Jobs at Quest Diagnostics

Support lean supply management for laboratory networks by moving and replenishing materials to point-of-use, performing cycle counts and physical inventory, maintaining Kanban and visual management systems, and participating in continuous improvement to reduce cost and cycle time while coordinating with lab staff and supply analysts.

Handle internal and external inquiries about referral testing, process and prepare specimens for shipment, ensure specimen quality and regulatory compliance, report results, investigate and resolve technical or service issues, liaise with vendors and clients, and maintain documentation and lab safety standards.

The Molecular Hematopathologist interprets results from molecular and hematopathology assays, ensuring quality, providing consultations, and engaging in assay development and education.

The AP/CP Pathologist will provide diagnostic services, requiring subspecialty training in Breast, GYN, or Cytopathology, and must be board certified with relevant experience.

The Dermatopathologist will provide diagnostic services for skin conditions, work onsite at West Hills Laboratory, and handle all Derm sign-out cases.

The Physician Account Executive is responsible for driving sales growth in diagnostics, targeting new business, and managing relationships with physicians and accounts.

Oversee QA/QC activities ensuring compliance with regulations, managing budgets, and providing technical assistance within Cytology operations.

Responsible for Tier-2 IT support, focusing on troubleshooting, maintenance, asset management, and performance reporting for laboratory operations.

Perform and oversee pre-analytical specimen processing tasks including sorting, aliquoting, troubleshooting automated equipment, validating/verifying test orders, resolving pending reviews, training staff, entering results, and ensuring compliance with SOPs and quality standards.

Lead and manage small-to-medium continuous improvement projects in the SJC lab using Lean principles. Spend time in the lab to map processes, coach teams, facilitate workshops, own timelines/budgets, communicate with stakeholders, perform root cause analysis, deliver improvements, document processes, and provide training to build sustainable capabilities.

Field-based sales role responsible for growing diagnostic testing business by building physician relationships, securing new accounts, driving sales growth, providing account support, preparing proposals, and ensuring compliance. Uses data and sales tools, handles administrative tasks, and collaborates with internal teams for complex issues.

Examine and interpret gynecologic and non-gynecologic slides for infectious, reactive, and abnormal cells under general supervision. Document results and workload per CLIA, maintain specimen integrity and compliance with CLIA/CAP/HIPAA, enter results into the LIS, participate in proficiency testing, competency assessments, continuing education, and perform ancillary lab duties as assigned.

Handle internal and external customer contacts for referral testing, process and prepare specimens for shipment, troubleshoot and resolve complex referral/testing issues, report results per protocol, track vendor performance metrics, escalate quality incidents, and support training and special projects while adhering to CLIA, HIPAA, OSHA, and lab safety requirements.

The Histotechnologist II prepares slides for microscopic evaluation, performs complex histopathology tasks under limited supervision, and trains junior staff.

Handle internal and external customer inquiries about referral testing; retrieve, sort, prepare and ship specimens per IATA; ensure specimen quality and report results; investigate and resolve complex referral issues, track vendor metrics and exceptions, escalate quality incidents, assist training, and comply with CLIA, HIPAA, OSHA and lab safety requirements.

Prepare routine and special histology slides and reagents, perform manual and automated staining (including possible IHC), conduct specimen preparation and limited QA/QC, maintain equipment, comply with CLIA/CAP regulations, and provide training and guidance to junior staff.

Design, develop, optimize, and validate HPLC and LC-MS/MS assays. Prepare SOPs and validation reports, collaborate with informatics for automation and data management, train and supervise laboratory staff, troubleshoot R&D issues, ensure regulatory and quality compliance, and present scientific updates internally and at conferences.

Optimize oncology order-to-cash by auditing billing data, resolving denied or missing- information claims, performing trend and root-cause analyses, partnering with Specialty Testing and PODSS teams, delivering predictive insights, developing training materials, and ensuring compliance to improve billing accuracy and operational efficiency.

Manage oncology and clinical billing operations by auditing billing data, resolving denied or discrepant claims, performing data analyses and predictive insights, partnering with specialty teams, creating training materials, ensuring compliance, and driving process improvements across the order-to-cash cycle.

Provide genetic counseling and consultation for oncology-related laboratory testing, manage case workflow, verify test orders, coordinate specimen collection, interpret and communicate results, support variant analysis and quality processes, and contribute to protocols, training, and cross-functional committees.