Night-Shift Laboratory Analyst — 24/7 QC & Chemistry

Harvestaff; Muscatine (IA); On-site; USD 30,000 - 41,000; Full time

Job summary

HarveStaff LLC in Muscatine, IA is seeking a Mid Level Laboratory Assistant to perform routine analytical testing in a 24/7 laboratory environment, supporting process and quality control activities. You will prepare samples, operate pH meters, density meters, and viscometers, and maintain accurate documentation in line with ISO standards.

The role requires 3–4 years of laboratory or chemical analysis experience, knowledge of ISO standards, and the ability to work flexible shifts including the

Qualifications

• 3–4 years of laboratory or chemical analysis experience preferred.
• Knowledge of chemical analysis and laboratory testing procedures.
• Basic knowledge of HPLC and GC operations.
• Ability to operate and troubleshoot analytical laboratory equipment.
• Strong attention to detail and accuracy.
• Strong written and verbal communication skills.
• Ability to maintain accurate records and documentation.
• Knowledge of laboratory safety practices and hazardous waste regulations.
• Ability to work independently and effectively in a fast-paced laboratory environment.
• Ability to work flexible shifts and overtime as required.

Responsibilities

• Perform routine analytical testing of samples for process and quality control purposes.
• Prepare samples and operate analytical equipment, including pH meters, density meters, and viscometers.
• Operate laboratory information systems to record and manage test results.
• Maintain accurate laboratory records and documentation.
• Perform daily instrument calibrations and troubleshoot equipment issues.
• Follow ISO standards, laboratory procedures, and safety requirements.
• Handle and manage laboratory materials in accordance with hazardous waste regulations.
• Communicate test results, equipment concerns, and other laboratory issues effectively.
• Support laboratory operations in a 24/7 environment and work overtime as needed.

Skills

3-4 years experience

Chemical analysis

HPLC knowledge

GC operations

Instrument troubleshooting

Detail-oriented

Written communication

Record keeping

Safety practices

Independent worker

Overtime availability

Education

Chemistry or related field

Laboratory training

ISO standards knowledge

Tools

HPLC

GC

Job description

HarveStaff LLC in Muscatine, IA is seeking a Mid Level Laboratory Assistant to perform routine analytical testing in a 24/7 laboratory environment, supporting process and quality control activities. You will prepare samples, operate pH meters, density meters, and viscometers, and maintain accurate documentation in line with ISO standards.

The role requires 3–4 years of laboratory or chemical analysis experience, knowledge of ISO standards, and the ability to work flexible shifts including the