101 development assistant jobs at 56 companies in Tualatin, OR

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ELD (English Language Development) Instructional Assistant Intermediate School
Aurora, Oregon, United States
$18-$23/hr OnsiteFull Time
North Marion School District
North Marion School District: Provides public K-12 education to the North Marion community.
High school diploma or equivalent; valid Oregon driver’s license; fingerprint clearance; bilingual Spanish/English required; ability to assist in instruction, follow lesson plans, maintain records, and supervise students.
2d
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Dental Assistant
Beaverton, Oregon, United States
$20-$28/hr OnsiteFull Time
PDS Health
PDS Health: Provides operational and clinical support services to dental practices.
Industry certifications and education in dental assisting, knowledge of dental terminology and instruments, strong time management and communication, teamwork, and interest in skill development.
2w
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Assistant Coach, Baseball
Salem, Oregon, United States
OnsitePart Time
Willamette University
Willamette University: Private university offering undergraduate and graduate degrees in Oregon.
Assist head coach with practices, competition, player development, recruiting, academic support; familiarity with NCAA DIII rules and athletic software required.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Hudl, Frontrush, ARMS
1mo
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Assistant Manager II
Portland, Oregon, United States
OnsitePart Time
Dollar Tree
Dollar TreeNASDAQ: DLTR: Operates discount variety stores selling household and seasonal merchandise.
Assist with store operations, merchandising, cash and record keeping, supervise and develop associates, strong communication, ability to lift up to 55 lbs and perform frequent walking/standing/stooping.
1mo
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Assistant Manager
Portland, Oregon, United States
OnsiteFull Time
Flynn Group
Flynn Group: Operates large-scale restaurant and fitness center franchises.
Leadership and team management, training and development, operational oversight, customer service and staff motivation.
3w
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Educational Assistant- Instructional Assistant
Gresham, Oregon, United States
$22-$31/hr OnsitePart Time
Gresham-Barlow School District
Gresham-Barlow School District: Providing public K-12 education services to Oregon communities.
Associates or two years of college required, prior experience with school-age children required, criminal-justice fingerprint, First Aid/CPR, knowledge of child development and basic clerical/computer skills.
email, system applications, word processing, database, spreadsheet, desktop publishing
3d
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Assistant Teacher
Portland, Oregon, United States
$20-$23/hr OnsiteFull Time
Endeavor Schools
Endeavor Schools: Operates a network of private schools and childcare centers.
High school diploma required; prior experience in licensed childcare preferred; strong collaboration, communication, patience, and interest in child development.
2mo
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Assistant Manager
Happy Valley, Oregon, United States
$20-$21/hr OnsiteFull Time
Windsor
Windsor: Retailer of special occasion dresses and women's fashion apparel.
1+ YOE1+ MgmtRetail management experience, leadership skills, ability to develop and motivate a team, open/close store readiness, and strong customer service.
1mo
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Senior Research Assistant
Portland, Oregon, United States
$49k-$75k/yr OnsiteFull Time
Oregon Health & Science University
Oregon Health & Science University: Operates an academic health center and research university.
1+ YOEBachelor's degree and at least 1 year of relevant laboratory research experience in BSL-2; proficiency with PCR, pipetting, agarose gels, detailed record keeping, and safety protocols.
CRISPR/Cas9, RNA-seq, whole genome sequencing, PCR, agarose gel electrophoresis, PAGE, Western blotting
3d
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Permit Center Office Assistant II, Clark County Community Development
Clark County, Washington, United States
$24-$31/hr OnsiteFull Time
Clark County
Clark County: Providing local governance and public services to Clark County.
2+ YOETwo years of office experience with intensive public contact, strong customer-service skills, ability to interpret regulations, 55 wpm typing where required, and proficiency with word processing, spreadsheets and databases.
2mo
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Assistant Coach - Boys Soccer, Seasonal, 2026-2027 School Year
Milwaukie or Oregon
$4k-$6k/yr OnsiteSeasonal
North Clackamas School District
North Clackamas School District: Public school district providing K-12 education in Oregon.
Seasonal assistant coach supporting student athletes under the Athletic Director to develop competitive and educational sports experiences; duties vary by activity and season.
3mo
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Summer Assistant Teacher
Hillsboro, Oregon, United States
OnsiteMultiple Commitments Available
Guidepost Montessori
Guidepost Montessori: Operates a network of private Montessori schools for children.
Familiarity with early child development, valid CPR and recent TB test (or willingness to obtain), strong interpersonal skills, willingness to learn, and ability to support lead teacher in classroom and summer camp activities.
1w
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HS Assistant Teacher
Portland, Oregon, United States
$19-$20/hr OnsiteFull Time
Neighborhood House
Neighborhood House: Provides social services, emergency food assistance, and early childhood education.
2+ YOECDA (Step 7 ORO) and 2+ years working with children 0-5, First Aid/CPR and Food Handler card within 30 days, Oregon Central Background Registry registration, knowledge of early childhood development and anti-bias curriculum.
Microsoft Office, Microsoft Outlook
3w
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Assistant Site Manager
Battleground, Washington, United States
OnsiteFull Time
Whistle Express Car Wash
Whistle Express Car Wash: Provider of express car wash and vehicle cleaning services.
Provide hands-on leadership supporting team development, training, scheduling, customer service, equipment maintenance, safety, inventory monitoring, and sales/upselling.
1w
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Assistant Store Manager
Salem, Oregon, United States
OnsiteFull Time
Barnes & Noble
Barnes & Noble: Physical retailer of books, media, and cafe products.
Manage and lead bookstore and café teams, maintain operational and merchandising standards, ensure loss prevention and safety, execute scheduling and staffing to budget, and support store development.
2d
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Assistant Store Manager
Portland, Oregon, United States
$23-$31/hr OnsiteFull Time
The TJX Companies
The TJX CompaniesNYSE: TJX: Operates global off-price retail stores for apparel and home.
2+ YOERequires 2+ years of retail leadership experience, team leadership and development ability, organizational and communication skills, and proficiency in store operations, customer service, merchandising, safety, and loss prevention.
HSA, FSA, EAP
1w
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Assistant Teacher-Cascade Summit Montessori
West Linn, Oregon, United States
OnsitePart Time
Learning Care Group
Learning Care Group: Providing early childhood education and childcare services through multiple brands.
Meet state/accreditation education and experience requirements; able to work indoors/outdoors, engage in physical activity with children, complete training on childcare and development.
1w
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Assistant Director of Prospect Management
Portland, Oregon, United States
$80k-$106k/yr HybridFull Time, Temporary
OHSU Foundation
OHSU Foundation: Raises funds to support Oregon Health & Science University missions.
5+ YOE5-7 years development research/prospect management experience; major/principal-gift strategy; proficiency with relational databases and Microsoft Office; strong analysis and stakeholder partnership skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Raiser’s Edge, Salesforce Affinaquest
1w
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Assistant Manager NW Portland Domino's
Portland, Oregon, United States
OnsiteFull Time
Domino's
Domino'sNASDAQ: DPZ: Global pizza chain providing delivery and carryout services.
Manage cost, inventory, cash control, customer relations, support operations, and employee development; prior leadership preferred; must be at least 18 years old.
4d
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Assistant Manager - Beauty - Downtown Portland
Portland, Oregon, United States
$42k-$67k/yr OnsiteFull Time
Nordstrom
Nordstrom: Operates luxury department stores and off-price retail outlets.
Use directive selling to meet sales goals, develop customer relationships, coach sales staff, manage merchandising and inventory, and execute department business plans.