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Weekend Project Assistant Jobs in Portland, OR (NOW HIRING)

TERRACON

Project Assistant

Portland, OR · On-site

A valid driver's license with acceptable violation history may be required. * Assist project/program manager with resource management and resource assignment. * Partner with financial analysts ...

TERRACON

Project Assistant

Portland, OR · On-site

$24.50 - $34.50/hr

Responsibilities * Assist project/program manager with resource management and resource assignment. * Partner with financial analysts/ accountants to collect and enter information to support tracking ...

pcg

Project Assistant

Portland, OR

Performance Contracting is seeking a Project Assistant for its PCI Portland 553 operations based in Portland, OR . Job responsibilities include: * Inputting project information into Excel and ...

pcg

Project Assistant

Portland, OR

Performance Contracting is seeking a Project Assistant for its PCI Portland 553 operations based in Portland, OR . Job responsibilities include: * Inputting project information into Excel and ...

ESPO Corporation

Be Seen First

Project Assistant -26-00453

Vancouver, WA · On-site

$21 - $23/hr

Project Assistant 12 month contract Vancouver, WA Key Responsibilities * General administrative support for company projects. * Organize and maintain project files, filing system and project ...

New

JH Kelly

Project Coordinator

Portland, OR · On-site

$25 - $45/hr

Set up and maintain jobs in project management and accounting systems. * Assist Project Managers with project documentation, contracts, and job tracking. * Support bid and proposal preparation ...

EC Source

Assistant Project Manager

Vancouver, WA · On-site

$75K - $125K/yr

Summary: Assist in the management of multiple projects while providing advice to the Project Manager. Help coordinate projects, schedules, and track the progress of projects and report their results.

New

MasTec Inc

Assistant Project Manager

Vancouver, WA · On-site

$75K - $125K/yr

Summary: Assist in the management of multiple projects while providing advice to the Project Manager. Help coordinate projects, schedules, and track the progress of projects and report their results.

EC Source

Assistant Project Manager

Vancouver, WA

$75K - $125K/yr

Summary: Assist in the management of multiple projects while providing advice to the Project Manager. Help coordinate projects, schedules, and track the progress of projects and report their results.

Mortenson

Assistant Project Manager

Portland, OR · On-site

$102K - $137K/yr

SUMMARY Mortenson is currently seeking an Assistant Project Manager who will be responsible for partnering with the project manager from bid preparation through final client acceptance. Lead, coach ...

MasTec Inc

Assistant Project Manager

Vancouver, WA

$75K - $125K/yr

Summary: Assist in the management of multiple projects while providing advice to the Project Manager. Help coordinate projects, schedules, and track the progress of projects and report their results.

MasTec Inc

Assistant Project Manager

Vancouver, WA

$75K - $125K/yr

Summary: Assist in the management of multiple projects while providing advice to the Project Manager. Help coordinate projects, schedules, and track the progress of projects and report their results.

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Weekend Project Assistant information

See Portland, OR salary details

$14

$22

$32

How much do weekend project assistant jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for weekend project assistant in Portland, OR is $22.85, according to ZipRecruiter salary data. Most workers in this role earn between $18.37 and $25.77 per hour, depending on experience, location, and employer.

What are some typical responsibilities for a Weekend Project Assistant, and how do they support project success?

As a Weekend Project Assistant, you’ll often help coordinate project tasks, manage schedules, and ensure that team members have the resources they need to stay on track during weekend shifts. You might be responsible for updating project documentation, communicating progress to supervisors, and troubleshooting minor issues as they arise. Your support is crucial in keeping weekend operations running smoothly and ensuring that project milestones are met on time.

What are the key skills and qualifications needed to thrive as a Weekend Project Assistant, and why are they important?

To thrive as a Weekend Project Assistant, you generally need strong organizational skills, attention to detail, and basic project management knowledge, often supported by a high school diploma or some college coursework. Familiarity with productivity tools like Microsoft Office, project management software (such as Trello or Asana), and communication platforms is typically required. Excellent time management, adaptability, and effective communication skills help you coordinate tasks and support team members efficiently during limited weekend hours. These abilities ensure smooth project execution, timely completion of tasks, and reliable support for teams working outside standard business hours.

What are Weekend Project Assistants?

Weekend Project Assistants are support staff who help with various tasks related to ongoing projects, typically during weekends. Their responsibilities can include organizing materials, setting up and cleaning workspaces, assisting project managers, coordinating schedules, and providing administrative support. This role is important for ensuring that projects run smoothly outside of regular business hours, allowing teams to meet deadlines and maintain productivity. Weekend Project Assistants are commonly found in industries such as events, construction, research, and community organizations.
What cities near Portland, OR are hiring for Weekend Project Assistant jobs? Cities near Portland, OR with the most Weekend Project Assistant job openings:
Weekend Project Assistant jobs near you
Project Assistant

Project Assistant

TERRACON

Portland, OR • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 24 days ago

Terracon rating

7.5

Company rating: 7.5 out of 10

Based on 119 frontline employees who took The Breakroom Quiz

48th of 73 rated business consultants

Job description

Provide project delivery support including document control and administration, project tracking, project quality and consistency, and drafting communications resulting in great client experience.
Terracon is a 100 percent employee-owned multidiscipline consulting firm comprised of more than 8,000 curious minds focused on solving engineering and technical challenges from more than 200 locations nationwide. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services. Terracon's growth is due to our talented employee-owners exceeding expectations in client service and growing their careers with new and exciting opportunities in the marketplace. Terracon was recognized as the #1 firm in Asbestos and Lead Abatement.

Terracon's vision of "Together, we are best at people" is demonstrated through our excellent compensation and benefits package. Based on eligibility, role and job status, we offer many programs including medical, dental, vision, life insurance, 401(k) plan, paid time off and holidays, education reimbursement, and various bonus programs.
Innovation and hands-on practice come together in our geotechnical consulting services. We provide geotechnical services nationwide for a wide range of projects, drawing on six decades of historical geotechnical data, a fleet of more than 200 drill rigs, 140 accredited laboratories, and thousands of employees to quickly organize or capture site data wherever projects are located.From AI-supported solutions and predictive technologies to geophysics and traditional exploration, we deliver precision, value-added subsurface information and engineering and scientific expertise to solving our clients' challenges and achieve their goals for project sustainability, quality, and efficiency.
  • High school diploma and a minimum of 2 years' related experience.
  • Associate or bachelor's degree in related field preferred.
  • Experience with gINT Geotechnical software and AutoCAD LT preferred (if applicable)
  • Fluent in Microsoft Office applications.
  • A valid driver's license with acceptable violation history may be required.
  • Assist project/program manager with resource management and resource assignment.
  • Partner with financial analysts/ accountants to collect and enter information to support tracking of project/program details including timelines, budgets, timelines/schedules, proposals, contracts, deliverable dates, etc. in applicable process systems.
  • Assist the project team with drafting report deliverables and proposal deliverables.
  • Partner with financial analysts/ accountants and project team with fee estimate and change order management.
  • Perform data entry or updates to documentation & systems including TerraNet and CRM.
  • Partner with financial analysts/ accountants and the project team to support management of project Work in Progress (WIP), invoicing and Accounts Receivable (AR).
  • Answer questions by Operations on Terracon client programs and system use.
    • Document Control
  • Provide document control for projects per established processes to ensure adherence to quality standards and project and program requirements.
  • Provide administrative support to project team supporting Operations, National Accounts or Sectors.
  • Update and maintain project/program details in spreadsheets or other appropriate tracking systems including timelines, budgets, schedules, proposals, deliverable dates, etc.
    • Project Delivery Support
  • Provide updates to project/program team leaders on client deliverables and status of projects, including subtask timelines and deliverable dates including financials (provided by financial analysts/ accountants) or other areas as needed.
  • Assist with updates to TerraNet and/or CRM.
  • Partner with financial analysts/ accountants to support proposal and project registration setup as needed.
  • Assist with updates to Program Manual or related documents.
  • Assist project/program leadership with client communication plans.
  • Assist with tracking and communicate project milestones to project team.
  • Prepare specific written report sections and associated drawings and attachments.
  • Partner with financial analysts/ accountants and the project team to draft proposals and fee estimate for standard or routine projects.
  • Draft, track and maintain project change orders.
  • Partner with financial analysts/ accountants and the project team to perform project registration and invoicing tasks, as needed.
  • Maintain inventory of contracts for each project including status and ensuring signed contract is on file.
  • Prepare request for information responses regarding design changes, as directed.
  • Assist with utility locating services and clearances, as directed.
  • Perform other engineering support tasks including development of drawings and directives for proposed boring and test pit locations and plans, preparation of boring and test pit logs and coordination of drilling, and field classification of soil and rock samples, as directed.
  • Schedule and communicate with the client regarding project report status and delivery schedule.
    • Compass Delivery Focus
  • Maintains and updates project-level Compass, as applicable.
  • Provides training and coaching to operational project managers and team members on the use and applicability of Compass to enhance the Client Experience.
    • General
  • Follow safety rules, guidelines, and standards for all projects. Participate in pre-task planning. Report any safety issues or concerns to management.
  • Be responsible for maintaining quality standards on all projects.
  • Perform other duties as assigned.

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