Biochemist

Job Description

Job Description

Job Description

This role focuses on the purification and characterization of therapeutic protein reagents and antibodies to support ongoing therapeutic programs. The biochemist operates standard and automated purification systems, performs detailed analytical characterization, and documents and communicates findings clearly to project teams in a fast-paced, collaborative laboratory environment.

Responsibilities

• Purify therapeutic reagents and antibodies using standard protein purification systems and automated equipment.
• Perform protein purification and characterization by liquid chromatography techniques, including affinity chromatography, ion exchange (IEX), hydrophobic interaction chromatography (HIC), and size exclusion chromatography (SEC).
• Conduct protein characterization using Western blotting, SDS-PAGE electrophoresis, capillary electrophoresis SDS (CE-SDS), SEC chromatography, and spectrophotometry.
• Enter, analyze, and document data for purified and characterized reagents in Benchling and other data management tools.
• Prepare clear and concise presentations to summarize experimental results and conclusions.
• Communicate results, issues, and progress effectively to peers and leadership.
• Work productively in a fast-paced, collaborative team environment within a Protein Development group.
• Apply strong attention to detail and maintain high quality standards in experimental design, execution, and documentation.
• Manage multiple tasks and experiments simultaneously while maintaining strong organizational practices.
• Contribute to solving current technical challenges while proactively thinking about future improvements and solutions in purification and characterization workflows.

Essential Skills

• Bachelor’s or Master’s degree in Biochemistry, Chemistry, Chemical Engineering, or a related field.
• At least 2 years of industry or research laboratory experience.
• Hands-on experience with protein purification using standard and automated systems.
• Proficiency in protein characterization techniques, including SDS-PAGE, Western blotting, SEC, and related analytical methods.
• Experience with liquid chromatography methods such as affinity, IEX, HIC, and SEC.
• Ability to accurately enter, analyze, and document experimental data in electronic systems such as Benchling.
• Strong organizational skills and the ability to manage multiple experiments and priorities.
• Excellent verbal and written communication skills for clear reporting and presentation of results.
• Proven ability to work productively in a fast-paced, collaborative team environment.
• High attention to detail and a strong commitment to data quality and reproducibility.

Additional Skills & Qualifications

• Experience using CE-SDS and spectrophotometry for protein analysis.
• Familiarity with protein development and purification processing of therapeutic reagents.
• Demonstrated ability to think proactively about future solutions while addressing current technical challenges.
• Comfort working with automated laboratory equipment and modern data management tools.
• Interest in contributing to the development of innovative therapeutic proteins within a growing organization.

Work Environment

This is a full-time, Monday–Friday onsite position in a laboratory setting within a Protein Development group. The role involves working with standard and automated protein purification systems and a range of analytical instruments such as liquid chromatography systems, electrophoresis equipment, and spectrophotometers. The environment is fast-paced and highly collaborative, with a strong focus on scientific excellence and innovation. The broader organization offers a well-regarded company culture, a track record of multiple FDA-approved medicines, and significant internal research and development capabilities.

This is a Contract position based out of Tarrytown, NY.

The pay range for this position is $40.00 - $55.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in Tarrytown,NY.

This position is anticipated to close on Jun 15, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email View email address on ziprecruiter.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.