Mason Mizell
Missoula
Summary
Strategic operations and safety leader with a proven track record of optimizing high-volume logistics, workforce performance, and risk management at Amazon. A former U.S. Army Sergeant and Combat Medic, I bring operational discipline, mission-driven leadership, and an uncompromising focus on safety and compliance to fast-paced environments.
Specializing in Lean Six Sigma, OSHA compliance, and risk mitigation, I have eliminated operational waste, reduced injury rates, and implemented proactive safety protocols while leading high-performing teams to exceed Critical Pick Time (CPT) and productivity goals. Known for fostering a culture of accountability, engagement, and safety, I drive exceptional results in high-pressure logistics operations.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Assistant Manager
Amazon
Missoula
01.2025 - Current
- Drive operational efficiency by managing end-to-end workflows, ensuring orders are processed and staged within Critical Pick Time (CPT) to meet customer expectations.
- Lead and develop front-line associates (AAs), providing coaching and performance feedback to maintain engagement, accuracy, and productivity during shifts.
- Monitor and analyze key performance metrics (KPMs), optimizing labor allocation, workflow efficiency, and throughput in a fast-paced, high-volume delivery station.
- Enforce Amazon’s safety culture, conducting risk assessments, incident investigations, and proactive safety audits to minimize injuries and maintain OSHA compliance.
- Partner with cross-functional teams (Safety, Loss Prevention, Ops Integration, HR) to improve process efficiencies, mitigate bottlenecks, and enhance station performance.
- Resolve real-time operational challenges, adjusting workflows and troubleshooting disruptions to ensure CPT adherence and last-mile logistics success.
- Balance production goals with associate well-being, fostering a culture of accountability, recognition, and continuous improvement while reducing attrition.
- Adapt to dynamic workflow demands, adjusting labor plans for volume surges, seasonal peaks, and unforeseen operational changes to maintain on-time deliveries.
- Ensure policy compliance and performance management, handling HR escalations, disciplinary actions, and coaching while reinforcing Amazon’s leadership principles.
EHS Specialist
Amazon.com
DuPont
05.2023 - Current
- The WHSS promotes a positive culture while complying with Amazon standards and maintaining a safe work environment
- This includes conducting trainings and coaching associates on observed work habits
- The WHSS is required to maintain accurate daily, weekly, and monthly metrics to report to onsite management teams and corporate based reporting systems
- The WHSS supports management's efforts to ensure compliance with all corporate Program expectations and applicable federal & state laws
- The WHSS also conducts risk assessments related to jobs performed (Job Hazard Analysis) and new equipment introductions
- In addition, the WHSS is responsible for recommending appropriate risk mitigation measures to management, including ergonomics
- Candidate must be willing to work any shift, based on availability
Onsite Medical Representative
Amazon
DuPont
01.2022 - Current
- The OMR is a dedicated First Aid (FA) provider that along with the injury prevention specialist (IPS) (where applicable) make up the Wellness Center/AMCARE team
- OMRs are trained emergency medical technicians (EMTs), primary care paramedics (PCPs), licensed practical nurse (LPN), or registered practical nurse (RPN)
- An Amazon or third-party onsite individual with formal training through American Heart Association or American Red Cross in FA, CPR, and AED use who may provide FA care in both emergency and non-emergency situations
Health & Safety Administrator
Envirocon, Inc.
Missoula
03.2024 - 10.2024
- Develop, implement, and monitor comprehensive health and safety policies, procedures, and programs
- Conduct regular safety audits and inspections to identify potential hazards and ensure compliance with OSHA regulations and company standards
- Provide training and education on safety practices, emergency response protocols, and proper use of personal protective equipment (PPE)
- Investigate workplace incidents, accidents, and near-misses; conduct thorough analyses and recommend corrective actions
- Collaborate with project managers and supervisors to promote a culture of safety and continuous improvement
- Maintain accurate records of safety incidents, training, and certifications; report safety metrics to senior management
- Support environmental remediation and construction projects by minimizing risks and enhancing workplace safety
- Assistant to the Director of Safety
Emergency Care Sergeant / Combat Medic
U.S. Army
10.2014 - 02.2023
- Transitioned from active duty status to the National Guard upon ETS 14 Feb 2020
- Exited National Guard service on 14 Feb 2023
- Multiple deployments as a Combat medic
- Advanced medical schools, sling load certified, field sanitation officer
- High level combatives certified, and a graduate of the Medical Sustainment Readiness Program
- First medic from Fort Carson to work with the civilians at UCHealth, bridging the healthcare gap within our community
COVID-19 Vaccinator / NCOIC
Army National Guard
Biloxi
01.2021 - 09.2021
- Medical site NCOIC for Covid-19 vaccine operations for the public
Assistant Manager
Arctic Spas
Colorado Springs
03.2020 - 08.2020
- Sales, service tech, and inventory management
Private Security Officer
Colorado Security Team
Colorado Springs
01.2020 - 03.2020
- Armed private security guard
Education
Bachelor's degree - Health and Human Services
Western Governors University
03-2027
Skills
Core Competencies & Skills
Operations & Logistics Management:
- Warehouse & Fulfillment Operations – Expertise in managing high-volume logistics, workflow optimization, and meeting Critical Pick Time (CPT) targets
- Process Improvement & Lean Six Sigma – Skilled in identifying inefficiencies, implementing data-driven solutions, and reducing operational waste
- Workforce Planning & Labor Optimization – Experienced in resource allocation, scheduling, and productivity enhancement for front-line associates
- Inventory & Supply Chain Management – Strong background in logistics coordination, equipment maintenance, and material handling
- People Management & Coaching – Proven ability to develop, mentor, and lead high-performing teams in fast-paced environments
- Conflict Resolution & Employee Relations – Skilled in performance management, coaching underperformers, and resolving workplace challenges
- Training & Development – Designed and delivered safety training, skills development programs, and operational onboarding for new hires
- Public Speaking & Presentation – Effective communicator with experience leading safety briefings, operational meetings, and leadership workshops
- OSHA & Workplace Safety Compliance – Expert in conducting risk assessments, audits, and injury prevention strategies to reduce workplace hazards
- Incident Investigation & Emergency Response – Led injury response, root cause analysis, and corrective action plans to improve safety metrics
- Medical & First Aid Expertise – Former EMT-B with extensive experience in emergency medical services, phlebotomy, and trauma care
- HIPAA & Compliance Management – Knowledgeable in confidentiality protocols, medical data handling, and patient safety
- Data Analytics & Reporting – Proficient in Excel, Word, PowerPoint, and operational data visualization for performance tracking
- Linux & Computer Systems – Background in computer hardware, software troubleshooting, and operational system management
- Social Media & Content Creation – Experienced in brand strategy, digital engagement, and corporate communications
Certification
- EMT-B, 03/01/21, 03/31/23
- Basic Life Support (BLS), 03/01/21, 03/31/23
- Secret Security Clearance, Present
- First Aid Certification Red Cross, 01/01/22, Present
- BCT 3, 08/01/17, Present
- Field Sanitation Officer, 03/01/17, Present
- Sling Load Inspector Certification, 11/01/16, Present
- Java Fundamentals, 09/01/22, Present
- First Aid CPR AED Instructor - Red Cross, 08/01/22, 08/31/24
- K-Tape Instructor, 09/01/23, Present
- Driver's License
Accomplishments
- Graduated U.S. Army Ranger School
- Commandant’s List – Basic Leadership Course (BLC) and Senior Leadership Course (SLC)
- Multiple Military Achievement and Excellence Awards, including combat commendations
- Recognized by Regional Safety Manager for safety innovations as an Onsite Medical Representative (OMR)
- Lean Six Sigma Yellow Belt Certified
- Piloted ergonomic lift table program, reducing workplace injuries
- Improved Critical Pick Time (CPT) adherence, optimizing workflow efficiency
- Implemented safety initiatives, leading to injury rate reduction and enhanced OSHA compliance
- Managed high-performing teams, ensuring alignment with productivity, safety, and compliance goals
References
References available upon request.
Timeline
Assistant Manager
Amazon
01.2025 - Current
Health & Safety Administrator
Envirocon, Inc.
03.2024 - 10.2024
EHS Specialist
Amazon.com
05.2023 - Current
Onsite Medical Representative
Amazon
01.2022 - Current
COVID-19 Vaccinator / NCOIC
Army National Guard
01.2021 - 09.2021
Assistant Manager
Arctic Spas
03.2020 - 08.2020
Private Security Officer
Colorado Security Team
01.2020 - 03.2020
Emergency Care Sergeant / Combat Medic
U.S. Army
10.2014 - 02.2023
Bachelor's degree - Health and Human Services
Western Governors University
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