Senior Protein Expression & Purification Specialist (Contract)

Piper Companies; Cambridge (MA); On-site; USD 69,000 - 90,000; Full time

Benefits offered by this job

Comprehensive benefits

On-site in Cambridge

Contract position (6-12 months)

Job summary

Piper Companies seeks a Senior Research Associate to support protein expression and purification activities for immunology programs. The role executes established lab protocols, generates high-quality protein material, and maintains accurate experimental records.

This 6-12 month contract requires onsite work in Cambridge, MA. Responsibilities include recombinant protein expression, ÄKTA/FPLC purification, and collaboration with lab teams to meet timelines.

Qualifications

• BS or MS in Biochemistry, Molecular Biology, Biotechnology, or related discipline.
• 2–5 years of relevant laboratory or industry experience.
• Hands-on protein expression, purification, and inclusion body experience.
• Experience with ÄKTA, FPLC, or similar chromatography systems.
• Strong documentation, organization, and communication skills.
• Cell culture, immunology, or mass spectrometry experience is a plus.

Responsibilities

• Perform recombinant protein expression and ÄKTA/FPLC purification.
• Purify cytosolic, secreted, and inclusion body-derived proteins.
• Perform basic protein characterization and quality control.
• Maintain accurate experimental records and electronic lab notebooks (ELN).
• Collaborate with laboratory teams to meet project timelines.

Skills

Protein expression

Protein purification

ÄKTA/FPLC

Chromatography

Documentation (ELN)

Collaboration

Education

BS or MS in Biochemistry, Molecular Biology, Biotechnology, or related

Tools

ÄKTA

FPLC

Chromatography systems

Job description

Piper Companies seeks a Senior Research Associate to support protein expression and purification activities for immunology programs. The role executes established lab protocols, generates high-quality protein material, and maintains accurate experimental records.

This 6-12 month contract requires onsite work in Cambridge, MA. Responsibilities include recombinant protein expression, ÄKTA/FPLC purification, and collaboration with lab teams to meet timelines.