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Research Assistant II

Careers Integrated Resources Inc Cambridge, MA (Onsite) Contractor
Job Title: Research Assistant II
Job Location: Cambridge, MA
Job Duration: 5-6 Months(possibility of extension)
Payrate: $39.00 - $42.00/ hr on w2

Duties and Responsibilities:
  • Support expression, conjugation, purification and characterization of proteins.
  • Develop and conduct biophysical and functional assays to validate various protein designs.
  • Perform plate-based assays to analyze samples downstream from in vivo studies.
  • Analyze, integrate and interpret data from multiple sources.
  • Diligently document work in digital systems and regularly communicate results in team and group settings.
  • Prepare reagents, solutions, and samples for analysis, including samples collected from in vivo studies (e.g. tissue homogenization and protein extraction).
  • Assist in method development, validation, and troubleshooting.
  • Ensure compliance with safety regulations and good research practices.
  • Work collaboratively in a team environment and manage priorities to achieve our goals.
Education and Experience:
  • Bachelor’s or Master’s degree in Protein Biochemistry/Biochemistry preferred, or related field.
  • With a Bachelor's Degree - At least 3-5 years of hands-on laboratory experience (industry).
  • With a Master's Degree - At least 1–3 years of hands-on laboratory experience (industry).
  • Experience with recombinant protein production, purification, and characterization.
  • Experience in FPLC protein purification using AKTA systems and Unicorn software (e.g. affinity chromatography, SEC, and IEX).
  • Experience in plate based functional assays (ELISA/client, functional assays, enzyme kinetics, chromogenic/fluorescent readouts, etc.)
  • Experience with protein bioconjugation and conjugate purification.
  • Experience with OligonucleoProduct and related methods a plus.
  • Experience using Benchling (eLN).
Knowledge, Skills and Abilities:
  • Protein characterization techniques (e.g. SDS-PAGE, Western Blots, endotoxin testing, HPLC, BLI (Octet) or SPR (Biacore)).
  • Strong organizational and documentation skills.
  • Ability to work independently and as part of a team.
  • Excellent communication and problem-solving skills.
  • A creative, problem-solving, collaborative, and goal-oriented mindset.
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Job Snapshot

Employee Type

Contractor

Location

Cambridge, MA (Onsite)

Job Type

Admin - Clerical

Experience

Not Specified

Date Posted

07/22/2025

Job ID

25-52929

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