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Diamond Bar, CA Onsite

271 jobs found in Diamond Bar, CA

CC
Dec 15, 2025  
Worker's Compensation and Leave of Absence Specialist
Worker's Compensation and Leave of Absence Specialist Casa Colina is looking for someone with safety and worker’s compensation experience who is willing to also perform the required administrative roles of the job. This position works under general direction, performs Human Resources functions concentrated on employee safety, worker’s compensation, and leave of absence. To include, claims reporting and managing, maintaining the hospitals' employee safety program and supporting a culture of safety. It also assists with front office reception as needed. Maintains sufficient HR knowledge to answer routine questions, provides information to employees as written in policy and procedure manual, elevates issues to Head of HR as needed, assists with employee customer service function, acts as additional resource to Casa Colina Human Resources department. Coordinates and performs projects for the department. Requirements: Experience managing employee workers compensation...
Casa Colina Hospital and Centers for Healthcare Pomona, CA, USA
KC
Dec 17, 2025  
Bilingual Office and Accounting Assistant
$17.00 - $20.00 hourly
Bilingual Office and Accounting Assistant Join KASA Construction Inc. as an Bilingual Office and Accounting Assistant Job Title: Bilingual Office and Accounting Assistant Company Name: KASA Construction Inc. Salary: $17.00 - $20.00 per hour, depending on experience Full Job Description KASA Construction Inc., one of Southern California's leading heavy-civil construction and engineering companies, is seeking a highly organized and motivated Bilingual Office and Accounting Assistant to join our team. This role is essential in providing support across multiple departments, including Estimating, Project Management, Payroll, and HR. The ideal candidate will thrive in a fast-paced environment, demonstrate excellent communication skills, and align with KASA's culture of integrity, professionalism, and innovation. Who we are: KASA Construction Inc. is a full-service General Engineering Firm, specializing in Public Works and Commercial construction. With a broad range of...
KASA Construction Inc Chino, CA, USA
UU
Dec 15, 2025  
Cost Optimization Specialist (Bilingual Mandarin & English)
About UniUni Who Are We? UniUni is a Canadian courier for e-commerce and logistics companies that is full of energy and determination. Our team and technology elevates and streamlines fulfillment services in Canada to meet customers' demanding expectations. With tens of thousands of parcels fulfilled daily, we have established ourselves as a leader in the last mile delivery and e-commerce fulfillment operation in Canada. What Do We Offer? At UniUni, we offer exciting opportunities to our employees to achieve their career goals. We value lateral moves as much as vertical promotions – we believe all roles should develop your skills, broaden your experience, and help you build a rewarding career. We know you are not only seeking a job, but a career to pursue. If you are ready to join UniUni’s dynamic team, while working hard and having fun doing it, we invite you to apply online and let us know how you can be part of our success story. About the role We are...
UniUni Brea, CA, USA
Hd
Dec 15, 2025  
Business Outreach Specialist I
$23.00 - $26.45 hourly
Company Overview   The HdL Companies help cities, counties and special districts maximize revenues through research and discovery efforts, financial and economic analysis, and provision of software that supports local government operations in a variety of important ways. We are regarded as a leader, occupying a specific niche in the financial services sector, and serving over 600 local governments nationwide. Leveraging our talented team of professionals, along with leading edge software and database systems, HdL discovery efforts have recovered over $3 billion for our local government partners.   Core Values   HdL team members individually and collectively aspire to the following core values:   Deliver Excellence In Everything – We anticipate needs and believe that delivering extraordinary service, inside and outside our organization, is key to our success. We passionately pursue excellence in everything we do.   Do The Right Thing – We...
Hinderliter de Llamas & Associates Brea, CA, USA
co
Oct 04, 2025  
Accounts Payable Manager
Overview: CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management. With over 3,700 associates nationwide, we deliver tailored solutions to help businesses cut costs, improve equipment performance, and reduce emissions.   Our services include HVAC and refrigeration equipment sourcing, installation, repair, maintenance, monitoring, and optimization. We also offer engineering design, energy resilience and consumption optimization, asset recycling, and seamless multi-site rollouts across states.   Based in Southern California since 2007, CoolSys serves over 45,000 customer locations in industries like retail, food service, commercial, data centers, industrial, and pharmaceuticals.   No wonder Newsweek named CoolSys one of America’s Greatest Workplaces!   We understand that hiring great people is the foundation of everything we do. Our employee benefits packages include:...
coolsys Brea, CA, USA Full time
RF
Dec 13, 2025  
Construction Administrative Assistant
$25.00 - $30.00 hourly
Construction Administrative Assistant Keep Projects Running Smoothly Become a Construction Administrative Assistant at RMC Facilities Services, Inc.! Position Title: Construction Administrative Assistant Company Name: RMC Facilities Services, Inc. Pay Range: $25$30 per hour, depending on experience Job Overview RMC Facilities Services, Inc. is seeking a proactive and detail-oriented Construction Administrative Assistant to support our growing team. This full-time role is perfect for someone who thrives in a fast-paced environment and enjoys juggling a variety of tasksfrom coordinating meetings to managing construction documentation. Youll play a vital role in supporting multiple supervisors on commercial construction projects across Southern California, helping ensure everything runs efficiently behind the scenes. Who We Are RMC Facilities Services, Inc. is a full-service general contractor with over 50 years of experience serving the Southern...
RMC Facilities Services Inc Yorba Linda, CA, USA
AN
Dec 15, 2025  
Human Resources Generalist
Après Nail has innovated the nail market as the creator of Gel X. Our mission is to improve nail industry standards and the lives of nail artists by providing innovative products that help both them and their services thrive. Our nails are seen everywhere, from the Met Gala to the Oscars to your local nail salon. The Gel X revolution is real, and we're looking for our next great team member! POSITION OVERVIEW We are seeking an elevated, service-minded, bilingual HR Generalist with demonstrated experience supporting both non-exempt warehouse/production teams and exempt corporate employees . This individual will embody exceptional customer service, proactive support, and unwavering discretion while fostering an inspiring workplace environment.   KEY RESPONSIBILITIES Talent Acquisition & Onboarding Partner with HRBPs to attract high-caliber talent for both non-exempt and exempt roles, ensuring an exceptional, brand-aligned...
Apres Nail City of Industry, CA, USA
MB
Sep 20, 2025  
Distribution Operations/Supply Chain Intern
Responsibilities: Position Summary:     As a Distribution Operations Intern you will play an active role in the operation of a fast paced multi-million-dollar distribution center.  For 12 weeks during the summer, you will join our Distribution Operations team in one of our distribution centers across the US and receive an exceptional experience through a mix of on-the-job training, project management experience and ongoing mentorship from your leadership team.  Through this internship, you’ll have the opportunity to: Learn from and shadow distribution leaders. Gain exposure to the full lifecycle of our distribution model Participate and contribute to process improvement initiative. Provide insights and collaborate with business partners and leaders. Actively participate in advising specific functions within the Distribution Center Interns will be given the opportunity to manage and lead a process improvement project that supports a key...
Martin Brower City of Industry, CA, USA
Merakey
Dec 16, 2025  
Board Certified Behavior Analyst, BCBA
$92,560 yearly
We are seeking a Board Certified Behavior Analyst (BCBA) to join our team at our program in West Covina, CA Work under the direction of a Psychologist with a team of experienced BCBAs. This is a great opportunity for an experienced BCBA looking for career growth and access to continued trainings. Small case load, community based travel and the ability to develop your clinical skills. Provide training and ongoing support for robots during the onboarding process to ensure smooth integration and operation within the team. Earn up to $92,560 annually + mileage reimbursement Position Details Observe and interact with clients and home staff to provide behavior analysis insights, offering recommendations to the BCBA and administrative teams. Follow up regularly to ensure ongoing support and collaboration. Conduct comprehensive Functional Behavior Assessments (FBA) by observing participants in various settings, utilizing data from reports to inform your assessments, and working closely...
Merakey West Covina, CA, USA
AG
Dec 17, 2025  
Manufacturing Manager
Description: Description Arlon Graphics, LLC is a cast vinyl manufacturing company in the business of creating innovative material for visual expression. Founded in 1958, Arlon Graphics manufactures and markets high-quality pressure-sensitive materials for the fleet, architectural, digital imaging, and signage markets. Through more than 180 distribution partners across the globe, a growing number of strategically-positioned sales offices and warehouses, and customer-centric operations, Arlon is recognized as a global leader in graphic films. Join the Arlon Graphics conversation and follow us at @arlongraphics on Facebook, Instagram, Twitter, and LinkedIn. For more information, visit arlon.com. Why work here Vacation, Sick and Holiday Pay (collectively 26 days/year) Health Insurance (Medical, Dental, & Vision) 401(k) Retirement Plan with company match Life Insurance Career Development Support Employee Discount Program Annual Bonus Pay potential...
Arlon Graphics Placentia, CA, USA
Uo
Oct 16, 2025  
Senior HR Business Partner
Overview: Founded in 1965, UC Irvine is a member of the prestigious Association of American Universities and is ranked among the nation’s top 10 public universities by U.S. News & World Report. The campus has produced five Nobel laureates and is known for its academic achievement, premier research, innovation and anteater mascot. Led by Chancellor Howard Gillman, UC Irvine has more than 36,000 students and offers 224 degree programs. It’s located in one of the world’s safest and most economically vibrant communities and is Orange County’s second-largest employer, contributing $7 billion annually to the local economy and $8 billion statewide. To learn more about UC Irvine, visit www.uci.edu . UCI Human Resources (HR) serves the UCI enterprise in three distinct business units: Health (Academic Hospitals and Community Network), College of Health Sciences, and Main Campus. UCI HR's vision is to empower people to drive a culture of innovation, learning, and service that...
University of California, Irvine Placentia, CA, USA
State Farm Mutual Automobile Insurance Company
Dec 17, 2025  
Paralegal
$59,291 - $90,000 yearly
Location US-CA-Ontario Job Category Legal, Compliance, and Risk Management Position Type Regular Full Time Req ID 42540 Overview Being good neighbors – helping people, investing in our communities, and making the world a better place – is who we are at State Farm. It is at the core of how we operate and the reason for our success. Come join a #1 team and do some good! Responsibilities As a Fortune 50 company, we hire the best employees to serve our customers, making us a leader in the insurance and financial services industry. In 2024, the Leadership Council on Legal Diversity named State Farm a Top Performer and Compass Award Winner. Additionally, Fortune named State Farm one of the World’s Most Admired Companies. Our mission is to provide high quality legal services in a cost-effective manner and to act as strategic thinking partners for our client and customers. To succeed, we need self-starters who are agile, creative, collaborative, strategic,...
State Farm Mutual Automobile Insurance Company Ontario, CA, USA
State Farm Mutual Automobile Insurance Company
Dec 15, 2025  
Attorney
$114,400 - $195,000 yearly
Location US-CA-Ontario Job Category Legal, Compliance, and Risk Management Position Type Regular Full Time Req ID 42541 Overview Being good neighbors – helping people, investing in our communities, and making the world a better place – is who we are at State Farm. It is at the core of how we operate and the reason for our success. Come join a #1 team and do some good! Responsibilities As a Fortune 50 company, we hire the best employees to serve our customers, making us a leader in the insurance and financial services industry. In 2024, the Leadership Council on Legal Diversity named State Farm a Top Performer and Compass Award Winner. Additionally, Fortune named State Farm one of the World’s Most Admired Companies. Our mission is to provide high quality legal services in a cost-effective manner and to act as strategic thinking partners for our client and customers. To succeed, we need self-starters who are agile, creative, collaborative, strategic,...
State Farm Mutual Automobile Insurance Company Ontario, CA, USA
Uo
Dec 16, 2025  
Contract Administrator 3 - Procurement and Contracting - FT - Day - Hybrid
Overview: UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center , a 459-bed, acute care hospital in in Orange, Calif., four hospitals and affiliated physicians of the UCI Health Community Network in Orange and Los Angeles counties and ambulatory care centers across the region. Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center , high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center , gold level 1 geriatric emergency department and regional burn center . UCI Health serves a region of nearly 4 million people in Orange County, western Riverside County and...
University of California, Irvine Fullerton, CA, USA
Uo
Dec 11, 2025  
Contract Administrator 4 - Procurement and Contracting - FT - Day
Overview: UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center , a 459-bed, acute care hospital in in Orange, Calif., four hospitals and affiliated physicians of the UCI Health Community Network in Orange and Los Angeles counties and ambulatory care centers across the region. Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center , high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center , gold level 1 geriatric emergency department and regional burn center . UCI Health serves a region of nearly 4 million people in Orange County, western Riverside County and...
University of California, Irvine Fullerton, CA, USA
Uo
Sep 20, 2025  
Bus System Analyst 5 - Procurement and Contracting - FT - Day
Overview: UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center , a 459-bed, acute care hospital in in Orange, Calif., four hospitals and affiliated physicians of the UCI Health Community Network in Orange and Los Angeles counties and ambulatory care centers across the region. Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center , high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center , gold level 1 geriatric emergency department and regional burn center . UCI Health serves a region of nearly 4 million people in Orange County, western Riverside County and...
University of California, Irvine Fullerton, CA, USA
Rc
Dec 17, 2025  
Senior Accountant
Job Title: Senior Accountant FLSA Classification: Exempt Department: Accounting Reports To: Accounting Manager OVERVIEW: The Senior Accountant reports to the Accounting Supervisor/Accounting Manager. The overall responsibility is to perform critical account reconciliations and analyses; create and record journal entries; ensure the integrity of general ledge balances; and assist with the monthly accounting close and year end audit. RESPONSIBILITIES The following duties are not intended to serve as a comprehensive list of all duties performed, only a representative summary of the primary duties and responsibilities. Incumbent may not be required to perform all duties listed and may be required to perform additional, position specific duties. Reconciliations of major GL accounts such as cash, clearing, credit card receivable, sales tax payable, etc. Maintain and reconcile fixed asset ledgers. Handle monthly imports of franchise trial...
Rebel convenience stores Upland, CA, USA
Uo
Dec 17, 2025  
Revenue Cycle HC Analyst 3 - Revenue Integrity - FT Days
Overview: UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center , a 459-bed, acute care hospital in in Orange, Calif., four hospitals and affiliated physicians of the UCI Health Community Network in Orange and Los Angeles counties and ambulatory care centers across the region. Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center , high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center , gold level 1 geriatric emergency department and regional burn center . UCI Health serves a region of nearly 4 million people in Orange County, western Riverside County and...
University of California, Irvine Anaheim, CA, USA
Uo
Dec 17, 2025  
Pharmacy Analyst - Revenue Integrity - FT Days
Overview: UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center , a 459-bed, acute care hospital in in Orange, Calif., four hospitals and affiliated physicians of the UCI Health Community Network in Orange and Los Angeles counties and ambulatory care centers across the region. Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center , high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center , gold level 1 geriatric emergency department and regional burn center . UCI Health serves a region of nearly 4 million people in Orange County, western Riverside County and...
University of California, Irvine Anaheim, CA, USA
Uo
Dec 17, 2025  
Staff Physician
Overview: Founded in 1965, UC Irvine is a member of the prestigious Association of American Universities and is ranked among the nation’s top 10 public universities by U.S. News & World Report. The campus has produced five Nobel laureates and is known for its academic achievement, premier research, innovation and anteater mascot. Led by Chancellor Howard Gillman, UC Irvine has more than 36,000 students and offers 224 degree programs. It’s located in one of the world’s safest and most economically vibrant communities and is Orange County’s second-largest employer, contributing $7 billion annually to the local economy and $8 billion statewide. To learn more about UC Irvine, visit www.uci.edu .   UCI Family Medicine, a Department of the University of California-Irvine School of Medicine, is committed to upholding the highest professional and institutional standards. We thrive by promoting optimal health for patients, staff, trainees, and faculty. UCI Family Medicine...
University of California, Irvine Anaheim, CA, USA
 
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