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  3. Administrative Assistant

Onsite Administrative Assistant jobs in Oregon, USA

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      Sarah Jenkins

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      Alex Chen

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      David G. (Hiring Manager)

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      Marta W.

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      Daria (HR)

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      James Miller

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      Chris V.

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Administrative Assistant Jobs in Oregon — Apply for On-Site Opportunities Today

Oregon's growing business sector continues to fuel demand for skilled office support, with 500+ administrative assistant on-site jobs currently open across the state. Employers in Portland, Salem, and beyond are seeking organized professionals to manage day-to-day operations in person. This surge reflects a steady need for reliable administrative assistant vacancies that keep offices running smoothly.

Successful candidates typically bring strong communication, multitasking, and organizational skills, along with proficiency in scheduling software, office suites, and basic bookkeeping. Attention to detail and a proactive attitude help them anticipate needs before they arise. Employers often value adaptability and a friendly, professional demeanor, since this position frequently serves as the first point of contact for clients and colleagues alike.

On-site assistant positions in Oregon usually involve direct collaboration with teams, handling correspondence, scheduling meetings, and maintaining office supplies in a dynamic, in-person environment. The local job market remains strong, as many companies value the consistency and immediate support that face-to-face office work provides. This hands-on setup also fosters quicker problem-solving and stronger workplace relationships.

If you're ready to hire an administrative assistant or searching for your next opportunity, now is the perfect time to explore available roles. Global Work AI connects motivated professionals with employers seeking dependable support throughout Oregon. Take the next step in your career and discover how rewarding assistant jobs can be.

Frequently Asked
Questions

Everything you need to know about
finding your next role
  • What is the average salary for an administrative assistant in Oregon?

    In Oregon, pay for an administrative assistant commonly falls around the low-to-mid $40,000s per year, with Portland and other larger labor markets sometimes offering more to reflect higher living costs. Entry-level roles may start lower, while seasoned staff with scheduling, budgeting, or executive support duties can earn above that range. Hourly pay often varies by industry, employer size, and whether benefits are included. Reviewing current local postings and comparing similar office support roles can give a clearer picture of what employers in Oregon are offering right now.
  • What skills and qualifications are required for an administrative assistant job?

    Strong organization, clear communication, and attention to detail are core expectations for an administrative assistant. Oregon employers often look for a high school diploma or equivalent, with some preferring postsecondary coursework or a certificate in business administration. Dependable time management, customer service, filing, and calendar coordination are also valued. In many on-site offices, being able to switch between phones, visitors, and document tasks is important. Listing examples of multitasking and accuracy from past work can help, and it is useful to review role requirements before applying.
  • What software and office tools should an administrative assistant know?

    Most employers expect comfort with Microsoft Office or Microsoft 365, especially Word, Excel, Outlook, and PowerPoint. In many Oregon offices, an administrative assistant may also use Google Workspace, scheduling platforms, shared calendars, video meeting tools, and basic database or CRM systems. Familiarity with printers, scanners, copiers, phone systems, and digital filing tools is helpful for day-to-day work. Since software preferences vary by company, checking the tools listed in current job ads can show which skills are most relevant for the role you want.
  • What are the main responsibilities of an on-site administrative assistant?

    Day-to-day work usually centers on keeping the office organized and helping operations run smoothly. An on-site administrative assistant may greet visitors, answer phones, manage calendars, prepare documents, handle mail, coordinate meetings, and maintain records. In Oregon workplaces, some roles also support purchasing, expense tracking, travel arrangements, or light reporting. Being physically present matters because many tasks depend on in-person reception, document handling, and quick support for staff. The exact duties change by employer, so it helps to compare listings across different industries and office sizes.
  • What does the hiring process look like for an administrative assistant role?

    The process often starts with an online application and resume review, followed by one or more interviews focused on communication style, reliability, and practical office scenarios. Oregon employers may also ask for references, basic skills testing, or a short exercise in scheduling, data entry, or document formatting. For an administrative assistant, hiring managers commonly look for professionalism and comfort with routine systems. Some workplaces move quickly, while others take several weeks. Reading recent postings and preparing examples of past office support work can make the next step easier.
  • Is prior office experience required for an administrative assistant job?

    Not always. Many employers in Oregon will consider candidates with transferable experience from retail, hospitality, customer service, school, or volunteer settings if they show strong organization and a dependable work style. An administrative assistant role often values attitude, accuracy, and willingness to learn as much as direct office time. That said, prior experience can help with pay and faster advancement, especially in busy on-site environments. If you are new to the field, highlighting scheduling, records, and phone support tasks can strengthen your application.
  • What career growth opportunities are available after working as an administrative assistant?

    This job can lead to a wide range of office and operations paths. Many people move into office manager, executive assistant, project coordinator, HR support, accounting support, or operations roles after building experience as an administrative assistant. In Oregon, employers often value workers who learn company systems, improve workflow, and take on added responsibility over time. Additional training in software, bookkeeping, or business communication can widen options further. Reviewing related roles and the skills they ask for can help you plan a practical next move.

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500+ jobs found

  • TEC Equipment, Inc.

    TEC Equipment, Inc.

    Today

    Administrative assistant, finance

    About Us Headquartered in Portland, Oregon, TEC has 30+ locations from Seattle to San Diego to the Midwest, serving thousands of customers across Washington, Oregon, California, Nevada, Arizona,...

    onsite, Portland, OR, United States
    $44k – $55k/yrFull TimeJunior (<2 years)
  • CRMG

    CRMG

    Today

    Temporary affordable assistant manager

    CRMG is looking for a temporary (permanent placement possible) Affordable Assistant Manager with amazing attention to detail and exceptional customer service for the 116-unit apartment community of...

    onsite, Tualatin, OR, United States
    $46k – $50k/yrFull TimeNo Skills
  • OSU Rec Sports - Sport. Leadership. Wellness.

    OSU Rec Sports - Sport. Leadership. Wellness.

    Today

    Administrative program assistant: credential evaluator

    Important Notifications: Application Deadline: When applying, please keep in mind this posting will close at 11:59 pm the night before the posted "end date". Applications MUST be submitted prior to...

    onsite, Corvallis, OR, United States
    $42k – $64k/yrFull TimeLead / Manager
  • Wilson Construction Co.

    Wilson Construction Co.

    Today

    Administrative assistant - equipment department

    Administrative Assistant – Equipment Department Location: Woodburn, OR (On-Site / Shop-Based) About Us Wilson Construction Company is a premier utility contractor specializing in complex electrical...

    onsite, Woodburn, OR, United States
    Full TimeNo Skills
  • Oregon Health & Science University

    Oregon Health & Science University

    2 days ago

    Executive assistant

    Department Overview OHSU Casey Eye Institute is a premier academic medical center providing eye care for adults and children in the Pacific Northwest and beyond. We treat eye conditions from the most...

    onsite, Portland, OR, United States
    Full TimeMiddle (2-4 years)
  • Gresham of Cascadia LLC

    Gresham of Cascadia LLC

    2 days ago

    Resident support services assistant

    Description Assists the Social Services Manager in all day-to-day functions of the Social Services Department. Note: All employees of Cascadia Healthcare are required to submit and be cleared to work...

    onsite, Gresham, OR, United States
    Full TimeNo Skills
  • CHRISTIAN CHURCH HOMES

    CHRISTIAN CHURCH HOMES

    3 days ago

    Assistant community manager

    Job Details Job Location: Powell Vista Manor - Gresham, OR 97030 Salary Range: $21.96 - $26.57 Hourly Travel Percentage: Negligible Job Shift: Day Assistant Community Manager (Full-time, Non-Exempt,...

    onsite, Gresham, OR, United States
    $44k – $54k/yrFull TimeNo Skills
  • Metropolis Technologies

    Metropolis Technologies

    4 days ago

    Administrative assistant ohsu parking

    Overview SP+, a Metropolis company, is an artificial intelligence company for the real world. We use computer vision to enable checkout-free parking experiences. So there’s no fumbling with tickets,...

    onsite, Portland, OR, United States
    $44k/yrFull TimeNo Skills
  • AMS, Association Management Services.NW

    AMS, Association Management Services.NW

    5 days ago

    On-site assistant manager

    On-Site Assistant Manager Location: Florence, OR Pay: $27.00 per hour Schedule: 32 hours per week, Monday-Friday Hours: Daily schedule to be determined About the Position Greentrees Village is...

    onsite, Florence, OR, United States
    $54k/yrFull TimeNo Skills
  • Black Rock Coffee Bar

    Black Rock Coffee Bar

    5 days ago

    Assistant store lead-asstlea

    The Way We Live. We strive for excellence in everything we do in life. Our crafted drinks are a way we show respect for our customers and ourselves. They are the beginning of a relationship built on...

    onsite, Eagle Point, OR, United States
    $33k/yrFull TimeLead / Manager
  • New Narrative

    New Narrative

    5 days ago

    Development assistant

    At New Narrative, we believe mental health care is community care. As a nonprofit organization, we partner with individuals to promote healing, housing stability, and long-term wellness through...

    onsite, Portland, OR, United States
    $46k – $50k/yrFull TimeJunior (<2 years)
  • Cosgrave Vergeer Kester LLP

    Cosgrave Vergeer Kester LLP

    5 days ago

    Administrative assistant

    Your Legal Career Starts Here! Are you detail-driven, organized, and energized by helping a team deliver exceptional legal service? Come grow with us at Cosgrave Vergeer Kester LLP, where you’ll play...

    onsite, Portland, OR, United States
    Full TimeJunior (<2 years)
  • Cadence Academy Preschool

    Cadence Academy Preschool

    6 days ago

    Preschool administrative assistant

    Job Location Address 12771 SE Sunnyside Rd Company Overview We are on the hunt for a dynamic Preschool Administrative Assistant to join our team of childcare superstars! If you adore kids, thrive in...

    onsite, Clackamas, OR, United States
    $40k – $46k/yrFull TimeJunior (<2 years)
  • Amazon

    Amazon

    7 days ago

    Gm administrative assistant, pdx9

    The Administrative Assistant will support the General Manager and fulfillment center Operations team. The successful candidate will be highly organized, extremely detail oriented, self-motivated,...

    onsite, Troutdale, OR, United States
    $50k – $69k/yrFull TimeJunior (<2 years)
  • OSU Rec Sports - Sport. Leadership. Wellness.

    OSU Rec Sports - Sport. Leadership. Wellness.

    7 days ago

    Student services office student assistant

    Important Notifications: Application Deadline: When applying, please keep in mind this posting will close at 11:59 pm the night before the posted "end date". Applications MUST be submitted prior to...

    onsite, Corvallis, OR, United States
    Part TimeNo Skills
  • Medford Comprehensive Treatment Center

    Medford Comprehensive Treatment Center

    7 days ago

    Administrative assistant - medical billing

    Overview Outpatient Opioid Treatment Program (OTP) Seeking: Administrative Assistant - Medical Billing Part Time Hours: Monday, Wednesday, Friday, 5:00 AM - 1:30 PM Our Benefits: Medical, Dental, and...

    onsite, Medford, OR, United States
    Full TimeJunior (<2 years)
  • Rogue Community Health

    Rogue Community Health

    7 days ago

    Administrative assistant ii

    Wage starts at $23.10/hour At Rogue Community Health, we are dedicated to providing quality, patient-centered care, especially for individuals facing income, language, cultural, and social barriers....

    onsite, Medford, OR, United States
    $47k/yrFull TimeNo Skills
  • Timberlab

    Timberlab

    8 days ago

    Project assistant

    Job Description Summary: Provide administrative support to project management team (may be one or more people) for a construction project, or other specified project or department. Job Description:...

    onsite, Portland, OR, United States
    Full TimeNo Skills
  • Marquis Companies

    Marquis Companies

    8 days ago

    Executive assistant - temporary

    Overview As the Executive Assistant will support Senior Leadership in the organization. This position will be based at our office located in Milwaukie, Oregon. The ideal candidate will have a...

    onsite, Milwaukie, OR, United States
    Full TimeJunior (<2 years)
  • BizTek People, Inc. | APA International Placement Consultants

    BizTek People, Inc. | APA International Placement Consultants

    10 days ago

    Administrative assistant for emergency services

    Administrative Assistant – Emergency Services Job Type: Contract (26 Weeks) Schedule: Monday–Friday, 8:00 AM–4:30 PM Start Date: November 2, 2026 Position Summary We are seeking an experienced...

    onsite, Portland, OR, United States
    Full TimeMiddle (2-4 years)
  • Confederated Tribes of Siletz Indians

    Confederated Tribes of Siletz Indians

    10 days ago

    Administrative assistant ii: closing date 11/04/2026

    Job Description Opening Date: 10/19/2026 Closing Date: 11/02/2026 Job Title: Administrative Assistant II Salary/Wage: $28.73/per hr. $59,758/per yr. Tribal Level: TL: 117.2 Location: Lincoln City,...

    onsite, Lincoln City, OR, United States
    $58k/yrFull TimeMiddle (2-4 years)
  • Guardian Real Estate Services LLC

    Guardian Real Estate Services LLC

    10 days ago

    Assistant manager - 5722

    Assistant Manager Opportunity Guardian has an opportunity for a Full-Time Assistant Manager to join our team at Wy'East Plaza ! Wy'East Plaza is a 175-unit affordable (LIHTC) apartment community in...

    onsite, Portland, OR, United States
    $50k – $56k/yrFull TimeJunior (<2 years)
  • Klamath Community College

    Klamath Community College

    12 days ago

    Administrative assistant to dean of career and technical education

    JOB SUMMARY The Administrative Assistant to the Dean of Career and Technical Education is responsible for supporting academic functions and providing a broad range of administrative and clerical...

    onsite, Klamath Falls, OR, United States
    $36k – $56k/yrFull TimeJunior (<2 years)
  • Guardian Real Estate Services LLC

    Guardian Real Estate Services LLC

    12 days ago

    Assistant manager - 5717

    Assistant Manager Opportunity Guardian has an opportunity for a Full-Time Assistant Manager to join our team at Cherry Blossom Estates! Cherry Blossom is a 120-unit LIHTC apartment community in SE...

    onsite, Portland, OR, United States
    $50k/yrFull TimeJunior (<2 years)
  • University of Oregon

    University of Oregon

    12 days ago

    Faculty support assistant asu 3

    Department: CAS Academic Support Unit 3 Classification: Office Specialist 2 Appointment Type and Duration: Regular, Ongoing Salary: $19.36 - $28.75 per hour FTE: 1.0 REVIEW OF APPLICATIONS BEGINS...

    onsite, Eugene, OR, United States
    $39k – $58k/yrFull TimeJunior (<2 years)
  • Thermo Fisher Scientific

    Thermo Fisher Scientific

    14 days ago

    Executive assistant - global sales & corporate it

    Work Schedule Standard (Mon-Fri) Environmental Conditions Office Job Description As part of the Thermo Fisher Scientific team, you’ll discover meaningful work that makes a positive impact on a global...

    onsite, Hillsboro, OR, United States
    Full TimeSenior (5+ years)
  • Guardian Real Estate Services LLC

    Guardian Real Estate Services LLC

    15 days ago

    Assistant manager - 5704

    Assistant Manager Opportunity Guardian has an opportunity for a Full-Time Assistant Manager to join our team at Mariposa Village ! Mariposa Village is a 130-unit LIHTC apartment community in Hood...

    onsite, Hood River, OR, United States
    $46k – $50k/yrFull TimeJunior (<2 years)
  • Guidepost Montessori

    Guidepost Montessori

    15 days ago

    Assistant director

    We're now hiring an experienced leader to join our growing team as Assistant Director (Assistant Head of School) in the Hillsboro area! Guidepost Montessori is a community of educators who are driven...

    onsite, Hillsboro, OR, United States
    Full TimeJunior (<2 years)
  • Volunteers of America Oregon

    Volunteers of America Oregon

    17 days ago

    Executive assistant to the ceo (#60845)

    Job Details Job Location: Administrative Building - Portland, OR Salary Range: Undisclosed Volunteers of America Oregon is looking for an experienced, highly organized, and resourceful Executive...

    onsite, Portland, OR, United States
    Full TimeSenior (5+ years)
  • JSR Micro and Inpria

    JSR Micro and Inpria

    19 days ago

    Executive assistant

    The Executive Assistant provides high‑level administrative, organizational, and strategic support to the President and executive leadership team of a 150‑employee chemical manufacturing company. This...

    onsite, Corvallis, OR, United States
    Full TimeMiddle (2-4 years)
  • R

    Roseburg Forest Products Co

    20 days ago

    Administrative assistant (payroll & hr)

    About Roseburg Forest Products Founded in 1936, Roseburg Forest Products is a privately held company based in Springfield, Oregon. With a legacy in sustainable forestry and innovative wood products...

    onsite, Springfield, OR, United States
    Full TimeJunior (<2 years)
  • Wilson Construction Co.

    Wilson Construction Co.

    22 days ago

    Receptionist/administrative assistant

    Receptionist/Administrative Assistant Location: Canby, OR (Office-Based, Monday–Friday, 7:00 AM–4:00 PM) About Us Wilson Construction Company is a premier utility contractor specializing in complex...

    onsite, Canby, OR, United States
    Full TimeJunior (<2 years)
  • reliance

    reliance

    23 days ago

    Administrative assistant i

    Job Summary Administrative Assistant Department: General Office Reports To: Office Manager / Office Supervisor FLSA Status: Non-Exempt Company Summary EMJ is a leading supplier of Steel and Aluminum...

    onsite, Portland, OR, United States
    Full TimeNo Skills
  • M&W Markets (Intermountain Food Stores)

    M&W Markets (Intermountain Food Stores)

    24 days ago

    Assistant manager

    This position is primarily responsible for assisting the Store Manager with the efficient and effective management of the store. Assumes store managers responsibilities when needed. Responsible for...

    onsite, Nyssa, OR, United States
    Full TimeNo Skills
  • Guardian Real Estate Services LLC

    Guardian Real Estate Services LLC

    24 days ago

    Maintenance / office assistant - 5692

    Maintenance / Office Assistant Guardian has a need for a Full-Time Maintenance/Office Assistant to join our team at Valley Pines! Valley Pines is a 120-unit affordable (LIHTC) apartment community in...

    onsite, Medford, OR, United States
    $48k/yrFull TimeNo Skills
  • X

    Xanadu Restaurant Mgmt

    24 days ago

    Assistant manager

    Job Title: Assistant Manager (Prep & Pizza Maker) Wage: $20.55-$21.75/hr. We believe you will find our company to be a dynamic and rewarding place to work, and we look forward to a productive and...

    onsite, Wilsonville, OR, United States
    $41k – $44k/yrFull TimeNo Skills
  • Barry-Wehmiller

    Barry-Wehmiller

    a month ago

    Administrative assistant

    About Us: BW Design Group is a fully integrated architecture, engineering, construction, system integration, and consulting firm committed to helping our clients realize their most critical goals...

    onsite, Portland, OR, United States
    Full TimeMiddle (2-4 years)
  • NAI Elliott

    NAI Elliott

    a month ago

    Property management assistant

    JOB POSITION: Property Management Assistant REQUIRED EDUCATION: High School diploma required; Associates, bachelor’s and/or 2-3 years in course work towards an applicable degree preferred? REQUIRED...

    onsite, Portland, OR, United States
    $40k – $55k/yrFull TimeMiddle (2-4 years)
  • BizTek People, Inc. | APA International Placement Consultants

    BizTek People, Inc. | APA International Placement Consultants

    a month ago

    Academic services assistant

    Academic Services Assistant BizTek People is in search of an Academic Services Assistant for our client in Portland, OR! Schedule: Monday–Friday | 8:30 AM–5:00 PM We are seeking an Academic Services...

    onsite, Portland, OR, United States
    Full TimeJunior (<2 years)
  • Timberlab

    Timberlab

    a month ago

    Office assistant

    Job Description Summary: Provide office administrative support to project management team or department (may be one or more people). Job Description: POSITION RESPONSIBILITIES AND DUTIES Ability to...

    onsite, Portland, OR, United States
    Full TimeNo Skills

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