Josh Lefkowitz
Senior System Engineer at Roche Sequencing USA- Claim this Profile
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Bio
Experience
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Roche Sequencing USA
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United States
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Biotechnology Research
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100 - 200 Employee
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Senior System Engineer
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Oct 2020 - Present
-Works hands-on to develop instrument/platform/assay on automated liquid handlers -Troubleshoot systems and provide root causes of complex HW-SW-Assay interaction problems -Communicate test results and corrective recommendations to the team. -Integrates and creates programs to perform assay workflows on liquid handling robots -Works independently with general management direction, conduct hands-on laboratory experiments independently, and apply advanced scientific knowledge to complete assigned tasks and projects. -Assesses results for applicability, validity, and conformance to Product Requirements. -Works closely with external and internal design teams to understand and resolve product performance issues. -Applies advanced technical writing skills to produce reports, and documents. -Serves as a resource to other departments. Participates in the expeditious transfer of products and technologies by providing scientific knowledge and assistance. -Contributes to decisions that impact project team(s) and/or broader organization. In appropriate decisions may have an impact, causing a delay in operations, a financial expense, or customer or user dissatisfactions. -Developed and launched of the AVENIO Edge system/software/reagents Show less
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Scientist II
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Sep 2017 - Oct 2020
Reagent development (Feb, 2019 - Present) -Contributed to cross-functional assay and systems development of open workflows and automation solutions for NGS / hybrid-capture applications. -development-wide logistics coordinator for bulk reagent needs -designed and developed automated workflows -created and implemented specific bioinformatic optimizations for assay needs Oncology Assay Development (Jun, 2018 – Feb,2019) -Optimized and developed hybrid capture and deep-sequencing assays for applications in oncology -Analyzed assay performance throughout the workflow -Regular work in experimental design -Evaluated external manufacturers for business development and competitive analysis -Cultivated a knowledge base in hybrid capture and deep-sequencing oncology applications and diagnostics -Early development work -collaborates with bioinformatics for advanced data analysis -Managed the set-up and maintenance of a protected directory for clinical data Medical & Scientific Affairs (Sep, 2017 – Jun, 2018) -Operated in a cross-functional team that is seeking to provide medical value for new sequencing assays for use in oncology. -Dealt with clinical plasma and FFPET samples -Managed samples across a five-day manual workflow (isolation, Library preparation, target enrichment pooling and sequencing on Hiseq4000). -Performed QC assays/analysis throughout the workflow (QuBit, Tapestation, Bioanalyzer, and qPCR) -Performed actions within a clinical setting following GXP guidelines -Responsible for maintaining and ordering reagents from multiple vendors -Assisted in development of a LIMS system for laboratory workflows -Developed internal forecasting and budgeting tools Show less
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Thermo Fisher Scientific
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United States
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Biotechnology Research
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700 & Above Employee
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Research Associate
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Jan 2016 - Sep 2017
[Formerly Affymetrix®] -High throughput AXIOM®, GeneCHIP®, WT Pico Assay (Whole Transcript expression), OncoScan® genotyping methods using common sample types (FFPE, fresh frozen samples, etc.) -Monitoring and operating: FXp® (by Beckman Coulter),GeneTitain® (Affymetrix), GeneCHIP® Fluidics Station (FS) 450, and Integra Viaflo (384) instruments. -Editing and drafting of SOP -Assisted in Product development projects for prototype instruments and workflows -Performed Quality Control assays for all samples -Comfortable with liquid microrrays used in next-generation sequencing (Illumina nextseq 550/500). -Familiar with Quantigene® plex assay (RNA quantification) Show less
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San Jose State University
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United States
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Higher Education
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700 & Above Employee
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Student
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Aug 2015 - May 2017
*see education and Projects* *see education and Projects*
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Self-employed
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California State University - East Bay
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Lab Researcher
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2012 - Aug 2014
SNP Analysis (Nicotinic Acetylcholine Receptor) -DNA fragment Analysis (Gel electrophoresis) -restriction digests -DNA quantification (RT-PCR, spectrophotometer) -Next-Generation Sequencing -Sanger Sequencing -Bioinformatics analysis (Base-calling, BLAST, database seasrching, SNP identification) -cell culturing (human) -Hemocytometer Bioremediation: -Ion Torrent (Thermo fisher) NGS experience and library preparation -AAS -Calculations (ppm/ppb concentrations) -cell culture (bacteria and algae) -FT-IR analysis -DNA sequencing Show less
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Education
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San Jose State University
Masters in Biotechnology, Biotechnology -
California State University - East Bay
Bachelor's degree, Molecular Biology