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118 project assistant jobs at 91 companies in Colton, CA

1w
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Project Assistant
Irwindale, California, United States
$25-$30/hr OnsiteFull Time
Pierre Landscape
Pierre Landscape: Commercial landscape construction and maintenance services in Southern California.
Provide administrative support to project managers, coordinate with field crews, manage project documentation, enter T&M and change order data, and run reports. Proficiency with Excel and construction software preferred.
Microsoft Excel, Microsoft Outlook, Microsoft Word, Procore, Bluebeam, OST, Sage
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1mo
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Project Assistant
La Mirada or California or Nevada or Arizona or Oregon or Washington or Utah or Georgia or North Carolina or Chicago or Atlanta or New York or Texas or New Zealand or Puerto Rico
$20-$23/yr OnsiteFull Time
Tomarco Contractor Specialties
Tomarco Contractor Specialties: Manufactures engineered fastening and seismic bracing systems for construction.
1+ YOEHigh school diploma required; 1–2 years project support or administrative experience; proficiency in Microsoft Office (Excel, Word, Outlook); familiarity with Nexus, Bluebeam, or Procore; strong organization and communication; background check required.
Nexus, Microsoft Excel, Microsoft Word, Microsoft Outlook, Bluebeam, Procore
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1mo
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Water Resources Project Assistant
Newport Beach, California, United States
$30-$42/hr HybridFull Time
BKF Engineers
BKF Engineers: Provides civil engineering, surveying, and infrastructure consulting services.
2+ YOE2–5 years as a project assistant/coordinator (AEC preferred); strong organization, communication, Microsoft Office and Bluebeam Revu proficiency; reliable transportation and ability to lift up to 20 lbs.
Microsoft Office Suite, Microsoft Word, Microsoft Outlook, Microsoft Excel, Google Docs, Bluebeam Revu, AutoCAD
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2mo
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Assistant Project Manager
Irvine or San Diego
OnsiteFull Time
OHLA USA
OHLA USABolsa de Madrid: OHLA: Provider of complex civil construction and infrastructure modernization services.
Project management support experience preferred; strong organizational skills.
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1mo
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Assistant Project Manager
Irvine, California, United States
$85k-$105k/yr FieldFull Time
Hodess
Hodess: Designs and builds cleanrooms for specialized industrial facilities.
0+ YOEBachelor's in construction/engineering required, 0-5+ years construction experience, Procore and Microsoft Project/Excel proficiency, travel required, jobsite-based role with document and financial control duties.
Microsoft Project, Microsoft Excel, Procore, Prolog
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3mo
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Assistant Project Manager
Commerce, California, United States
$80k-$95k/yr OnsiteFull Time
Helix Electric
Helix Electric: Provides electrical contracting and design-build services for complex projects.
2+ YOE2-3 years project engineering experience in electrical construction; knowledge of scheduling, bids, change orders; degree in BSEE or Construction Management preferred; Journeyman/Master Electrician license a plus.
Scheduling software, Microsoft Project, Excel
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2w
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Assistant Project Manager
Irvine, California, United States
OnsiteFull Time
Conti Corporation
Conti Corporation: Provides multi-trade construction services for infrastructure and energy projects.
1+ YOE1+ years electrical construction or project coordination experience, ability to read plans/specs, strong communication, valid driver's license, pass drug/background screen, familiarity with estimating software and Microsoft Office.
Accubid, McCormick, Microsoft Office
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5d
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Assistant Project Manager, Construction
Irvine, California, United States
OnsiteFull Time
Uprite Construction
Uprite Construction: General contracting for commercial and industrial construction projects.
2+ YOE2+ years experience with a general contractor; experience with ground-up commercial and industrial/tilt-up projects preferred; strong knowledge of drawings, RFIs, submittals, change orders, scheduling, procurement, budgeting, and communication.
Procore, Bluebeam, Microsoft Office
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1w
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Assistant Project Manager - Energy
Chino Hills, California, United States
$81k-$106k/yr OnsiteFull Time
Cupertino Electric
Cupertino Electric: Designing and building electrical systems for data centers and infrastructure.
5+ YOE5+ years related construction experience, 3+ years as project engineer preferred; HS diploma required; bachelor's in construction management/business/engineering preferred; valid driver’s license; strong MS Excel and estimating skills.
Microsoft Excel, Microsoft Projects, Primavera P6, Accubid
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Assistant Project Manager
Brea, California, United States
$105k-$125k/yr OnsiteFull Time
Griffith Company
Griffith Company: Provides heavy civil engineering and general contracting construction services.
Assist project manager with planning, scheduling, budgeting, change orders, subcontractor coordination, document control and supervision; bachelor’s preferred; valid driver’s license required.
Build2Win
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4w
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Assistant Project Manager
Anaheim, California, United States
OnsiteFull Time
Rosendin Electric
Rosendin Electric: Employee-owned provider of electrical construction and engineering services.
1+ YOEBachelor's in Construction Management (or equivalent), 1+ year construction experience, knowledge of construction technology and scheduling, proficient in Microsoft Office (Oracle preferred), able to work on active construction sites and lift up to 30 lbs.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Oracle
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1d
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Assistant Project Manager
La Verne, California, United States
$120k-$150k/yr OnsiteFull Time
Balfour Beatty
Balfour BeattyLondon Stock Exchange: BBY: Provides construction, engineering, and infrastructure project services.
5+ YOE1+ MgmtBachelor's in Construction or Engineering (or equivalent), 5+ years heavy civil project experience, 1+ year supervisory experience, experience with Procore, P6, Timberline, JD Edwards, cost projection and budgeting.
Procore, P6, Timberline, JD Edwards
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1d
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Assistant Project Manager
La Verne, California, United States
$120k-$150k/yr OnsiteFull Time
Balfour Beatty
Balfour BeattyLondon Stock Exchange: BBY: International infrastructure group providing construction and engineering services.
5+ YOE1+ MgmtBachelor's in construction/engineering or equivalent, 5+ years heavy civil project experience, 1+ year supervisory experience, experience with Procore/P6/Timberline and JD Edwards, cost projection and budget management.
Procore, P6, Timberline, JD Edwards
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2w
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Assistant Project Manager
Orange, California, United States
$67k-$83k/yr OnsiteFull Time
KDC Construction
KDC Construction: Provides commercial construction and facility maintenance for multi-site brands.
2+ YOE2+ years related project management experience preferred, degree in construction management preferred, strong communication, estimating, scheduling, permit coordination, ability to read plans, valid driver's license required.
Microsoft Project, CMiC, PlanGrid, Bluebeam
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1mo
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Learning & Development Project Assistant
Pomona, California, United States
$17/hr HybridPart Time
Associated Students, Inc. Cal Poly Pomona
Associated Students, Inc. Cal Poly Pomona: Operates recreational facilities and student services for Cal Poly Pomona.
Part-time student role (12–20 hrs/week), hybrid eligible. Supports learning projects; requires strong organization and communication, familiarity with Monday.com and Microsoft Teams, data tracking skills, ability to pass a background check, and status as an enrolled Cal Poly Pomona student eligible to work.
Monday.com, Microsoft Teams
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3w
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Assistant Project Manager
Escondido or Riverside
$33-$43/hr HybridFull Time
UES
UES: Provides geotechnical engineering, environmental consulting, and construction materials testing.
3+ YOEBachelor's in civil engineering or construction management preferred or 3+ years equivalent experience; knowledge of ASTM/AASHTO standards; valid driver\u0002s license; certifications (ACI, ICC, ATTI, Nuclear Safety) preferred; strong communication and analytical skills.
Microsoft Office
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1d
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Assistant Project Manager
La Verne, California, United States
$120k-$150k/yr OnsiteFull Time
Balfour Beatty
Balfour BeattyLondon Stock Exchange: BBY: General contractor and construction management services provider.
5+ YOE1+ MgmtBachelor's in Construction/Engineering or equivalent, 5+ years overseeing heavy civil projects, 1+ year supervisory experience, experience with project software and cost control.
Procore, P6, Timberline, JD Edwards
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2mo
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Project Coordinator, Horticulture
Highland, California, United States
OnsiteFull Time
Yuhaaviatam of San Manuel Nation
Yuhaaviatam of San Manuel Nation: Operates a luxury resort and casino in Southern California.
2+ YOEHigh school diploma; Bachelor's in related field preferred; 2+ years project coordination/PM assistant; proficient in MS Office; ability to manage vendors; valid driver’s license.
Project Management Software, Excel, Photoshop, InDesign, AutoCAD
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1w
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Assistant Project Manager - Construction
Arcadia or Pasadena
$100k-$125k/yr OnsiteFull Time
Erickson-Hall Construction
Erickson-Hall Construction: California-based general contractor for educational and civic facilities.
3+ YOECommercial/public works construction experience, strong communication and organizational skills, budgeting and cost-control experience, familiarity with construction methods and regulations, valid driver\u0019s license, strong computer skills.
Primavera, Oracle Contract Manager
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Assistant Deputy Director - Capital Project Delivery
Orange County or Santa Ana
$141k-$195k/yr OnsiteFull Time
County of Orange
County of Orange: Provides essential public services to Orange County residents.
6+ YOE3+ MgmtLeadership in delivering large-scale public works/capital projects, public contracting knowledge, supervisory experience, ability to manage multidisciplinary teams in active operational environments; CA driver and airport badge required.
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