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320 support staff jobs at 207 companies in Rancho Cucamonga, CA

1w
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Support Staff
Fountain Valley, California, United States
$20/hr OnsiteFull Time
Alliance Recovery
Alliance Recovery: Provides outpatient substance abuse and addiction treatment services.
High school diploma or equivalent; strong communication, organizational, and interpersonal skills; confidentiality and professionalism required. Recovery worker credential, CPR/First Aid, and behavioral health experience preferred.
EMR
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2mo
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Support Staff - Resurrection Cemetery
Montebello, California, United States
OnsiteFull Time
Archdiocese of Los Angeles
Archdiocese of Los Angeles: Manages Catholic parishes, schools, and cemeteries in Southern California.
2+ YOEHigh school diploma, 2 years office experience with bookkeeping, bilingual English/Spanish, valid California driver's license, clerical and customer-service skills, ability to lift up to 20 lbs and perform filing tasks.
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2w
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Support Staff
Fountain Valley, California, United States
$20-$22/hr OnsiteFull Time
Renaissance Recovery
Renaissance Recovery: Provides outpatient substance abuse and mental health treatment services.
High school diploma, substance use disorder credential (RADT-1/SUDRC) required, CPR/First Aid (or willingness), behavioral health experience preferred, confidentiality and strong communication skills.
EMR
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1mo
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Admissions Support Staff
Newport Beach, California, United States
OnsiteTemporary
Pacifica Christian High School
Pacifica Christian High School: Private Christian school providing college-preparatory liberal arts education.
Bachelor's degree required; strong written and oral communication, organization, event support experience, technological proficiency, and enjoyment working with teenagers. Role supports admissions events Sept–Dec 2026.
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5d
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Staff Support Representative
Tempe or Burbank
$28-$32/hr HybridFull Time
Entertainment Partners: Provides payroll and workforce management for entertainment productions.
3+ YOERequires 3+ years of customer service or technical/SaaS support experience, strong communication, critical thinking, troubleshooting, organization, and time management skills. Salesforce or Intercom experience preferred.
Salesforce, Intercom
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2mo
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Support Staff - Graveyard
Los Angeles, California, United States
$49k-$51k/yr OnsiteFull Time
JWCH Institute
JWCH Institute: Provides medical care and social services to underserved populations.
Provide overnight care and oversight of a 31-bed residential facility, perform urinalysis, assist with medications and meals, complete shift reports and documentation, de-escalate clients, HS diploma/GED required, bilingual English/Spanish preferred.
Microsoft Programs, e-mail
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2mo
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Ministry Support Staff
Riverside, California, United States
OnsitePart Time
The Grove Community Church
The Grove Community Church: Providing religious services and community development programs.
Perform room setup/teardown, arrange furniture/equipment, provide on-site event support, perform light cleaning, move equipment and supplies, follow diagrams/instructions, attend trainings, and model the church's Statement of Faith.
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2w
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Direct Support Staff
Mission Viejo, California, United States
$20-$20/hr FieldFull Time
Spread Your Wings
Spread Your Wings: Provides supportive living services for individuals with developmental disabilities.
No experience required; valid driver's license and clean driving record, able to pass background check, reliable vehicle, strong communication, ability to assist with daily living and document progress.
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2mo
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Production Support Staff
City of Industry, California, United States
$20/hr OnsiteFull Time
Los Angeles Regional Food Bank
Los Angeles Regional Food Bank: Distributes food to residents facing hunger in Los Angeles.
3+ YOEMust be 18+, HS diploma/GED, ~3 years manufacturing/production experience preferred (food industry preferred), able to operate pallet jacks, follow safety procedures, work varied shifts, and communicate in English (Spanish desired).
Pallet Jack, Baler
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3mo
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Farsi Speaking Support Staff (Beverly Hills)
Beverly Hills, California, United States
$20/hr OnsiteFull Time, Part Time
ETTA
ETTA: Provides housing and vocational support for adults with disabilities.
Farsi-speaking support staff with driving requirement; must be 21+, licensed driver with insured vehicle, able to transport client; flexible schedule.
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2w
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TK/K Support Staff / Lakewood
Lakewood, California, United States
OnsitePart Time
YMCA of Greater Long Beach
YMCA of Greater Long Beach: Community non-profit providing fitness, recreation, and youth programs.
High school diploma or equivalent, minimum age 18, required YMCA/LBUSD clearances, CPR/First Aid/AED within 60 days, TB screen and fingerprint background check, ability to work with young children and travel between sites.
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2mo
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Coordinated Family Support Staff
Riverside, California, United States
$20-$25/hr OnsitePart Time
Inland Family Support Services, Inc
Inland Family Support Services, Inc: A nonprofit agency providing family support and connecting clients to community resources.
3+ YOE3+ years in supporting individuals with intellectual disabilities; AA or BA in Human Services; bilingual in Spanish; reliable transportation; strong communication and organization; knowledge of state/federal assistance programs.
Calendar management, Documentation, Microsoft Office, Communication tools
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2mo
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Direct Support Staff (Tagalog)
San Fernando or Santa Clarita or Palmdale
$21/hr OnsiteFull Time
Ability Family Services: Providing support services for individuals with developmental disabilities.
0.5+ YOEHigh school diploma, 6+ months experience with adults with developmental disabilities, DOJ clearance, First Aid/CPR and TB clearance, valid CA driver’s license if driving, ability to perform program duties and document shift reports.
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2mo
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AOD Support Staff Registered MC Swing Shift
Bellflower, California, United States
$20-$21/hr OnsiteFull Time
Southern California Alcohol and Drug Programs
Southern California Alcohol and Drug Programs: Provides substance abuse treatment and supportive housing services.
In-training AOD counselor providing client support, monitoring safety and security, participating in group counseling, completing EHR records, and meeting certification program requirements.
Electronic Health Record (EHR)
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1mo
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Titans After School Program Support Staff
Fullerton, California, United States
$19-$19/hr OnsitePart Time
CSU Fullerton Auxiliary Services Corporation
CSU Fullerton Auxiliary Services Corporation: Manages commercial services and grants for Cal State Fullerton.
Must be 18+, high school diploma or equivalent, capable of managing 20-25 students, behavior management skills, strong communication and organizational skills, and proficiency with Microsoft Office and Google Drive.
Microsoft Office, Microsoft Word, Microsoft Excel, Google Drive, Docs, Sheets
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1mo
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F&B Support Staff
Cheviot Hills, California, United States
$26/hr OnsitePart Time, Seasonal
The Bay Club Company
The Bay Club Company: Operates a network of premium athletic and social clubs.
1+ YOEMinimum 1 year customer service (food service preferred); proficiency in host/busser/food runner/barback duties; state food handler and RBS certifications; able to lift/move up to 50 lbs; strong verbal and conflict-resolution skills.
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3w
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Operations Support Staff (Front Office)
Laguna Beach, California, United States
$22-$24/hr OnsiteFull Time
Laguna Beach Community Clinic
Laguna Beach Community Clinic: Provides primary medical and dental care to underserved populations.
Front-office medical experience, bilingual Spanish preferred, strong interpersonal and organizational skills, ability to use clinic database, and availability for one–two Saturdays per month.
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6d
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STAFF ASSISTANT I
Los Angeles County, California, United States
$52k-$71k/yr OnsiteFull Time
County of Los Angeles
County of Los Angeles: Provides public services and healthcare to Los Angeles County residents.
1+ YOE1+ MgmtAt least one year of administrative analytical, executive secretarial, or supervisory clerical experience, including evaluating operations, preparing reports, coordinating work, or supervising at least three staff.
Microsoft Excel
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3w
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Staff Product Support Engineer
El Segundo or San Diego
$177k-$266k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOESTEM degree plus extensive product support and supportability engineering experience; active US clearance; ability to travel up to 25%; strong written and presentation skills.
Microsoft Word, Microsoft Excel, MS Project, Microsoft PowerPoint
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3w
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Staff Product Support Engineer
El Segundo or San Diego
$177k-$266k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOERequires STEM degree with 8–12+ years experience, active US Secret clearance, ability to obtain SAP, Product Support/Supportability and logistics experience, proposal experience, and willingness to travel up to 25%.
Microsoft Word, Microsoft Excel, MS Project, Microsoft PowerPoint
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