Laboratory Assistant

Stellar Consulting Solutions, LLC; Dover (DE); On-site; Full time

Job summary

A leading consulting firm is seeking an Instrument Readiness Specialist to provide operational and technical support for LC-MS and HPLC laboratories in Delaware. The role requires expertise in instrument operation, sample preparation, and preventive maintenance. Candidates should demonstrate strong attention to detail and effective collaboration skills. Responsibilities include routine system operations, performance monitoring, and accurate documentation in compliance with SOPs and regulatory standards.

Qualifications

• Strong attention to detail and ability to work independently in a laboratory environment.
• Effective collaboration with project stakeholders to ensure reliable analytical operations.

Responsibilities

• Provide hands-on operational support for LC-MS, HPLC, and GC-MS instrumentation.
• Perform routine operation of analytical systems, such as instrument startup and shutdown.
• Monitor and assess instrument performance and communicate deviations to stakeholders.
• Conduct routine preventive maintenance and system upkeep.
• Maintain accurate documentation of instrument usage and maintenance activities.

Skills

LC-MS

GC-MS

Sample preparation

HPLC

Attention to detail

Collaboration

Job description

Must Have: LC-MS, GC-MS , and sample preparation

The Instrument Readiness Specialist provides operational and technical support for LC-MS, HPLC, and GC-MS laboratories at Customer facilities in Delaware. This role is responsible for routine instrument operation, sample preparation support, preventive maintenance, performance monitoring, and compliant documentation in accordance with Customer-defined SOPs, validated methods, and regulatory requirements. The position requires strong attention to detail, the ability to work independently in a laboratory environment, and effective collaboration with Customer scientists and project stakeholders to ensure reliable analytical operations.

Job Responsibilities

• Provide hands-on operational support for LC-MS, HPLC, and GC-MS instrumentation at Customer facilities, including the DuPont Experimental Station (Wilmington, DE) and New Castle, DE, in accordance with Customer-defined SOPs, validated methods, and applicable compliance requirements.
• Perform routine operation of analytical systems, including instrument startup and shutdown, method loading, sequence and sample queue setup, data acquisition, and basic system checks.
• Support sample preparation activities such as dilution, extraction, filtration, derivatization (as applicable), reagent preparation, consumable selection, and proper sample labeling following Customer-approved procedures.
• Monitor and assess instrument performance, including chromatographic stability, pressure and flow profiles, vacuum system performance, detector response, ion source condition, mass accuracy, and column integrity; promptly communicate deviations or abnormal trends to Customer stakeholders.
• Conduct routine preventive maintenance and system upkeep, including solvent and mobile phase preparation, degassing, tubing and fitting inspection, leak checks, column flushing, injector and ion source cleaning, vacuum pump monitoring, tuning verification, and routine calibration in alignment with manufacturer recommendations and Customer requirements.
• Support day-to-day laboratory operations, including equipment readiness, workflow coordination, and effective communication with Customer project leads and local stakeholders.
• Comply with all site-specific safety, laboratory access, emergency response, and environmental health requirements; participate in required safety, EHS, and instrumentation training programs.
• Maintain accurate and timely documentation of instrument usage, maintenance activities, experimental observations, deviations, and corrective actions in accordance with Customer documentation practices and data integrity standards.
• Prepare and provide analytical summaries, instrument performance logs, and status updates as requested or defined by project timelines.
• Ensure proper archiving of raw data, chromatographic results, mass spectral files, electronic logs, and supporting documentation within Customer systems.
• Document and escalate deviations, nonconformances, or unexpected findings in a timely manner and support quality assurance, audit readiness, and inspection activities related to analytical services, as requested.
• Nothing in this job description restricts management’s right to assign or reassign duties and responsibilities of this job at any time.