Steven Leseman
Rogers,MN
Summary
Process engineering professional with track record of driving process enhancements and operational excellence in manufacturing environments. Proven ability to develop and implement strategies that improve efficiency and product quality. Reliable team player known for adaptability and results-oriented approach, leveraging skills in process optimization and project coordination.
Overview
42
42
years of professional experience
1
1
Certification
Work History
Sr Extrusion Engineer
TE Connectivity
United States
06.2025 - Current
- Overseeing shut down of site
- Contract
- 5 mos
- On-site
SME extrusion
ATL Technology
08.2024 - Current
- Full-time
- 1 yr 3 mos
- On-site
Sr. Extrusion process engineer
TE Connectivity
United States
07.2025 - 12.2025
- Extrusion Floor support
- Contract
- 5 mos
- On-site
Extrusion SME
ATL Technology
08.2024 - 07.2025
- Full-time
- 1 yr 3 mos
- On-site
Director Of Process Engineering
MDCM solutions
United States
08.2021 - 09.2024
- Full service provider extrusion to finished device manufacturer
- Full-time
- 4 yrs 1 mo
Director Of Process Engineering
MDCM solutions
United States
08.2021 - 09.2024
- Skills: Business Development
- Project Management
- Business Process Improvement
- Documentation Practices
- Project Engineering
- Thermoplastics
- Plastics Engineering
- Operations Management
- Manufacturing Engineering
- Manufacturing Operations Management
- Full-time
- 4 yrs 1 mo
General Manager
Leseman LLC
02.2014 - 09.2024
- Consulting for all Medical Device Plastic Processing; 35 years hands on results orientated. 763-843-0525
- Self-employed
- Rogers
Senior Process Engineer R&D Extrusion Technology
Interger
Plymouth, Minnesota, United States
06.2018 - 09.2020
- SME extrusion development
- Skills: Documentation Practices
- Full-time
- 2 yrs 4 mos
Cofounder Business Development
Extrusionology
Greater Minneapolis-St. Paul Area
04.2018 - 09.2020
- Extrusion Technology and Engineering & Manufacturing
- Skills: Documentation Practices
- Part-time
- 2 yrs 6 mos
Cofounder
Extrusionology
Greater Minneapolis-St. Paul Area
04.2018 - 09.2020
- Extrusion Technology and Engineering and Manufacturing Currently offering stretchable beading for high pic rate braiding with OD tolerance at 1% up to .200" Request a Quote at sales@extrusionology.com and visit extrusionology.com
- Part-time
- 2 yrs 6 mos
Sr. Extrusion Engineer/SME
AdvancedCath/Creganna a TE Connectivity company
Eden Prairie
12.2014 - 07.2017
- As an Extrusion Expert, I develop unique, novel, innovative extrusion processes and capabilities to satisfy medical device customer criteria in an exciting dynamic rewarding OEM environment. Completed fundamentals of project management, six sigma green belt certification, six direct reports. Designed, machined, tested, and documented extrusion tooling performed IQ, OQ, PQ validations, CAPA reduction, capitol expense ROI, RCA, Prime Technical Resource for customer support including quotes, collaboration multiple sites, mentored the Development Personal for technical issues relating to Catheter Design, processing methods, and material selection, and assembly methods. SME in polymer material processing includes, RF, reflow, grinding, molding, bonding, thermoforming, blow molding, extrusion profile-annular-sheet-film-compounding,vacuum sizing, multilayer constructions, braiding encapsulation, FEP heat shrink, balloon design development and testing. Doubled TAK time in extrusion from 4 to 8, increased production rates 200% with 70% scrap reduction, increased technical capabilities thru mentoring.
- Skills: Documentation Practices
- Full-time
- 2 yrs 8 mos
Manufacturing Engineer
Covidien
Plymouth, Minnesota
04.2012 - 12.2014
- April 2012 to 2014 Extrusion Technology Process improvement, calibration, maintenance and management of machinery, IQ, OQ, PQ, process validation, root cause analysis, Solid Works CAD, Hazard Ops mitigation, Fundamentals of Project Management, Zodiak Business Finance Training, Technical consultant to R&D and listed as SME for Covidien.
- Skills: Documentation Practices
- 2 yrs 9 mos
Process Development Engineer
Minnesota MedTec
10.2009 - 04.2012
- Design and develop unique and novel processes to exceed customer requirements. Specialties are extrusion and molding, thermoforming, bonding, wire encapsulation coating, braiding, process development, validation. Catheter Design and development and testing. High Pressure Balloon Development 28 atm burst 1 mil wall up to 600mm long.
- Skills: Documentation Practices
- Biomedical Device Design
- 2 yrs 7 mos
Lead Operator/Supervisor
Stratasys, Inc
04.2007 - 10.2009
- Materials Production Lead and trained 30+ extrusion operators in 5-S in 24/5 plant, performed materials management, initiated recycling program for scrap polymers in a 5-s environment.
- 2 yrs 7 mos
Maintenance Manager/ Process Engineer
BRO-TEX
04.2006 - 11.2006
- Managed daily equipment operation and maintenance personal of 200,000sq ft facility along with trouble shooting equipment break downs, procuring replacement parts, adapting to facility needs, contacted outside vendors and organized work schedules, internal and external In a bilingual environment. Adhered to safety protocols installed, debugged and trained operators on the use of new or used equipment.
- 8 mos
Mechanic
Caterpillar Inc
08.2005 - 03.2006
- Heavy equipment Maintenance mechanic reading prints and assembling per process in a timely manner within a team environment, (pavers)
- 8 mos
President/CEO
RSR Extrusion Corporation
01.2001 - 01.2005
- Managed owned and operated all aspects of a start up corporation i.e. sales quotes, vendors, customers, and adherence to specifications, shipping and receiving. OEM supplier of custom extruded tubing. Consulted customers and specified equipment for capital purchases to increase profitability, manufacturability and quality ceasing dependence on outside vendors.
- 4 yrs 1 mo
Process Engineer
Minnesota MedTec (formerly Minnesota Extrusion Inc)
01.1996 - 01.2001
- First employee hired; responsibilities included consulting with various clients in the medical device industry on different aspects of their products. Designed and developed balloon catheters and down stream processes for short-term and long-term implantable devises for interventional and; vascular technology including all AGA Product lines.
- 5 yrs 1 mo
Extrusion/Molding Technician
B. Braun Medical
01.1993 - 01.1996
- Reported directly to the VP of Operations. Increased extrusion capacity with existing equipment eliminating the need for second shift. Reduced extrusion scrap rates from 40% to less than 10% for FEP Teflon lines. Developed molding process to remove part from back cut mold without part deformation.
- 3 yrs 1 mo
Senior Extrusion/Molding Technician
Medtronic Inc
01.1991 - 01.1993
- Extruded pacing lead jacketing and p2vp film for cardiology devices along with introducers and other misc. catheters. Developed an extrusion process for annealing materials in line resulting in a 90% yield rate @7X magnification over the previous 30% yield rate.
- 2 yrs 1 mo
Extrusion Technician II
Schneider USA
01.1989 - 01.1991
- Expanded extrusion capacity eliminating second shift. Designed the layout of the extrusion area to increase efficiency. Developed methods for coating low melt point polymers with high melt temp polymers without melting the substrate. Responsible for training and certifying personal in extrusion.
- 2 yrs 1 mo
Mechanical technician
Pharmacia Deltec
01.1989 - 01.1989
- Primary job function was physical property testing. Designed a subcutaneous portal that would not occlude a Huber point needle with the same profile as the previous portal, that it occluded by .100 in and the new design had the same needle retention as the previous design.
- 1 mo
R & D Lab Technician
3M corporation (packageing systems div.)
01.1984 - 01.1989
- Duties included testing physical and mechanical properties of polymer based compounds along with extrusion, textile and web handling equipment.
- 5 yrs 1 mo
Education
Bachelor of Science - Applied Science And Technology
Almeda
Boise, ID10-2009
Skills
- Critical thinking
- Project management
- Project planning
- Data analysis
- Process improvement
- Process development
- Engineering documentation
Certification
Six Sigma Green belt
Timeline
Sr. Extrusion process engineer
TE Connectivity
07.2025 - 12.2025
Sr Extrusion Engineer
TE Connectivity
06.2025 - Current
SME extrusion
ATL Technology
08.2024 - Current
Extrusion SME
ATL Technology
08.2024 - 07.2025
Director Of Process Engineering
MDCM solutions
08.2021 - 09.2024
Director Of Process Engineering
MDCM solutions
08.2021 - 09.2024
Senior Process Engineer R&D Extrusion Technology
Interger
06.2018 - 09.2020
Cofounder Business Development
Extrusionology
04.2018 - 09.2020
Cofounder
Extrusionology
04.2018 - 09.2020
Sr. Extrusion Engineer/SME
AdvancedCath/Creganna a TE Connectivity company
12.2014 - 07.2017
General Manager
Leseman LLC
02.2014 - 09.2024
Manufacturing Engineer
Covidien
04.2012 - 12.2014
Process Development Engineer
Minnesota MedTec
10.2009 - 04.2012
Lead Operator/Supervisor
Stratasys, Inc
04.2007 - 10.2009
Maintenance Manager/ Process Engineer
BRO-TEX
04.2006 - 11.2006
Mechanic
Caterpillar Inc
08.2005 - 03.2006
President/CEO
RSR Extrusion Corporation
01.2001 - 01.2005
Process Engineer
Minnesota MedTec (formerly Minnesota Extrusion Inc)
01.1996 - 01.2001
Extrusion/Molding Technician
B. Braun Medical
01.1993 - 01.1996
Senior Extrusion/Molding Technician
Medtronic Inc
01.1991 - 01.1993
Extrusion Technician II
Schneider USA
01.1989 - 01.1991
Mechanical technician
Pharmacia Deltec
01.1989 - 01.1989
R & D Lab Technician
3M corporation (packageing systems div.)
01.1984 - 01.1989
Bachelor of Science - Applied Science And Technology
Almeda