On-site Jobs in California, United States

10,000 jobs available

Discover On-site Jobs opportunities in California, United States. Find your perfect role from leading companies across the region.

Showing 20 of 10,000 jobs

MOCVD Operator, Production

Semtech

USA - Alhambra, CA Full-time On-site $24 - $35 / hour

The MOCVD Operator, Production role supports daily MOCVD operation, material measurement, and data recording at the Alhambra, CA facility. Day-to-day duties include executing wafer etching, loading/unloading, recipe running, characterization with golden and epi wafers, and entering calibration and process data into SPC and schedule sheets.

Last seen Sep 3, 2026
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Regional Support Supervisor - Los Gatos, CA

Anywhere Real Estate Inc.

Los Gatos, CA, United States Full-time On-site

The Regional Support Supervisor at Anywhere Real Estate Inc. (Coldwell Banker brand) provides administrative, operational, and customer service support to a pod of branch offices, leaders, and agents in Los Gatos, CA. Day-to-day, the role serves as the first point of escalation, manages RSS workflow and team huddles, coaches Regional Support Specialists, ensures office organization and supply stocking, supports agent transactions and onboarding, and assists Branch Leaders with promotional items

Last seen Sep 3, 2026
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Principal Healthcare Compliance Manager, Healthcare Compliance Office (HCO), Advisory

Genentech

South San Francisco Full-time On-site $176,500 - $327,900 / year

The Principal Healthcare Compliance Manager sits within Genentech's Healthcare Compliance Office (HCO) in Advisory, based on-site in South San Francisco, CA. As a senior compliance advisor, you serve as the primary consultant for multiple business units, developing policy, guidelines, and training for complex risk areas while advising Roche global partners on US regulatory changes. You hold full strategic responsibility for understanding business priorities, researching evolving regulations, inf

Last seen Sep 3, 2026
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2027 Spring Intern - Pharma Technical Development - Engineering and Manufacturing Focus

Genentech

South San Francisco Full-time On-site $28 - $41 / hour

The Pharmaceutical Technical Development (PTD) team at Genentech develops and supports robust, cost-effective production methods and technologies for innovative therapeutics across Research, Development, Commercial, and Product Operations. As a Technical Development Intern with an Engineering and Manufacturing focus, you may work on projects within the PTD Clinical Supply Network such as Clinical Drug Substance Manufacturing Operations, Process Development Engineering, or developing data tools f

Last seen Sep 3, 2026
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Mail Services Specialist

Ricoh Americas

Milpitas, CA, United States Full-time On-site $21 - $27 / hour

Ricoh Americas is seeking a Mail Services Specialist in Milpitas, CA, to provide on-site service operations including mail handling, shipping/receiving, copier operation and maintenance, and customer support. The role involves daily mail pickup and distribution, running high-volume production equipment, performing basic troubleshooting, and supporting building functions like meeting setups.

Last seen Sep 3, 2026
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Continuous Improvement Engineer

Howmet Aerospace Inc.

Rancho Cucamonga, CA, United States Full-time On-site

The Continuous Improvement Engineer at Howmet Aerospace Inc. supports the organization by planning, implementing, and following through on continuous improvement initiatives within the company's operating model. Day-to-day, the role leads cross-functional initiatives for safety, on-time delivery, production efficiency, and scrap reduction, works with Operations, Engineering, Planning, and Facilities to remove bottlenecks, and establishes and tracks KPIs.

Last seen Sep 3, 2026
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Maintenance Supervisor-2nd shift

Howmet Aerospace Inc.

Rancho Cucamonga, CA, United States Full-time On-site

The Maintenance Supervisor-2nd shift at Howmet Aerospace Inc. in Rancho Cucamonga, CA, oversees safe maintenance, repair, and replacement of plant equipment and systems to maximize production quantity and quality while supporting company goals. Day-to-day work includes executing the plant maintenance program for the assigned shift with an emphasis on planning, scheduling, and preventive/predictive maintenance; monitoring spare parts and supplies; maintaining and repairing shop equipment; assisti

Last seen Sep 3, 2026
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Manufacturing Operations Manager

Howmet Aerospace Inc.

Fullerton, CA, United States Full-time On-site $140,000 - $170,000 / year

Howmet Fastening Systems (HFS), a business unit of Howmet Aerospace Inc., is hiring a Manufacturing Operations Manager for its Fullerton, CA location. The role leads daily management and leadership of all assigned resources within the Industrial team, overseeing schedule adherence, productivity, personnel development, training, and departmental goals in a high-volume, high-mix machining environment.

Last seen Sep 3, 2026
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Executive Business Partner

Gimlet Labs

San Francisco, California, United States Full-time On-site $140,000 - $180,000 / year

Gimlet is building the first multi-silicon neocloud designed for fast, efficient AI inference, combining large-scale compute infrastructure with an execution platform that partitions AI workloads. As an Executive Business Partner, you will help Gimlet’s executives and leadership team operate effectively as the company scales by managing complex schedules, communications, travel, and follow-through while serving as a liaison among the executives you support.

Last seen Sep 3, 2026
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Member Service Associate (Teller)

Redwood Credit Union

San Rafael, California Part-time On-site $23 - $29 / hour

Redwood Credit Union (RCU) seeks a Part-Time Member Service Associate (Teller) in San Rafael, California to perform routine teller work, deliver exceptional member service, and support branch success through product referrals. Day-to-day duties include completing accurate member transactions, balancing cash and checks, cross-selling RCU products, safeguarding member information, and handling branch opening/closing tasks.

Last seen Sep 3, 2026
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RN - CVICU - FT Night

Providence Health & Services

Tarzana, CA, United States Full-time On-site

Providence nurses deliver patient-focused, whole-person care in the CVICU at the Tarzana, CA location. The role involves providing specialized, compassionate nursing support on 12-hour night shifts in an on-site setting.

Last seen Sep 3, 2026
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Security Officer - Security

Providence Health & Services

Torrance, CA, United States Full-time On-site

Security Officer at Providence Health & Services, Providence Little Company Of Mary Torrance Hospital, maintaining a safe and secure environment for hospital patients, visitors, and employees under general supervision. Duties include monitoring the facility and assisting with patient restraints across age groups by following the nurse in charge.

Last seen Sep 3, 2026
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Certified Nursing Assistant - Oncology Per-diem Night

Providence Health & Services

Santa Monica, United States Part-time On-site

The Certified Nursing Assistant (CNA) at Saint John's Health Center, part of Providence Health & Services in Santa Monica, CA, supports the mission of whole-person, patient-focused care by assisting Registered Nurses and Licensed Vocational Nurses with patient care tasks and unit-based activities in the assigned department. This per-diem, part-time, on-site night shift role requires California Nursing Assistant certification and BLS upon hire.

Last seen Sep 3, 2026
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RN Assistant Nurse Manager - Women and Children Services

Providence Health & Services

Santa Rosa, CA, United States Full-time On-site

The RN Assistant Nurse Manager - Women and Children Services at Providence Santa Rosa Memorial Hospital in Santa Rosa, CA, supports the unit director/manager in planning, organizing, directing, and evaluating unit services while providing managerial presence across all shifts. Day-to-day, the role manages clinical and non-clinical caregivers, contributes to performance evaluations, ensures compliance with professional nursing standards and regulatory requirements, and implements and monitors pol

Last seen Sep 3, 2026
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Emergency Technician - Full Time Evenings

Providence Health & Services

Santa Monica, United States Full-time On-site

Emergency Technician at Providence Saint John’s Health Center in Santa Monica, CA, supporting the Emergency Department’s mission and vision. The role provides direct patient care and clerical support within the Emergency Room, cooperating with physicians, physician assistants, interdepartmental staff, patients, and families to maintain communication and positive patient outcomes.

Last seen Sep 3, 2026
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Ultrasound Technologist - Ultrasound

Providence Health & Services

Napa, CA, United States Full-time On-site

The Ultrasound Technologist at the Napa, CA facility performs ultrasonic diagnostic imaging under the direction of Radiologists, Cardiologists, and the Sonography Supervisor. Day-to-day duties include producing and evaluating high-frequency sound wave images for physician diagnosis, coordinating exams, and handling related clerical tasks while complying with Federal, State, and Joint Commission standards.

Last seen Sep 3, 2026
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Patient Services Specialist - PAIN MANAGEMENT

Providence Health & Services

Fullerton, CA, United States Full-time On-site

The Patient Services Specialist – Journey Level supports Providence's pain management care team in Fullerton, CA, performing core front-office functions with increased independence. Day-to-day duties include patient registration, appointment scheduling, insurance verification, and general clerical work, all delivered with compassionate service and effective communication.

Last seen Sep 3, 2026
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Patient Services Specialist - Gastroenterology

Providence Health & Services

Fullerton, CA, United States Full-time On-site

The Patient Services Specialist – Journey Level at Providence in Fullerton, CA, supports gastroenterology patients and families through core front-office operations. Day-to-day work includes patient registration, appointment scheduling, insurance verification, and general clerical duties, performed with increased independence and efficiency.

Last seen Sep 3, 2026
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Research Support Assistant - Anastassiou Lab - Department of Neurosurgery (Per Diem)

Cedars-Sinai Medical Center

Los Angeles, CA, United States Full-time On-site

The Anastassiou Lab within the Department of Neurosurgery at Cedars-Sinai Medical Center seeks a Research Support Assistant to provide clerical and administrative support for clinical research protocols. Day-to-day work includes document management, obtaining signatures for grants and protocols, sample preparation and shipping, maintaining study supplies and kits, acquiring outside research records, scheduling research meetings, and ensuring compliance with FDA, IRB, HIPAA, and GCP guidelines.

Last seen Sep 3, 2026
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Manager, Regional Marketing Strategy, Popeyes, US West

Restaurant Brands International

Los Angeles, CA Full-time On-site $105,000 - $115,000 / year

The Manager, Regional Marketing Strategy, Popeyes, US West develops and executes regional marketing plans that drive franchisee sales, traffic, and profitability across the West US division. Day-to-day work includes analyzing business performance, partnering with franchisees, and collaborating cross-functionally with Field Operations, Media, Merchandising, Analytics, and other teams to align plans with national strategy.

Last seen Sep 3, 2026
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On-site Jobs in California: FAQ

How many On-site Jobs in California are open right now?

10,000 On-site Jobs in California are live on NextGig, all seen active within the last 45 days. The list refreshes daily as new roles are posted and filled ones drop off.

Which companies are hiring for On-site Jobs in California?

Employers with current openings include Semtech, Anywhere Real Estate Inc., Genentech, Ricoh Americas, Howmet Aerospace Inc., Gimlet Labs, and others. Every listing links straight to the employer's application page.

What do On-site Jobs in California pay?

8 of the 20 newest listings disclose pay, for example $24 - $35 / hour at Semtech, $176,500 - $327,900 / year at Genentech, $28 - $41 / hour at Genentech. Open a listing for the full compensation details.