have...

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2 days ago

Project Surveyor II (PLS)

Mark Thomas
Ontario 91764

Job Title Project Surveyor II (PLS) Location Inland Empire - Ontario, CA 91764 US (Primary) Category Survey and Mapping Salary Grade $116,000.00 - $150,009.60 Full Time/Part Time Full-time Posting Details Mark Thomas is hiring a Project Surveyor II to join our team! The role of a Project Surveyor II is to perform their assigned duties with greater independence and proficiency with less...

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5 days ago
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