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173 development assistant jobs at 101 companies in Yucaipa, CA

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Director of Staff Development Assistant (DSD Assistant)
Colton, California, United States
$22-$25/hr OnsiteFull Time
Meadows Ridge Care Center
Meadows Ridge Care Center: Provides 24-hour skilled nursing and rehabilitation services to residents.
CNA certification, high school diploma/GED, fully vaccinated for COVID-19, prior training/HR/onboarding or scheduling experience, computer skills with Word and Excel, strong communication skills.
Microsoft Word, Microsoft Excel
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3mo
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Child Development Assistant II #118 - 25/26
Moreno Valley, California, United States
$21-$29/hr OnsitePart Time
Moreno Valley Unified School District
Moreno Valley Unified School District: Provides public K-12 education and student support services.
12 semester units ECE; high school diploma or GED; transcripts; EDJOIN application; DOJ fingerprint clearance.
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1mo
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Child Development Program Assistant I/Applicant Pool
Claremont, California, United States
OnsitePart Time
Claremont Unified School District
Claremont Unified School District: Provides public K-12 education and student support services.
Resume and one letter of recommendation.
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1w
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Assistant Engineer - Land Development
Fontana, California, United States
$8k-$9k/mo OnsiteFull Time
City of Fontana
City of Fontana: Provides municipal services and public safety for Fontana residents.
1+ YOEBachelor's in civil engineering (or equivalent), some related engineering experience preferred (1 year preferred), knowledge of civil engineering principles, ability to review plans and prepare reports, valid CA Class C driver’s license required.
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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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1mo
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IT Development and Application Support Programmer Student Assistant
Fullerton, California, United States
$17-$24/hr OnsitePart Time
California State University
California State University: Public university system providing higher education and academic research.
Student status required; CSUF enrollment; ability to learn; ASP.NET, VB.NET, C#, JavaScript, and SQL knowledge; ServiceNow experience is a plus.
ServiceNow, ASP.NET, VB.NET, C#, JavaScript, SQL
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2mo
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Assistant Buyer
West Covina, California, United States
$25-$27/hr OnsiteFull Time
Miniso
MinisoNYSE: MNSO: Global retailer of affordable lifestyle and consumer goods.
1+ YOEAssist buying team with PO mgmt, data analysis, vendor coordination, and market research; develop merchandising skills; learn systems and processes.
Microsoft Office, Excel, Google Suite, Merchandising systems
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1mo
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Maintenance Assistant
Riverside, California, United States
$18-$20/hr OnsiteFull Time
Reliant Management
Reliant Management: Manages operations and billing for skilled nursing facilities.
0+ YOEDirecting maintenance operations, developing policies, preventive maintenance, inspecting facility and equipment, supervising department personnel, record-keeping, budgeting and staffing assistance.
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1mo
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Medical - Research Assistant
Victorville, California, United States
$18-$23/hr OnsiteFull Time
National Institute of Clinical Research
National Institute of Clinical Research: A research organization focused on clinical trials and drug development.
2+ YOEMedical assistant or phlebotomist with 2-3 years clinical experience; lab technician with 2-3 years clinical experience; bilingual in Spanish and English; certification preferred.
EKG, Phlebotomy, PC software
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4d
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Graduate Assistant - Office of Career & Professional Development
Redlands, California, United States
$17/hr OnsitePart Time
University of Redlands
University of Redlands: Private university providing personalized undergraduate and graduate education.
Must be an incoming or current graduate student enrolled in a master\u0002s program for 2026-27; strong communication and interpersonal skills; ability to work on campus and handle confidential student information.
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1w
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Assistant Teacher (Perris)
Perris, California, United States
OnsiteFull Time
Heartbeat Music & Performing Arts Academy
Heartbeat Music & Performing Arts Academy: Offers arts-integrated preschool and performing arts education for youth.
Child Development Assistant Permit (or equivalent), CPR/First Aid and Mandated Reporter training, 3 semester units for Infant/Toddler assignments; supports classroom activities and child supervision.
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6d
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Undergraduate Student Research Assistant
Orange, California, United States
$20/hr OnsitePart Time, Temporary
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Pursuing a BS in Chemistry with approval of Dr. Prakash; assist lab work on RTD coffee with milk, measure and weigh ingredients, monitor processing conditions, record data, and maintain equipment; up to 10 hrs/week.
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1mo
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Restaurant Assistant Manager
Menifee or Riverside County or San Diego County
$52k/yr OnsiteFull Time
Placido/Faulkner Network
Placido/Faulkner Network: Operates a network of franchised coffee and donut shops.
Oversee store operations, coach and develop shift leads and crew, ensure operational and food safety standards, assist with recruiting/onboarding, and work variable hours including early mornings, evenings, weekends and holidays; food handler card required.
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4w
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Assistant Toddler Teacher
Lake Forest, California, United States
$17-$21/hr OnsiteFull Time
Endeavor Schools
Endeavor Schools: Operates a network of private schools and childcare centers.
Assist with age-appropriate curriculum, supervise children, monitor progress; 12 ECE units preferred. Strong communication, patience, and interest in child development. Experience in schools preferred but not required.
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3mo
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Assistant General Manager
Corona, California, United States
$14-$22/hr OnsiteFull Time
Alvarado Restaurant Nation
Alvarado Restaurant Nation: Operates quick-service restaurant franchises.
1+ YOESupervise restaurant operations, assist Restaurant Leader, coach crew; 1+ years supervisory experience; high school diploma; strong financial controls; focus on customer satisfaction and team development.
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1w
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Lab Assistant
Tustin, California, United States
$21-$24/hr OnsiteFull Time
Certified Group
Certified Group: Provides laboratory testing, regulatory consulting, and certification services.
High school diploma/GED, familiarity with aseptic techniques, autoclave operation, basic lab practices, ability to lift 25 lbs, and adherence to safety/ISO 17025 procedures; 1+ years lab experience preferred.
LIMS
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3mo
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Assistant Manager
Upland, California, United States
$26-$29/hr OnsiteFull Time
Del Taco
Del Taco: Mexican-style fast-food chain serving tacos, burritos, and burgers.
Lead staffing, development, and store operations; ensure customer service and profitability.
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3w
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Assistant Store Manager
Chino, California, United States
$20-$30/hr OnsiteFull Time
Ross Stores
Ross StoresNASDAQ: ROST: Discount retail chain selling brand-name apparel and home fashions
2+ YOE2+ MgmtTwo+ years store or assistant manager retail experience; ability to supervise and develop associates; strong customer service, scheduling, payroll and basic math skills; must work evenings and weekends and perform physical work.
PDTs, registers, PC, Public View Monitor (PVM)
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3mo
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Assistant Manager
Mission Viejo, California, United States
$17-$21/hr OnsiteFull Time, Part Time
Windsor
Windsor: Retailer of special occasion dresses and women's fashion apparel.
1+ YOERetail management experience, leadership skills, and ability to develop a team of up to 25 employees.
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6d
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Interim Assistant Lead YDS
Redlands or California
OnsiteTemporary
Boys & Girls Clubs of Greater Redlands-Riverside
Boys & Girls Clubs of Greater Redlands-Riverside: Operates after-school programs and mentorship services for youth.
High school diploma/GED required (BA preferred). Must pass TB, drug screen, fingerprinting; valid driver license or CA ID; CPR and First Aid within 90 days; experience working with children and knowledge of youth development.
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