Environmental Analytical Chemist

Join a high-impact team at the forefront of environmental response and analytical science. CSS is seeking a skilled Environmental Analytical Chemist to support critical field and laboratory operations, delivering real-time data that informs decisions during environmental and national response efforts. Our mobile laboratories play a critical role in supporting Incidents of National Significance. This team provides rapid, on-site and remote chemical analysis to detect toxic industrial chemicals, chemical warfare agents, and their degradation products across diverse environmental matrices (air, soil, water, and surface wipe). Your work will directly contribute to public safety, environmental protection, and national response readiness. At CSS, we believe our employees are our greatest investment. As an employee-owned company, every team member has the opportunity to share in our success through our ESOP (Employee Stock Ownership Plan). We are proud to offer a comprehensive benefits package designed to support our employees both personally and professionally, including medical, dental, and vision insurance, generous PTO, paid holidays, 401(k) retirement savings, and additional resources that promote long term growth, wellness, and work-life balance. When you join CSS, you are not just joining a company you are becoming an owner and part of a team that truly values and invests in its people. Key Responsibilities:

• Perform quantitative and qualitative analysis of environmental samples to determine physical and chemical properties using advanced analytical techniques in organic and physical chemistry
• Operate and maintain sophisticated instrumentation, including Gas Chromatography/Mass Spectrometry (GC/MS) and Electron Capture Detection (ECD) systems within mobile laboratory environments
• Execute a wide range of EPA analytical methods, including SW-846 methods 8260, 8270, 8081, 8082, and others
• Conduct sample receipt, logging, and preparation for laboratory analysis while ensuring strict adherence to quality control protocols
• Maintain, calibrate, and troubleshoot laboratory instrumentation; manage laboratory supplies and inventory
• Collaborate with chemists and cross-functional teams to support analytical workflows and problem-solving efforts
• Participate in planning and strategy discussions; recommend improvements to protocols, standard operating procedures (SOPs), instrumentation, and analytical techniques
• Assist in evaluating and optimizing laboratory processes, including setup, operation, and maintenance (O&M) of equipment and execution of complex experimental procedures involving novel or high-priority samples

Required Qualifications

• U.S. Citizenship is required
• Minimum of 3+ years of hands-on experience in environmental organic analytical laboratory operations
• Demonstrated experience working with Agilent instrumentation, including GC/MS systems
• Bachelor's degree in Chemistry or a related physical science
• Strong understanding of organic sample preparation and chromatographic techniques
• Ability to start within 2–3 weeks and work on-site in Edison, NJ
• Willingness and ability to travel as needed, including deployment to field locations in support of environmental emergency response operations
• Ability to successfully pass and maintain a National Agency Check (NACI) background investigation and complete a pre-employment drug screening
• Strong communication, organizational, and computer skills

Preferred Qualifications:

• Experience with Agilent MSD MassHunter software
• Experience with Laboratory Information Management Systems (LIMS)
• Familiarity with EPA methods for organic chemistry analysis
• OSHA HAZWOPER certification

CSS is an Equal Opportunity/Affirmative Action Employer who provides equal employment opportunities to all employees and applicants for employment without regards to race, color, religion, sex, gender identity, sexual orientation, pregnancy, national origin, age, disability, veteran status or genetic information. In addition to federal law requirements, CSS complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.