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790 field assistant jobs at 317 companies in Orange, CA

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Field Marketing Assistant
Eastvale or California
$17-$18/hr FieldPart Time
i9 Sports
i9 Sports: Providing recreational youth sports leagues and instructional athletic programs.
Organized self-starter with experience in field or grassroots marketing preferred, valid driver's license and reliable transportation, able to lift and set up signage and booths, strong interpersonal and basic digital reporting skills.
email, spreadsheets
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3w
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Assistant Tech Field Sales Manager
Cypress, California, United States
$85k-$95k/yr FieldFull Time
Fujifilm Sonosite
Fujifilm SonositeTokyo Stock Exchange: 4901: Develops portable ultrasound systems for point-of-care medical diagnostics.
5+ YOEBachelor's degree or certification in engineering or related field plus 5+ years technical/service experience; strong communication, troubleshooting, training, and computer skills; West Coast based and able to travel.
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3w
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Sr. Construction Field Assistant
Brea or Irvine
$24-$38/hr OnsiteFull Time
Lennar
LennarNYSE: LEN: Builds and sells quality residential homes across the United States.
3+ YOEMinimum 3 years homebuilding experience, valid driver’s license, basic Microsoft Office skills, ability to lift 50+ lbs, climb ladders, read plans, and maintain jobsite records.
Microsoft Office
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Field Marketing Assistant Home Care
Northridge, California, United States
$22/hr OnsitePart Time
Home Helpers Home Care of Porter Ranch
Home Helpers Home Care of Porter Ranch: Provides professional in-home care services for seniors and adults.
2+ YOECollege graduate with two years of sales/marketing experience; healthcare experience preferred; valid driver’s license; strong communication, organization; self-motivated; aligns with mission.
Microsoft Office
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1mo
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Field Operations Support Assistant
Westminster, California, United States
$17-$21/hr OnsiteFull Time
Service Corporation International
Service Corporation InternationalNYSE: SCI: Provides funeral, cemetery, and cremation services to families.
1+ YOEHigh school diploma, 1-2 years office clerical or customer service experience, proficiency with office equipment and MS Office, strong communication, organizational skills, and ability to handle confidential and empathetic family interactions.
MS Office Suite
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Production Assistant and Field Coordinator
Monrovia, California, United States
$22-$28/hr FieldPart Time
Five Star Bath Solutions
Five Star Bath Solutions: Provides professional bathroom renovation and remodeling services.
3+ YOE3+ years construction/production experience preferred, leadership and project coordination skill, knowledge of renovation processes, MS Office proficiency, strong communication and problem-solving, ability to work on-site and manage crews.
Microsoft Office Suite
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1mo
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Field Engineer I
Rancho Dominguez, California, United States
$47-$79/hr OnsiteFull Time
The Brock Group
The Brock Group: Provides specialty craft and maintenance services for industrial facilities.
Estimating and field engineering for electrical and instrumentation projects; prepare takeoffs and cost estimates; assist with RFIs, submittals, procurement, schedule control; Primavera P6/Microsoft Project experience preferred; 5 years experience and bachelor's degree preferred.
Primavera P6, Microsoft Project
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Field Clinical Engineer
Huntington Beach, California, United States
$130k-$180k/yr RemoteFull Time
BiVACOR
BiVACOR: Developing an advanced total artificial heart for patients.
3+ YOEBachelor’s in Biomedical or Electrical Engineering; 3–5+ years field clinical engineering in Class II/III devices; experience with cardiac assist devices; FDA QSR/ISO13485 knowledge; willing to travel; on-call.
FDA QSR 21 CFR 820, ISO 13485, Medical device documentation
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1mo
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Field Supervisor NOC - CNA
Irvine or Mission Viejo
$24/hr FieldFull Time
Wellpointe
Wellpointe: Provides boutique-style residential assisted living and integrated healthcare services.
2+ YOEActive CNA, First Aid/CPR, TB test and background clearance required; high school diploma; 2 years experience in assisted living preferred; reliable transportation; strong communication and organizational skills.
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Field Technician (Bilingual – Chinese & English)
Commerce, California, United States
FieldFull Time
RoyPow
RoyPow: Manufacturer of lithium-ion batteries and integrated energy storage systems.
1+ YOEProvide on-site technical support, troubleshooting, installation assistance, and customer training for lithium batteries; 1 year technical support/hardware repair experience required; bilingual English/Chinese preferred; associate's degree preferred.
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Assistant Coach Of Track & Field
Redlands, California, United States
$59k/yr OnsiteFull Time
University of Redlands
University of Redlands: Private university providing personalized undergraduate and graduate education.
1+ YOEBachelor's degree, 1+ year track & field coaching, demonstrated recruiting ability, knowledge of NCAA Division III rules, valid California Class C driver�s license (or ability to obtain), ability to lift 50+ lbs.
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Field Operations Support Assistant - Calvary Mortuary (Los Angeles)
Los Angeles, California, United States
OnsiteFull Time
Archdiocese of Los Angeles
Archdiocese of Los Angeles: Manages Catholic parishes, schools, and cemeteries in Southern California.
2+ YOEProvides clerical and administrative support for funeral home operations, including preparing permits and death certificates, customer service, record keeping, and use of MS Office; HS diploma and 2+ years office/customer service experience required.
Microsoft Outlook, Microsoft Word, Microsoft Excel
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Head Track & Field Coach
Orange, California, United States
OnsiteSeasonal
Orange Lutheran High School
Orange Lutheran High School: Private Christian high school offering college-preparatory academics and athletics.
High school education, cleared background/fingerprint and TB assessment, CPR and First Aid, NFHS coaching and safety certificates, valid CA driver, some assistant coaching experience preferred, ability to lift up to 50 lbs and work evenings/weekends.
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3w
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Student Assistant - Cal/OSHA Enforcement Support - Technician/Field Work (Monrovia, CA) 
Monrovia, California, United States
$18-$34/hr FieldPart Time, Temporary
University Enterprises, Inc.
University Enterprises, Inc.: Provides administrative and support services for California State University, Sacramento.
Must be an enrolled college student meeting unit minimums, major in related fields, proof of enrollment, ability to pass pre-employment checks, proficiency in Microsoft Word/Excel/Outlook, typing ≥45 WPM, strong communication and customer service skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook, OSHA Information System (OIS)
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Assistant Deputy Director, Field Operations, Southern Region
Los Angeles County, California, United States
$12k-$16k/mo OnsiteFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Executive leadership experience in parole or corrections operations; ability to plan and direct multidisciplinary staff, travel extensively, meet peace officer requirements, pass background and medical screening, and complete mandated training.
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Assistant Project Manager- Project Controls and Field Coordination
Westminster, California, United States
$38-$42/hr OnsiteFull Time
BF Construction
BF Construction: Commercial design-build firm specializing in facility renovations and improvements.
3+ YOE3+ years commercial construction experience; ability to read plans; manage schedules, look‑aheads, procurement, RFIs, and submittals; strong organization and communication; field coordination and follow-through.
Smartsheet, Bluebeam, Procore, Microsoft 365, Slack, Dropbox, SiteCam
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Assistant Coach, Track & Field 2026-27
Norco or Riverside County or California
OnsitePart Time, Seasonal
Corona-Norco Unified School District
Corona-Norco Unified School District: Public school district providing K-12 and adult educational services.
Demonstrated coaching ability in the sport, knowledge of fundamental and advanced techniques, CPR/AED/First Aid and coaching certifications, completion of NFHS/CIF coaching courses, proof of high school diploma or equivalent, and required clearances (TB, fingerprint Livescan).
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Ortho Assistant
South Gate or Long Beach or Torrance or Paramount
$20-$24/hr FieldFull Time
West Coast Dental
West Coast Dental: Operates a network of multi-specialty dental care clinics.
1+ YOE1+ year dental assistant experience preferred. Requires x-ray, infection control, CPR/First Aid; dental assisting school certificate preferred; bilingual English/Spanish required; strong communication and sterilization skills.
Autoclave/Chemiclave, Ultrasonic, Intra-oral Camera, O2, N2O, Handpieces, Digital X-ray, X-ray Machine
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Assistant Coach Of Track & Field
Redlands, California, United States
$59k/yr OnsiteFull Time
University of Redlands
University of Redlands: Private university providing undergraduate and graduate educational programs.
1+ YOEBachelor's degree, 1+ year track & field coaching experience, recruiting ability, knowledge of NCAA Division III, valid California Class C driver ability, ability to lift 50 lbs, evening/weekend availability, travel required.
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Executive Assistant
Los Angeles, California, United States
$90k-$115k/yr OnsiteFull Time
St. John's Community Health
St. John's Community Health: Provides comprehensive healthcare services to underserved communities in Los Angeles.
10+ YOEBA/BS in business or related field, 10+ years executive assistant experience, proficiency with Microsoft Office/PowerPoint, Great Plains and ADP, ability to type 50 wpm, strong communication and contract/requisition review skills.
Microsoft Office, Microsoft PowerPoint, Great Plains, ADP, Inspiration
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