David M. Johnson
Sebeka,MN
Summary
Results-driven professional with extensive experience in mathematics instruction, applied mathematics, welding, machining and fabrication. Proven ability to enhance workflow and reduce downtime through effective team collaboration. Skilled in quality assurance and conflict resolution, with a strong focus on safety and compliance in all operations. Committed to delivering exceptional results in diverse and difficult environments.
Overview
37
37
years of professional experience
Work History
Mathematics and Industrial Tech Instructor (9-12)
Minnesota High Schools
n/a, Minnesota
09.2007 - 05.2022
- Instructed high school math courses through Applied Calculus.
- Instructed courses in high school machining, computer-aided drafting, welding, and construction.
- Developed lesson plans integrating technology into classroom instruction.
- Facilitated hands-on workshops for students to enhance digital skills.
- Collaborated with colleagues to create engaging technology curricula.
- Assisted in troubleshooting technical issues within classroom environments.
- Organized technology resources and materials for effective learning experiences.
- Set up and maintained classroom computers and equipment.
- Attended seminars and workshops to discover latest advances in computer and math education.
- Developed improved lessons to supplement course lectures.
- Devised project-based assignments to create opportunity for hands-on practice and skill building.
- Evaluated and adjusted course curriculum based on student overall performance and assessments.
- Collaborated with fellow instructors to continually improve and refine program curriculum.
- Supported teachers specializing in other subjects with technology integration in classroom.
- Advised students on career options related to their field of study.
- Provided guidance on how to use online resources such as search engines, databases.
- Taught students vital vocational skills to help each get job in desired career areas.
Adult Basic Education and Mathematics Instructor
Beltrami County Jail
Bemidji, USA
01.2009 - 12.2011
- Developed lesson plans tailored for diverse learning needs in correctional education.
- Delivered engaging mathematics, reading comprehension and basic writing skills instruction to incarcerated individuals in structured environment.
- Maintained classroom discipline and created a respectful atmosphere for learning.
Medical Courier
Independent Contractor
Wadena, USA
01.2026 - Current
- Pick up medical specimens from local care providers for delivery to laboratory.
- Ensure compliance with safety and handling regulations during deliveries.
- Adhere to HIPAA regulations when handling sensitive materials.
Welder/Fabricator Maintenance Technician
Tuffy's Treats
Delano, USA
01.2022 - 12.2023
- Collaborated with team members to streamline workflow and reduce downtime.
- Followed safety guidelines through proper machine guarding and lockout and tagout procedures.
- Fabricated and welded components to assemble structural forms, such as machinery frames, tanks and pressure vessels.
- Performed gas tungsten arc welding with filler rods as needed.
- Communicated effectively with supervisors regarding progress updates on assigned tasks.
- Operated manual lathes and vertical mills as needed for repairs or to create new parts.
- Set up and operated various machine tools to produce precision parts, as needed.
- Fabricated tools, jigs and fixtures to meet manufacturing and engineering needs.
- Read blueprints, sketches, drawings, manuals, specifications or sample part to determine dimensions and tolerance of finished work piece.
- Utilized measuring tools to verify dimensions of machined parts for quality assurance.
Owner/operator
Dave Johnson Welding and Fabrication
Pinewood, USA
01.2000 - 12.2019
- Collaborated with clients to design custom fabrication solutions based on their needs.
- Operated welding machinery, vertical mill, manual metal lathe, hydraulic presses, and metalworking tools for fabrication projects and repair work.
- Managed client communications to understand project requirements and specifications.
- Coordinated project timelines to meet customer delivery expectations.
- Maintained equipment through regular inspections and preventive maintenance tasks.
CDL truck driver and equipment operator
Bemidji area
Bemidji, USA
09.1994 - 05.2002
- Operate commercial vehicles, including propane, concrete, tractor trailer, flat deck and dump trucks.
- Maintained a valid CDL license with Hazardous Materials and Tanker endorsements.
- Operate skid steers and excavators as needed.
Owner/operator
Auto's by Dave
Pinewood, USA
01.1994 - 12.2004
- Inspected, serviced, and repaired engines, transmissions, brakes, suspension systems, drive trains, fuel systems and other vehicle components as required.
- Inspect and repair vehicles for sale.
United States Air Force
, USA
01.1989 - 12.1994
Education
Bachelor of Science Degree - Mathematics, Secondary Education, Mathematics
Bemidji State University
Bemidji, MN05.2007
Air Traffic Control School -
United States Air Force
Keesler AFB, MS01.1989
Skills
- Data analysis
- Curriculum development
- SQL
- Microsoft Excel, Word and PowerPoint
- Educational technology
- Data-driven decision making
- Mathematical modeling
- Mathematical Logic
- Statistical analysis
- Number theory
- Abstract algebra
- Analytical thinking
- Mathematical Modelling
- Differential equations
- Real analysis
- Welding and machining techniques
- Hands-on instruction
- Conflict resolution
- Instructional adaptation
- Project-based learning
- Online learning
- Teaching diverse learners
- Specimen handling
- HIPAA compliance
- Quality assurance
- Critical thinking
- Attention to confidentiality
- Attention to detail
- Skid steer and excavator operation
- Mechanic
Timeline
Medical Courier
Independent Contractor
01.2026 - Current
Welder/Fabricator Maintenance Technician
Tuffy's Treats
01.2022 - 12.2023
Adult Basic Education and Mathematics Instructor
Beltrami County Jail
01.2009 - 12.2011
Mathematics and Industrial Tech Instructor (9-12)
Minnesota High Schools
09.2007 - 05.2022
Owner/operator
Dave Johnson Welding and Fabrication
01.2000 - 12.2019
CDL truck driver and equipment operator
Bemidji area
09.1994 - 05.2002
Owner/operator
Auto's by Dave
01.1994 - 12.2004
United States Air Force
01.1989 - 12.1994
Bachelor of Science Degree - Mathematics, Secondary Education, Mathematics
Bemidji State University
Air Traffic Control School -
United States Air Force