Client Service Associate Jobs for OPT Students
Client Service Associate roles are a strong fit for F-1 OPT students with backgrounds in business, communications, finance, or a related field. Most positions qualify as specialty occupations, supporting a smooth transition to H-1B sponsorship. Your OPT period gives you up to 12 months of authorized work, with a 24-month STEM extension available if your degree qualifies.
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INTRODUCTION
Ready to redefine what's possible in molecular diagnostics?
Join a team of brilliant, passionate innovators determined to transform healthcare. At BillionToOne, we've built a category-defining, publicly traded company on Nasdaq where transparency fuels trust, collaboration drives breakthroughs, and every contribution moves the needle on our mission to make life-changing diagnostics accessible to all. We don't just aim for incremental improvements; we build products that are 10x better than anything that exists today.
With over 700 employees, half a million patients helped, and one of the most successful IPOs in medical diagnostics history behind us, we're just getting started. Our scientists, engineers, sales executives, and visionaries are united by an unwavering commitment to changing the standard of care in prenatal and cancer diagnostics. This is where cutting-edge science meets human compassion, and every innovation you contribute helps remove the fear of the unknown from some of life's most critical medical moments.
If you're driven by purpose, energized by innovation, and ready to help shape the future of precision medicine at scale, this is where you belong.
ABOUT THE ROLE
We are looking for a Client Services Associate I, Prenatal (Women's Health) to provide exceptional service and support to BillionToOne's customers. This role is part of a broader Client Services organization.
The Client Services Associate I holds a pivotal role in the organization and will act as the face of BillionToOne for our customers including physicians, OB/GYN clinics, auxiliary staff, and patients. The ideal candidate for this role is an ambitious and intelligent individual who is highly self-motivated.
The Client Services Associate I is a full-time onsite position and reports to the Client Services Manager.
Working hours are Monday - Friday, 8:00 AM to 5:00 PM PT.
Responsibilities:
- Engage customers in a positive and courteous manner to resolve issues and deliver the best possible customer experience.
- Oversee and effectively respond to all types of communication in a professional and articulate manner: phone, email, and web inquiries from customers (physician offices), sales representatives, and patients.
- Handle a variety of inquiries, including questions about our technology, products, and services, status of test results, costs, billing, and insurance coverage.
- Keep precise and clear documentation of all communications and follow-up activities.
- Collaborate with our laboratory to ensure that client information is accurately maintained and help to ensure the timely delivery of test results.
- Contact physicians and other medical personnel to obtain missing information from test orders.
- Enter and qualify new customer information into CRM and LIMS systems.
- Identify issues and trends and collaborate with commercial leadership to develop best practices for internal and external processes.
- Participate in cross-functional projects that extend beyond routine responsibilities to contribute to building a world-class Customer Service organization.
- Represent the organization during intra-department meetings or All Hands meetings as needed.
Qualifications
- 1+ years of prior client-facing experience.
- 4-year college degree (or equivalent in experience).
- Experience with CRM tools (Salesforce, Zendesk, etc.) is a plus.
- Advanced organizational skills with the ability to handle multiple assignments simultaneously.
- Ability to work in a very fast-paced, demanding environment.
- Outstanding verbal, written, and presentation skills - ability to effectively tailor messages to different audiences.
- Passion for creating a delightful experience for internal and external customers.
- Ability to analyze complex situations independently and implement appropriate solutions.
Nice-To-Haves:
- Proficiency or fluency in Spanish to effectively assist our diverse customer base and ensure a seamless patient and client experience.
- Customer service experience in diagnostic laboratory setting.
Benefits And Perks:
- Working alongside brilliant, kind, passionate and dedicated colleagues, in an empowering environment, toward a global vision, striving for a future in which transformative molecular diagnostics can help millions of patients
- Open, transparent culture that includes weekly Town Hall meetings
- The ability to indirectly or directly change the lives of hundreds of thousands patients
- Multiple medical benefit options; employee premiums paid 100% of select plans, dependents covered up to 80%
- Extremely generous Family Bonding Leave for new parents (16 weeks, paid at 100%)
- Supplemental fertility benefits coverage
- Retirement savings program including a 4% Company match
- Increase paid time off with increased tenure
- Latest and greatest hardware (laptop, lab equipment, facilities)
- Daily on-site lunches provided from top eateries
- A variety of perks on campus (state of the art gym, restaurant)
- Free on-site EV charging (compatible with all EVs, including Tesla)
At BillionToOne, we are proud to offer a combination of (1) competitive base pay, (2) generous equity options offering, (3) corporate bonus program, on top of (4) industry leading company benefits (free healthcare options, 401k match, very generous fully paid parental leave, etc.).
For this position, we offer a total compensation package of $65,141 per year, including a base pay of $28.47 per hour.
BillionToOne is an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

INTRODUCTION
Ready to redefine what's possible in molecular diagnostics?
Join a team of brilliant, passionate innovators determined to transform healthcare. At BillionToOne, we've built a category-defining, publicly traded company on Nasdaq where transparency fuels trust, collaboration drives breakthroughs, and every contribution moves the needle on our mission to make life-changing diagnostics accessible to all. We don't just aim for incremental improvements; we build products that are 10x better than anything that exists today.
With over 700 employees, half a million patients helped, and one of the most successful IPOs in medical diagnostics history behind us, we're just getting started. Our scientists, engineers, sales executives, and visionaries are united by an unwavering commitment to changing the standard of care in prenatal and cancer diagnostics. This is where cutting-edge science meets human compassion, and every innovation you contribute helps remove the fear of the unknown from some of life's most critical medical moments.
If you're driven by purpose, energized by innovation, and ready to help shape the future of precision medicine at scale, this is where you belong.
ABOUT THE ROLE
We are looking for a Client Services Associate I, Prenatal (Women's Health) to provide exceptional service and support to BillionToOne's customers. This role is part of a broader Client Services organization.
The Client Services Associate I holds a pivotal role in the organization and will act as the face of BillionToOne for our customers including physicians, OB/GYN clinics, auxiliary staff, and patients. The ideal candidate for this role is an ambitious and intelligent individual who is highly self-motivated.
The Client Services Associate I is a full-time onsite position and reports to the Client Services Manager.
Working hours are Monday - Friday, 8:00 AM to 5:00 PM PT.
Responsibilities:
- Engage customers in a positive and courteous manner to resolve issues and deliver the best possible customer experience.
- Oversee and effectively respond to all types of communication in a professional and articulate manner: phone, email, and web inquiries from customers (physician offices), sales representatives, and patients.
- Handle a variety of inquiries, including questions about our technology, products, and services, status of test results, costs, billing, and insurance coverage.
- Keep precise and clear documentation of all communications and follow-up activities.
- Collaborate with our laboratory to ensure that client information is accurately maintained and help to ensure the timely delivery of test results.
- Contact physicians and other medical personnel to obtain missing information from test orders.
- Enter and qualify new customer information into CRM and LIMS systems.
- Identify issues and trends and collaborate with commercial leadership to develop best practices for internal and external processes.
- Participate in cross-functional projects that extend beyond routine responsibilities to contribute to building a world-class Customer Service organization.
- Represent the organization during intra-department meetings or All Hands meetings as needed.
Qualifications
- 1+ years of prior client-facing experience.
- 4-year college degree (or equivalent in experience).
- Experience with CRM tools (Salesforce, Zendesk, etc.) is a plus.
- Advanced organizational skills with the ability to handle multiple assignments simultaneously.
- Ability to work in a very fast-paced, demanding environment.
- Outstanding verbal, written, and presentation skills - ability to effectively tailor messages to different audiences.
- Passion for creating a delightful experience for internal and external customers.
- Ability to analyze complex situations independently and implement appropriate solutions.
Nice-To-Haves:
- Proficiency or fluency in Spanish to effectively assist our diverse customer base and ensure a seamless patient and client experience.
- Customer service experience in diagnostic laboratory setting.
Benefits And Perks:
- Working alongside brilliant, kind, passionate and dedicated colleagues, in an empowering environment, toward a global vision, striving for a future in which transformative molecular diagnostics can help millions of patients
- Open, transparent culture that includes weekly Town Hall meetings
- The ability to indirectly or directly change the lives of hundreds of thousands patients
- Multiple medical benefit options; employee premiums paid 100% of select plans, dependents covered up to 80%
- Extremely generous Family Bonding Leave for new parents (16 weeks, paid at 100%)
- Supplemental fertility benefits coverage
- Retirement savings program including a 4% Company match
- Increase paid time off with increased tenure
- Latest and greatest hardware (laptop, lab equipment, facilities)
- Daily on-site lunches provided from top eateries
- A variety of perks on campus (state of the art gym, restaurant)
- Free on-site EV charging (compatible with all EVs, including Tesla)
At BillionToOne, we are proud to offer a combination of (1) competitive base pay, (2) generous equity options offering, (3) corporate bonus program, on top of (4) industry leading company benefits (free healthcare options, 401k match, very generous fully paid parental leave, etc.).
For this position, we offer a total compensation package of $65,141 per year, including a base pay of $28.47 per hour.
BillionToOne is an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
How to Get Visa Sponsorship as a Client Service Associate
Target firms with H-1B sponsorship history
Financial services companies, consulting firms, and large banks sponsor Client Service Associates regularly. Search OFLC disclosure data to confirm a company has filed LCAs for this role before applying. Past sponsorship is the strongest predictor of future sponsorship.
Frame your degree as a specialty occupation match
Client Service Associate roles tied to finance, business analysis, or compliance are strongest for specialty occupation classification. Highlight how your degree directly connects to the technical requirements of the role in your resume and cover letter.
Ask about sponsorship before your final interview round
Raise sponsorship in a matter-of-fact way once you have genuine interest from the employer. Asking too early signals risk before you have leverage. Asking too late wastes both parties' time if the company has a firm no-sponsorship policy.
Build your profile on Migrate Mate to surface sponsoring employers
Migrate Mate aggregates Client Service Associate jobs from employers with verified sponsorship history. Filtering by sponsorship willingness at the search stage saves time and surfaces roles where your OPT status is not a disqualifier.
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Get Access To All JobsFrequently Asked Questions
Can F-1 OPT students work as Client Service Associates?
Yes. Client Service Associate roles at financial services firms, banks, and consulting companies generally qualify as specialty occupations tied to a bachelor's degree in business, finance, communications, or a related field. Your F-1 OPT work authorization allows you to work for any qualifying employer in a role directly related to your degree for up to 12 months.
Do Client Service Associate employers commonly sponsor H-1B visas?
Sponsorship varies by employer size and industry. Large financial institutions, asset management firms, and consulting companies with structured analyst programs regularly sponsor Client Service Associates for H-1B visas. Smaller firms and regional banks sponsor far less often. Searching Migrate Mate lets you filter for employers who have an active sponsorship history so you can focus your applications where they are most likely to lead to long-term authorization.
Does a Client Service Associate role qualify for the STEM OPT extension?
It depends on your degree, not the job title. If your bachelor's or master's degree is in a STEM-designated field such as finance, statistics, computer science, or information systems, you may qualify for a 24-month STEM OPT extension regardless of your job title. The extension is tied to the Classification of Instructional Programs code on your degree, which your DSO can confirm.
What happens if my OPT expires before my H-1B petition is approved?
If your employer files a cap-subject H-1B petition before your OPT expires and you have a timely filed extension application pending, you may be eligible for a 240-day cap-gap extension that bridges the gap between your OPT expiration and the October 1 H-1B start date. You must maintain valid F-1 status throughout and cannot work beyond the 240-day window without an approved status.
How do I find Client Service Associate jobs that are open to OPT candidates?
Most general job boards do not filter by sponsorship willingness, which means you spend significant time on roles that will screen you out. Migrate Mate is built specifically for F-1 OPT and visa-sponsored job seekers, aggregating Client Service Associate openings from employers with documented sponsorship histories so you can apply with confidence your status won't disqualify you at the offer stage.
See which Client Service Associate employers are hiring and sponsoring visas right now.
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