Senior Chemist - Environmental Lab

At SPL, the work you do matters. Our teams provide trusted energy and environmental testing and measurement solutions that protect communities, support critical infrastructure, and safeguard the environment. With a nationwide footprint and opportunities for growth across multiple locations and disciplines, SPL is a place where you can build a career while making a real-world impact.

We are seeking an experienced and highly technical Senior Chemist to join our environmental laboratory in Plano, TX.

This is a great opportunity for a hands-on analytical expert who can lead from the bench while helping drive laboratory performance. Reporting to the Lab Manager, the Senior Chemist will serve as a key technical partner and day-to-day resource for the laboratory team, taking ownership of complex methods, instrumentation, data quality, investigations, and technical problem-solving.

The ideal candidate combines deep analytical expertise with the judgment, initiative, and communication skills needed to mentor others, resolve operational challenges, and support a fast-paced, high-volume laboratory.

What You’ll Do

• Serve as a senior technical resource, providing day-to-day guidance, resolving technical escalations, supporting workflow priorities, and ensuring timely, high-quality results
• Perform advanced analytical testing and independently review, interpret, validate, and approve analytical data and laboratory documentation in LIMS
• Develop, validate, transfer, optimize, and troubleshoot analytical methods in accordance with approved procedures and regulatory requirements
• Oversee instrument performance, calibration, preventive maintenance, troubleshooting, and repair activities to support reliability and minimize downtime
• Lead investigations involving nonconformances, method deviations, data anomalies, root cause analysis, and corrective and preventive actions
• Train and mentor laboratory personnel on analytical methods, instrumentation, laboratory procedures, quality practices, and technical problem-solving
• Develop, review, and maintain SOPs, work instructions, analytical methods, and other controlled laboratory documentation
• Support laboratory audits, quality initiatives, method assessments, data integrity, and regulatory and accreditation compliance
• Partner with the Lab Manager to improve workflow, capacity, turnaround times, productivity, and overall laboratory performance
• Remain actively involved in laboratory operations and provide hands-on testing, troubleshooting, and technical coverage as operational needs require
• Perform additional duties as assigned