Clinical Scientist Job at Parexel

Clinical Laboratory Scientist

We are looking for driven contract Clinical Laboratory Scientists (with Californ...

Location

United States , Union City

Salary:

70.00 USD / Hour

BillionToOne

Expiration Date

Until further notice

Requirements

Bachelor's degree in the chemical, physical or biological sciences
0-2 years of CLS experience in a clinical setting
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (California, CGMBS or Generalist license is required)
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems
Strong attention to detail and ability to work flexibly and well under given timeframes
Self-starter and dynamic team player with excellent verbal and written skills

Job Responsibility

Performs clinical laboratory assays to provide data for diagnosis, treatment, and prevention of disease
Performs quality control studies to ensure the accuracy of clinical data
Verifies instrument performance by checking and calibrating specific lab instruments and documents data
Contributes to troubleshooting, training, and continuous process improvement

What we offer

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
The ability to indirectly or directly change the lives of hundreds of thousands patients
Free 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)

Parttime

Lead Clinical Laboratory Scientist

Join a team of brilliant, passionate innovators who wake up every day determined...

Location

United States , Union City

Salary:

228788.00 USD / Year ▼

BillionToOne

Expiration Date

Until further notice

Requirements

Bachelor's degree in the chemical, physical or biological sciences
Minimum of 4 years of CLS experience in a clinical setting (molecular and/or high-complexity laboratory experience preferred)
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required)
Hands-on training and experience with manual molecular biology protocols, including DNA extraction, PCR, and automated liquid handlers
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems and Next-Generation Sequencing
Strong attention to detail and ability to work flexibly and well under given timeframes.
Self-starter and dynamic team player with excellent verbal and written skills.

Job Responsibility

Lead clinical laboratory daily supervision in alignment with company values and mission
Hold General Supervisor delegation and responsibilities including oversight and support of day-to-day operations, scheduling, and troubleshooting
Manage CLIA direct reports including licensed and/or unlicensed staff (CLS, Clinical Laboratory Assistants)
Contribute to continuous process improvement projects including tech transfer, troubleshooting, training, and validations
Perform clinical laboratory assays to provide data for diagnosis, treatment, and prevention of disease
Perform quality control studies to ensure the accuracy of clinical data
Verify instrument performance by checking and calibrating specific lab instruments and documents data

What we offer

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)

Fulltime

Clinical Laboratory Scientist (CLS), Oncology

Ready to redefine what's possible in molecular diagnostics? Join a team of brill...

Location

United States , Menlo Park

Salary:

156194.00 USD / Year ▼

BillionToOne

Expiration Date

Until further notice

Requirements

Bachelor's degree in the chemical, physical or biological sciences
1-2 years of CLS experience in a clinical setting
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required)
Hands-on training and experience with manual molecular biology protocols, including DNA extraction and PCR
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems
Strong attention to detail and ability to work flexibly and well under given timeframes
Self-starter and dynamic team player with excellent verbal and written skills

Job Responsibility

Performs clinical laboratory assays to provide data for diagnosis, treatment, and prevention of disease
Performs quality control studies to ensure the accuracy of clinical data
Verifies instrument performance by checking and calibrating specific lab instruments and documents data
Organizes and contributes to R&D to CLIA tech transfer and troubleshooting, training, and validations

What we offer

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)

Fulltime

Clinical Laboratory Scientist (CLS), Prenatal

We are looking for driven Clinical Laboratory Scientists (with California Clinic...

Location

United States , Union City

Salary:

200536.00 USD / Year ▼

BillionToOne

Expiration Date

Until further notice

Requirements

Bachelor's degree in the chemical, physical or biological sciences
1-2 years of CLS experience in a clinical setting
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required)
Hands-on training and experience with manual molecular biology protocols, including DNA extraction and PCR
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems
Strong attention to detail and ability to work flexibly and well under given timeframes
Self-starter and dynamic team player with excellent verbal and written skills

Job Responsibility

Performs clinical laboratory assays to provide data for diagnosis, treatment, and prevention of disease
Performs quality control studies to ensure the accuracy of clinical data
Verifies instrument performance by checking and calibrating specific lab instruments and documents data
Organizes and contributes to R&D to CLIA tech transfer and troubleshooting, training, and validations

What we offer

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)

Fulltime

Lead Clinical Laboratory Scientist (CLS), Oncology

Join a team of brilliant, passionate innovators who wake up every day determined...

Location

United States , Menlo Park

Salary:

228788.00 USD / Year ▼

BillionToOne

Expiration Date

Until further notice

Requirements

Bachelor's degree in the chemical, physical or biological sciences
Minimum of 4 years of CLS experience in a clinical setting (molecular and/or high-complexity laboratory experience preferred)
A current California Clinical Laboratory Scientist License that meets requirements for Testing Personnel under CLIA regulations (42 CFR, part 493) (ASCP, CGMBS or generalist license is required)
Hands-on training and experience with manual molecular biology protocols, including DNA extraction, PCR, and automated liquid handlers
Advanced knowledge of Google Docs, Word, Excel, basic statistics and familiarity with LIMS systems and Next-Generation Sequencing
Strong attention to detail and ability to work flexibly and well under given timeframes.
Self-starter and dynamic team player with excellent verbal and written skills.

Job Responsibility

Lead clinical laboratory daily supervision in alignment with company values and mission
Hold General Supervisor delegation and responsibilities including oversight and support of day-to-day operations, scheduling, and troubleshooting
Manage CLIA direct reports including licensed and/or unlicensed staff (CLS, Clinical Laboratory Assistants)
Contribute to continuous process improvement projects including tech transfer, troubleshooting, training, and validations
Perform clinical laboratory assays to provide data for diagnosis, treatment, and prevention of disease
Perform quality control studies to ensure the accuracy of clinical data
Verify instrument performance by checking and calibrating specific lab instruments and documents data

What we offer

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)

Fulltime

Sr. Director, Clinical Scientist

The Sr. Director, Clinical Scientist plays a pivotal role in shaping the clinica...

Location

United States , Philadelphia

Salary:

Not provided

Cabaletta Bio Inc

Expiration Date

Until further notice

Requirements

Advanced degree (MS, Ph.D., Pharm.D., M.D., or equivalent) in a relevant scientific discipline preferred
7+ years of clinical development experience within biotech, pharmaceutical, or academic settings, with demonstrated leadership in advancing programs through early and late-stage development
Cell and gene therapy experience—particularly in CAR-T or T-cell–based modalities—strongly preferred
autoimmune disease experience highly desirable
Deep understanding of T-cell biology, immunology, and translational science principles relevant to cellular therapy
Proven ability to author and critically review clinical protocols, study reports, and regulatory documents, ensuring scientific integrity and compliance with ICH-GCP and global regulatory standards
Demonstrated skill in analyzing complex clinical data, conducting literature reviews, and synthesizing insights to inform program strategy
Exceptional scientific judgment, attention to detail, and analytical rigor
Strong communication and collaboration skills, with the ability to influence and partner effectively across cross-functional teams, investigators, and external experts
Highly organized with the ability to manage multiple priorities in a fast-paced, evolving environment.

Job Responsibility

Serve as the clinical science lead for assigned CAR-T programs, partnering with the Medical Director on the design, execution, and interpretation of clinical studies across all phases of development
Author and oversee key clinical documents — including protocols, amendments, informed consent forms, investigator brochures, clinical study reports, and regulatory submissions (e.g., INDs, CTAs, DSURs, BLAs/MAAs)
Review, analyze, and interpret emerging clinical data (safety, efficacy, PK/PD) to identify trends and issues, ensuring timely resolution through cross-functional collaboration
Conduct literature and competitive landscape reviews to inform study design, data interpretation, and program strategy
Provide ongoing data review to ensure study conduct aligns with protocol, patient safety standards, and data integrity expectations
Collaborate with the Medical Monitor to ensure awareness of key safety and efficacy findings, supporting SAE review, narrative development, and safety governance activities
Lead or support governance activities, including preparation and presentation of materials for Development, Executive, and Scientific Steering Committees, as well as oversight of external boards (e.g., DSMB, adjudication committees)
Contribute to and present scientific and clinical data internally and externally (e.g., investigator meetings, scientific conferences, regulatory interactions)
Serve as the clinical science representative on cross-functional development and study teams, providing scientific and strategic input to ensure cohesive execution
Mentor study team members and contribute to vendor oversight to ensure consistency, quality, and scientific rigor across all clinical deliverables

What we offer

health and retirement, PTO, and stock option plans

Clinical Laboratory Scientist II

May possibly be hired/classified as CLS-II working one to two sections of the La...

Location

United States , Glendale

Salary:

52.04 - 77.42 USD / Hour

American Nursing Care

Expiration Date

Until further notice

Requirements

Minimum five years experience in an acute care facility laboratory working in 2-3 sections of the Laboratory or seven or more years working 1-2 sections
Internal candidate promotions based on total experience job performance as a CLS-II and potential for success as a CLS-III
As required for licensure in State of California. Active California Clinical Laboratory Scientist License.

Job Responsibility

Under the direction of the Laboratory Medical Director Laboratory Director and Section Supervisor a Clinical Laboratory Scientist II is assigned the responsibility of: occasionally obtaining the sample to be tested from a patient
routinely analyzing specimens for reportable results by standard procedures
recording and transmitting results to the physician initiating the request
and working in two or three of the laboratory section(s).

What we offer

medical
prescription drug
dental
vision plans
life insurance
paid time off
tuition reimbursement
retirement plan benefit(s) including, but not limited to, 401(k), 403(b), and other defined benefits offerings

Parttime

Reporting Clinical Laboratory Scientist

The Prenatal Reporting Clinical Laboratory Scientist (RCLS) is responsible for p...

Location

United States , Union City

Salary:

126721.00 - 172625.00 USD / Year

BillionToOne

Expiration Date

Until further notice

Requirements

Must possess an active and valid CLS or Clinical Genetic Molecular Biologist Scientist (CGMBS) license issued by the state of California
Must fulfill requirements stated in 42 CFR 493.1489 OR 493.1491
Must fulfill requirements stated in the College of American Pathologists Molecular Pathology Checklist
Working knowledge of local, state, and federal laboratory regulations required
Bachelor’s degree or equivalent in Biomedical Laboratory Sciences, Clinical Science or related field required
At least one year of Clinical Laboratory experience or equivalent high complexity and volume laboratory experience required
Experience with molecular biology techniques required
Experience with Sanger sequencing analysis, trinucleotide repeat analysis, MLPA analysis, or NGS QC preferred
Laboratory experience in molecular biology within the last year preferred
Strong computer and automation skills are preferred

Job Responsibility

Clinical Data Review, Interpretation, and Reporting: Review and interpret clinical genomics data, and sign out clinical laboratory reports, ensuring accuracy and reliability of clinical reporting
Quality Assurance: Partner with Quality Management team on QC and QA programs to maintain the highest standards in laboratory testing and reporting, ensuring adherence to CLIA, CAP, and other regulatory guidelines
Process Improvement: Identify opportunities for process optimization, efficiency enhancement, and cost-effective laboratory practices
Collaborate with Research & Development, bioinformatics and Genomic Technology team to develop, validate, and implement of new laboratory tests, methodologies, and data management and reporting systems
Team Leadership: Provide leadership and guidance to laboratory staff, including scientists, technicians, and support personnel
Collaboration: Collaborate with cross-functional teams, including Lab Operation, Customer Service, Product, Commercial, to support company goals
Analysis and Reporting (70%): Execute the bioinformatics pipelines that process and analyze raw data from samples
Manage daily test processing needs with the highest emphasis on quality
Present sample results to additional RCLSs, Laboratory Director, and/or other clinical personnel for subsequent clinical reporting
Reviewing and releasing sample reports under the purview of the Laboratory Director

What we offer

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)
Free 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)

Fulltime

Clinical Scientist

Parexel

Location:
United States

Category:
Research and Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
January 24, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Clinical Scientist

Clinical Laboratory Scientist

Lead Clinical Laboratory Scientist

Clinical Laboratory Scientist (CLS), Oncology

Clinical Laboratory Scientist (CLS), Prenatal

Lead Clinical Laboratory Scientist (CLS), Oncology

Sr. Director, Clinical Scientist

Clinical Laboratory Scientist II

Reporting Clinical Laboratory Scientist

Clinical Scientist

Parexel

Location:United States

Category:Research and Development

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:January 24, 2026

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Clinical Scientist

Clinical Laboratory Scientist

Lead Clinical Laboratory Scientist

Clinical Laboratory Scientist (CLS), Oncology

Clinical Laboratory Scientist (CLS), Prenatal

Lead Clinical Laboratory Scientist (CLS), Oncology

Sr. Director, Clinical Scientist

Clinical Laboratory Scientist II

Reporting Clinical Laboratory Scientist

Location:
United States

Category:
Research and Development

Contract Type:
Not provided

Job Posted:
January 24, 2026