Sr. Scientist/Engineer

4 days ago

San Diego, California, United States Shreenika Full time $120,000 - $160,000 per year

Job Title: Sr. Scientist, Downstream Processing

Location: San Diego

Job Type: Full-Time

Work Authorization: Applicants must be authorized to work in the U.S. without employer sponsorship.

About the Role

We are seeking a Senior Downstream Processing Scientist/Engineer to join our growing team at Shreenika. The ideal candidate will lead process development, scale-up, and optimization of product recovery and purification from microbial fermentation and/or enzymatic biocatalysis processes. This individual will be responsible for designing, executing, and analyzing DSP unit operations that achieve robust yield, purity, and cost targets at laboratory, pilot scale and commercial scale. The role will collaborate closely with fermentation, analytical, and formulation teams to establish end-to-end integrated bioprocesses. We're looking for someone who is scientifically curious, hardworking, and brings a collaborative, can-do attitude to the lab every day.

At Shreenika, you'll work with a passionate and interdisciplinary team at the forefront of bioengineering. We value innovation, integrity, and initiative — and we're excited to welcome a new scientist who shares our drive to make a real impact.

Key Responsibilities

As Sr. Scientist/Engineer, your responsibilities will include, but are not limited to:

  • Lead the development and optimization of downstream processes for small molecules, peptides, and proteins derived from fermentation.
  • Translate lab-scale DSP methods into pilot and commercial production workflows; define
  • Provide technical guidance and mentorship to junior team members.
  • Collaborate cross-functionally with fermentation, analytics, and manufacturing partners to support scale-up and technology transfer.
  • Ensure timely delivery of high-quality material for customer projects and internal R&D.

Qualifications

  • Ph.D. in Chemistry, Biochemistry, or Bio/Chemical Engineering, or a related field with 5 years of relevant industry experience;

OR M.S. with 5 -7 years;

OR B.S. with 7 -10 years of relevant industry experience.

  • Strong background in purification of peptides, proteins, and small molecules from fermentation broth.
  • Demonstrated experience and success in pilot-scale and commercial DSP operations.
  • Strong hands-on laboratory and process development skills.
  • Strong understanding of mass transfer, thermodynamics, and process scale-up principles.
  • Proven technical expertise and problem-solving ability in downstream processing.
  • Prior management or team leadership experience.
  • Excellent organizational, documentation, and communication skills.
  • Positive attitude, team-oriented mindset, and strong work ethic.
  • Must be legally authorized to work in the United States without employer sponsorship.

Job Type: Full-time

Pay: $100, $140,000.00 per year

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance

Work Location: In person

  • sr data scientist

    2 days ago

    San Jose, California, United States Infinity Quest Full time $120,000 - $240,000 per year

    Job DescriptionPosition : SR Data ScientistExperience : 12 + to 15 +Location : Sanjose ,CAKey Responsibilities / Activities:Build and maintain data pipelines and ETL processes on GCP.Support the deployment and adoption of AI and data tools within client organizations.Work closely with clients to understand requirements and provide technical guidance.Handle...

  • Sr Computational Scientist

    4 days ago

    South San Francisco, California, United States Myriad Genetics Full time $150,000 - $200,000 per year

    Job DescriptionOverviewThe Sr Computational Scientist builds and maintains the underlying assays and analytical pipelines, working closely with molecular biologists and software engineers. Contributions include validating product updates, developing statistical analysis methods, and sharing methods in the form of simple re-usable software.ResponsibilityMake...

  • Sr. Staff Engineer, Mechanical Engineering

    4 days ago

    San Diego, California, United States Foresite Labs Full time

    In this role as a Sr Staff Mechanical Engineer, you'll drive the architecture and delivery of primary modules of our fluidics automation system including reagent storage and delivery, thermal control systems, and part handling automation. You will be a key member of the core engineering team responsible for defining and delivering our flagship platform.Key...

  • Sr. Scientist

    4 days ago

    South San Francisco, California, United States Orion Group Full time $75,000 - $78,000 per year

    Sr. Scientist$75 - $78/hr medical benefits available at a cost1 year initial contract with possibility of extensionOnsite in South San Francisco, CAStandard first shift M-FOrion Project Services and our largest US client have teamed up for an exciting contract opportunity in South San Francisco Our client is seeking a talented and motivated Senior Research...

  • Sr. Software Developer

    4 days ago

    San Diego, California, United States T3W Business Solutions Inc Full time $120,000 - $180,000 per year

    T3W Business Solutions, Inc. is a Woman-Owned Small Business with Headquarters located in San Diego, CA. It is our mission to help our clients develop strategies to optimize their use of space and resources resulting in maximum benefits; we also deliver quality data and analysis to support our client's daily facility operations, planning, and compliance...

  • Engineering Technician or Sr. Engineering Technician

    4 days ago

    San Diego, California, United States OTAY WATER DISTRICT Full time $70,000 - $85,000 per year

    General DutiesCompensationEngineering Technician: $ $50.06Sr. Engineering Technician: $ $55.19Ideal CandidateAre you an analytical person with great attention to detail? Do you have experience in an engineering or construction environment performing designs and assisting Civil Engineers in the design of Capital Improvement Program (CIP) projects? Do you have...

  • Sr Data Scientist, TLM

    4 days ago

    San Francisco, California, United States Uber Full time $169,000 - $188,000 per year

    About The RoleAs a Data Science, Tech Lead Manager (TLM), you will play an instrumental role in shaping how Uber tracks its financial data as well as understands and optimizes its financial performance across diverse business lines. You'll work on a wide range of initiatives from building scalable financial data products and developing predictive models to...

  • Sr. Growth Data Scientist

    2 days ago

    San Jose, California, United States ExecutivePlacements Full time $120,000 - $180,000 per year

    Software Guidance & Assistance, Inc., (SGA), is searching for aSr. Growth Data Scientistfor acontractassignment with one of our premierSaaSclients in San Jose, CA. This is a hybrid role.The Express Growth Data Science team is looking for a dynamic and versatile data scientist to drive product-led growth for Adobe Express. You will employ data to deeply...

  • Sr. Software Dev Engineer

    4 days ago

    San Diego, California, United States Systemart, LLC Full time $120,000 - $200,000 per year

    The Sr. Software Dev Engineer is a full-stack development position. You will be a core member of a fast-paced engineering team, responsible for expanding our Kiosk applications, services, databases, and firmware. You will be responsible for the design and implementation of new product features, adhering to and establishing release schedules, and for...

  • Senior Manufacturing Engineer

    4 days ago

    San Diego, California, United States Discover Echo Full time $115,000 - $125,000 per year

    Make an Impact Discover Echo is a revolutionary company that has redesigned microscopy for the life sciences landscape. Our unique hybrid microscopes are used around the world by educators, scientists, and researchers for cutting-edge applications.As an equal opportunity employer, we do more than accept difference. We celebrate diversity, we support...