Are you looking for an opportunity to join a team that makes a real difference? Do you want to be part of a collaborative team that protects and strengthens communities and businesses? If you are looking for all these opportunities and more, then Witt O’Brien’s is the right fit for you.

Position Summary

Ambipar is seeking a highly skilled and safety-driven Safety Field Supervisor to lead and coordinate field-level safety across our Colorado industrial operations. This position is critical to ensuring compliance with all applicable U.S. federal and state safety regulations, including OSHA (29 CFR 1910/1926), DOT, and environmental standards, as well as Ambipar’s internal Health, Safety, and Environmental (HSE) protocols.

The Safety Field Supervisor will conduct safety briefings, perform inspections and audits, enforce the use of personal protective equipment (PPE), support compliance platforms (e.g., ISNetworld, ComplyWorks, COR), and lead incident investigations. This individual will work closely with field operations, site leadership, and the corporate HSE team to promote a Zero-Incident Culture and uphold Ambipar’s core values of safety, communication, and accountability.

Position Details

• Reports to: HSE Manager
• Location: Colorado – U.S. Operations
• Position Type: Full-time – Salaried
• Schedule: Mon–Fri with flex for field operations
• Compensation: $85,000 – $110,000 (commensurate with experience)

Essential Job Functions

• Supervise and coordinate all field safety activities to ensure compliance with applicable laws and company protocols.
• Conduct daily safety briefings and toolbox talks.
• Perform frequent safety inspections and audits; identify and address hazards.
• Enforce proper use of PPE and adherence to safe work procedures.
• Guide field staff in hazard recognition and mitigation.
• Lead or assist with incident investigations and corrective action implementation.
• Track, analyze, and report safety performance metrics.
• Coach and mentor field staff on best practices in safety and risk control.
• Manage safety onboarding and training programs; maintain accurate records.
• Develop and update Emergency Response Plans, lead emergency drills and training sessions.
• Oversee the procurement and readiness of safety equipment.
• Maintain documentation, procedures, and systems to ensure compliance.
• Manage corrective action tracking for inspections and audits.
• Serve as liaison between field operations and management on safety issues.
• Assess and prequalify subcontractors based on their safety performance.
• Ensure employee training and compliance with U.S. safety regulations and company policy.

• Exercise stop-work authority when safety or qualification concerns arise.
• Support third-party compliance portals (e.g., ISNetworld, ComplyWorks).
• Promote a culture of inclusion, open communication, and shared responsibility.
• Perform other duties as assigned.

Minimum Job Requirements

• High school diploma or equivalent (Associate’s or Bachelor’s in safety or related field preferred)
• Minimum three (3) years of experience in the field of safety or HSE
• Strong working knowledge of OSHA, DOT, and environmental safety standards
• Excellent communication, training, and leadership skills
• Proficiency with incident investigation, safety audits, and compliance tools
• Ability to coach and mentor field staff on safety practices
• Experience with safety management systems and documentation
• Certification(s): OSHA 30, CHST, CSP, or similar
• Bilingual (English/Spanish)

Job Description and Hiring Disclaimer

This job description outlines core responsibilities and is not all-inclusive. Duties and responsibilities may evolve in response to operational needs.

Ambipar will conduct interviews of qualified individuals before any background check. No job application shall inquire into an applicant’s criminal history before the interview. Any background screening will be consistent with the role’s responsibilities, and conviction history will not automatically disqualify a candidate from consideration.

Commitment to Diversity

Ambipar is an Equal Opportunity Employer. We value diversity and inclusion and encourage all qualified candidates to apply.

Equal Opportunity Employer/Veteran/Disabled

With you when it counts

Compensation range:

Equal Opportunity Employer/Veteran/Disabled

With you when it counts.