Healthcare Assistant Jobs at Quest Diagnostics with Visa Sponsorship
Healthcare Assistant roles at Quest Diagnostics sit at the center of patient-facing diagnostics work, from specimen collection to patient prep and processing. Quest has a consistent track record of sponsoring international workers in clinical support functions, making it a realistic target for visa-sponsored candidates in the healthcare space.
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Lab Assistant II - Histology - Brookfield, WI, Monday to Friday, 8: 00 AM to 5:00 PM
Pay range: $17.20+ per hour
Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications obtained. Market and organizational factors are also considered. Successful candidates may be eligible to receive annual performance bonus compensation.
Benefits information:
We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy, happy lives. Our pay and benefit plans have been designed to promote employee health in all respects – physical, financial, and developmental. Depending on whether it is a part-time or full-time position, some of the benefits offered may include:
- Day 1 Medical, supplemental health, dental & vision for FT employees who work 30+ hours
- Best-in-class well-being programs
- Annual, no-cost health assessment program Blueprint for Wellness®
- healthyMINDS mental health program
- Vacation and Health/Flex Time
- 6 Holidays plus 1 "MyDay" off
- FinFit financial coaching and services
- 401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service
- Employee stock purchase plan
- Life and disability insurance, plus buy-up option
- Flexible Spending Accounts
- Annual incentive plans
- Matching gifts program
- Education assistance through MyQuest for Education
- Career advancement opportunities
- and so much more!
Performs routine and limited non-routine functions to assist in the preparation of histopathology samples.
Quest Diagnostics honors our service members and encourages veterans to apply.
While we appreciate and value our staffing partners, we do not accept unsolicited resumes from agencies. Quest will not be responsible for paying agency fees for any individual as to whom an agency has sent an unsolicited resume.
Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/Gender Identity/Religion/National Origin/Disability/Vets or any other legally protected status.
Responsibilities:
- Perform routine and limited non-routine activities involved in the preparation of slides for microscopic evaluation by pathologist(s) (under general supervision and according to policies and procedures).
- Receive/collect, label and prepare tissue specimens for gross dissection.
- Perform routine maintenance and cleaning of equipment.
- Perform cover slipping of stained slides either manually and automated.
- Perform routine H&E staining either manually or automated.
- Prepare reagents for tissue processing and routine slide staining, under direct supervision.
- Process paperwork associated with accessioning and reporting.
- Responsible for all assigned clerical duties.
- Run and/or monitor pending lists, if applicable.
- Generate and maintain department statistics, if applicable.
- Monitor inventory, requisition supplies prior to depletion; stock and maintain laboratory supplies.
- Clean, sterilize, organize and maintain work area, glassware and laboratory equipment (e.g., refrigerators, freezers and supply cabinets, as needed).
- Comply with all health, quality and safety policies, procedures and practices. Required to use personal protective equipment.
- May assist technical staff with limited technical functions, with appropriate education and training. (Contact MQA-AP for specific guidance).
- Other duties as assigned. This is not an exhaustive list of all duties and responsibilities, but rather a general description of work performed by the position.
Required Work Experience:
One (1) year of histopathology or other laboratory experience
One (1) year of experience handling PHI and other patient information using an LIS
Preferred Work Experience:
Three (3) years of histopathology or other laboratory experience, including providing support to pathologists.
Physical and Mental Requirements:
- The normal performance of duties may require lifting and carrying objects: Objects 1 to 10 pounds are lifted and carried frequently; objects 11 to 25 pounds are lifted and carried occasionally; objects 36 to 50 pounds are seldom lifted or carried and objects over 50 pounds are not to be lifted or carried without assistance.
- Ability to stand and work at the bench for long periods of time.
- Frequent walking and/or standing.
- May be required to use a wide variety of laboratory instruments and apparatuses all of which demand significant manual dexterity.
Knowledge:
- Basic knowledge of operating non-complex instrumentation.
Skills:
- Must demonstrate the ability to follow a series of steps without confusion or errors on an ongoing basis and retain the information once learned.
- Must be detail-oriented, have the ability to work independently, establish work priorities and handle several tasks simultaneously for maximum department efficiency.
- Communication and interpersonal skills necessary to deal courteously and effectively with supervisors, co-workers and clients.
- Ability to deal with client information in a confidential manner.
- Proficiency in Microsoft Office (Word, Excel and Outlook) and Laboratory Information Systems.
- Ability to enter 6,000 alphanumeric keystrokes/hour.
Education:
- High School Diploma or Equivalent (Required)
- Some College Courses Science courses preferred (Preferred)

Lab Assistant II - Histology - Brookfield, WI, Monday to Friday, 8: 00 AM to 5:00 PM
Pay range: $17.20+ per hour
Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications obtained. Market and organizational factors are also considered. Successful candidates may be eligible to receive annual performance bonus compensation.
Benefits information:
We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy, happy lives. Our pay and benefit plans have been designed to promote employee health in all respects – physical, financial, and developmental. Depending on whether it is a part-time or full-time position, some of the benefits offered may include:
- Day 1 Medical, supplemental health, dental & vision for FT employees who work 30+ hours
- Best-in-class well-being programs
- Annual, no-cost health assessment program Blueprint for Wellness®
- healthyMINDS mental health program
- Vacation and Health/Flex Time
- 6 Holidays plus 1 "MyDay" off
- FinFit financial coaching and services
- 401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service
- Employee stock purchase plan
- Life and disability insurance, plus buy-up option
- Flexible Spending Accounts
- Annual incentive plans
- Matching gifts program
- Education assistance through MyQuest for Education
- Career advancement opportunities
- and so much more!
Performs routine and limited non-routine functions to assist in the preparation of histopathology samples.
Quest Diagnostics honors our service members and encourages veterans to apply.
While we appreciate and value our staffing partners, we do not accept unsolicited resumes from agencies. Quest will not be responsible for paying agency fees for any individual as to whom an agency has sent an unsolicited resume.
Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/Gender Identity/Religion/National Origin/Disability/Vets or any other legally protected status.
Responsibilities:
- Perform routine and limited non-routine activities involved in the preparation of slides for microscopic evaluation by pathologist(s) (under general supervision and according to policies and procedures).
- Receive/collect, label and prepare tissue specimens for gross dissection.
- Perform routine maintenance and cleaning of equipment.
- Perform cover slipping of stained slides either manually and automated.
- Perform routine H&E staining either manually or automated.
- Prepare reagents for tissue processing and routine slide staining, under direct supervision.
- Process paperwork associated with accessioning and reporting.
- Responsible for all assigned clerical duties.
- Run and/or monitor pending lists, if applicable.
- Generate and maintain department statistics, if applicable.
- Monitor inventory, requisition supplies prior to depletion; stock and maintain laboratory supplies.
- Clean, sterilize, organize and maintain work area, glassware and laboratory equipment (e.g., refrigerators, freezers and supply cabinets, as needed).
- Comply with all health, quality and safety policies, procedures and practices. Required to use personal protective equipment.
- May assist technical staff with limited technical functions, with appropriate education and training. (Contact MQA-AP for specific guidance).
- Other duties as assigned. This is not an exhaustive list of all duties and responsibilities, but rather a general description of work performed by the position.
Required Work Experience:
One (1) year of histopathology or other laboratory experience
One (1) year of experience handling PHI and other patient information using an LIS
Preferred Work Experience:
Three (3) years of histopathology or other laboratory experience, including providing support to pathologists.
Physical and Mental Requirements:
- The normal performance of duties may require lifting and carrying objects: Objects 1 to 10 pounds are lifted and carried frequently; objects 11 to 25 pounds are lifted and carried occasionally; objects 36 to 50 pounds are seldom lifted or carried and objects over 50 pounds are not to be lifted or carried without assistance.
- Ability to stand and work at the bench for long periods of time.
- Frequent walking and/or standing.
- May be required to use a wide variety of laboratory instruments and apparatuses all of which demand significant manual dexterity.
Knowledge:
- Basic knowledge of operating non-complex instrumentation.
Skills:
- Must demonstrate the ability to follow a series of steps without confusion or errors on an ongoing basis and retain the information once learned.
- Must be detail-oriented, have the ability to work independently, establish work priorities and handle several tasks simultaneously for maximum department efficiency.
- Communication and interpersonal skills necessary to deal courteously and effectively with supervisors, co-workers and clients.
- Ability to deal with client information in a confidential manner.
- Proficiency in Microsoft Office (Word, Excel and Outlook) and Laboratory Information Systems.
- Ability to enter 6,000 alphanumeric keystrokes/hour.
Education:
- High School Diploma or Equivalent (Required)
- Some College Courses Science courses preferred (Preferred)
See all 57+ Healthcare Assistant at Quest Diagnostics jobs
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Get Access To All JobsTips for Finding Healthcare Assistant Jobs at Quest Diagnostics Jobs
Certify Your Phlebotomy Credentials Before Applying
Quest Diagnostics prioritizes phlebotomy certification for Healthcare Assistant roles. A nationally recognized credential from ASCP or NHA signals clinical readiness and reduces employer risk, which matters when a company is weighing the additional steps of visa sponsorship.
Target Patient Service Center Locations Strategically
Quest operates thousands of Patient Service Centers across the U.S. High-volume markets like Texas, California, and Florida tend to post Healthcare Assistant openings more consistently. Concentrating your search on these regions improves your odds of landing a role that qualifies for sponsorship.
Confirm OPT Eligibility Covers Your Degree Field
F-1 OPT authorization requires that your role relate directly to your field of study. For Healthcare Assistants, a degree in health sciences, medical assisting, or a related clinical field is necessary. Confirm this alignment with your DSO before accepting an offer to avoid authorization issues.
Use Migrate Mate to Filter Open Roles by Visa Type
Quest posts Healthcare Assistant positions across many locations, but not every listing reflects sponsorship availability. Use Migrate Mate to filter open positions at Quest by the visa types they support, so you're only investing time in roles where your status is already a fit.
Understand How TN Classification Applies to Your Role
Canadian and Mexican nationals can pursue TN status for certain medical support roles. Confirm that your specific Healthcare Assistant title and duties align with a recognized TN occupation category before the offer stage, since misalignment can delay your start date significantly.
Clarify Sponsorship Timing During the Offer Stage
For H-1B sponsorship, USCIS cap registration opens in March for an October 1 start. If you receive an offer outside that window, ask Quest's HR team directly whether they'll file for the upcoming cycle or support a cap-exempt pathway through an affiliated hospital or research entity.
Healthcare Assistant at Quest Diagnostics jobs are hiring across the US. Find yours.
Find Healthcare Assistant at Quest Diagnostics JobsFrequently Asked Questions
Does Quest Diagnostics sponsor H-1B visas for Healthcare Assistants?
Yes, Quest Diagnostics sponsors H-1B visas for Healthcare Assistant roles. The role must qualify as a specialty occupation, which typically requires at least a bachelor's degree in a relevant clinical or health sciences field. If you're currently on OPT and receive an offer, Quest can file an H-1B petition on your behalf during the annual USCIS cap registration period each March.
How do I apply for Healthcare Assistant jobs at Quest Diagnostics?
Applications go through Quest's careers portal, where Patient Service Center and Healthcare Assistant listings are posted by location. Filtering by location and job type helps narrow results. You can also use Migrate Mate to browse open Healthcare Assistant positions at Quest that are flagged for visa sponsorship, so you can apply directly to roles where your immigration status is already a consideration.
Which visa types does Quest Diagnostics commonly use for Healthcare Assistant roles?
Quest sponsors Healthcare Assistants through H-1B, F-1 OPT, F-1 CPT, TN, and Green Card pathways including EB-2 and EB-3 classifications. F-1 OPT is the most common entry point for recent graduates in health sciences programs. EB-3 sponsorship is available for longer-tenured employees in clinical support roles, though it requires PERM labor certification filed through the Department of Labor.
What qualifications does Quest Diagnostics expect for Healthcare Assistant candidates?
Quest typically looks for phlebotomy certification from a recognized body such as ASCP or NHA, along with hands-on patient interaction experience. For sponsored roles, a degree in medical assisting, health sciences, or a related clinical field strengthens both your application and the employer's ability to support a specialty occupation classification with USCIS. Prior experience in a Patient Service Center environment is a distinct advantage.
How do I navigate the visa filing timeline after receiving an offer from Quest Diagnostics?
If you're on F-1 OPT, your work authorization is active and Quest can onboard you immediately. For H-1B sponsorship, USCIS cap registration runs in March with an October 1 effective date, so offers received mid-year require a bridge period on OPT or a cap-gap extension if your OPT expires during the transition. Confirm the exact filing plan with Quest's immigration team before your authorization lapses.
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