Laboratory Technician I - 2nd Shift, Environmental Samples

Onterris Payroll, LLC; Orange (CA); On-site; USD 28,000 - 34,000; Full time

Job summary

Onterris is hiring a Laboratory Technician I for our Orange, CA facility. You will prepare samples, support daily lab operations, and ensure safe, accurate, on-time results in the 2:00 pm–10:30 pm shift. Department: SVOA.

Full-time, 2nd shift, local candidates encouraged to apply. We seek candidates with a high school diploma or equivalent, basic lab workflow knowledge, and strong organization. Prior lab experience and familiarity with Semi-Volatile methods are a plus.

Qualifications

• High School diploma or equivalent required.
• Associate degree or science coursework preferred.
• Ability to follow SOPs precisely and work methodically.
• Familiarity with laboratory safety practices and PPE usage.
• Strong organizational and time-management skills.
• Clear verbal and written communication skills.

Responsibilities

• Perform all Laboratory Assistant duties, including sample handling, organization, and general laboratory upkeep.
• Retrieve, store, and dispose of samples per SOPs and chain of custody.
• Execute routine sample preparation for assigned SVOA methods.
• Prepare reagents and solutions following approved procedures.
• Perform gravimetric and titrimetric measurements as required.
• Support daily batch preparation to meet turnaround times.
• Maintain inventory visibility and notify senior staff of low supplies.
• Keep workspaces clean, organized, and contamination-controlled.
• Complete temperature logs and routine laboratory documentation accurately.
• Communicate workflow issues to senior technicians or leadership.
• Comply with Onterris QA Program and Health & Safety Plan.

Skills

SOP adherence

Safety practices

Organizational skills

Communication

Lab equipment handling

Physical stamina

Chemical handling

Education

High School diploma or equivalent

Associate degree or coursework in science preferred

Job description

Onterris is hiring a Laboratory Technician I for our Orange, CA facility. You will prepare samples, support daily lab operations, and ensure safe, accurate, on-time results in the 2:00 pm–10:30 pm shift. Department: SVOA.

Full-time, 2nd shift, local candidates encouraged to apply. We seek candidates with a high school diploma or equivalent, basic lab workflow knowledge, and strong organization. Prior lab experience and familiarity with Semi-Volatile methods are a plus.