Upstream Associate

Job overview

The Upstream Associate role is onsite in Houston, TX. Compensation is not specified. Sino Biological supplies research reagents and provides technical and preclinical production services; its Houston facility supports bioprocessing and scientific work. The role assists with recombinant protein and antibody expression using mammalian cell cultures and supports protein quality-control testing. Accurate laboratory work, documentation, and collaboration help project teams deliver products and meet project timelines.

What you'll do

• Perform recombinant protein expression using mammalian systems such as HEK293 and CHO
• carry out cell thawing, expansion, transfection, and harvesting
• maintain cell cultures using aseptic techniques
• conduct protein quality-control assays
• record data in electronic lab notebooks
• prepare media and reagents
• support equipment setup, calibration, troubleshooting, and lab upkeep
• collaborate with downstream teams
• aliquot products
• follow safety and PPE protocols.

What we're looking for

Skills & competencies

upstream associate

houston tx

sino biological

biotechnology

mammalian cell culture

recombinant proteins

antibodies

protein quality control

aseptic technique

hek293

cho

laboratory documentation

onsite gym

onsite parking

Work arrangement

• Weekend coverage required

Benefits & perks

• Free onsite parking and gym
• career growth opportunities
• supportive team culture.

Why this role

Entry-level role combining upstream bioprocessing and protein quality control at the Houston facility, with potential weekend work and early or late weekday shifts.

About the employer

SIGNOBIO INC is hiring for this role. Industry: Research and Development in Biotechnology (except Nanobiotechnology). Sector: 54.