1. John L. Cleek _______________________________________________
Email: jcleek@cox.net
Cell. (316) 253-0682
Qualifications
• B.S. in Aerospace Engineering and over 22 years hands-on experience in weight and
balance, mass properties, etc in aerospace;
• Good working knowledge of Catia V4 (16 years) & CatiaV5 (12 years) using VPM,
ENOVIA (LCA) , in terms of mass properties analysis and inertia data analysis and
collection;
• Excellent knowledge of Weights and Balance Manual writing, reporting and
updating, supporting airworthiness and certification personnel.
Experience
2010 – 2015 BOMBARDIER – LEARJET, Wichita, KS.
Engineering Specialist – Mass Properties (Weights) Grp. / L85 Business Jet
• Used systems such as electronic routing database (ERD & EDIMS), Integrated
Change Management System (ICMS), E-Room, Product Change Requests (PCR) &
ENOVIA op-system to obtain engineering info to perform weight and balance
calculations;
• Extract mass property data from Catia V solid models for use in trade study
calculation sheets, weight status reports, and PCR weight impact statements.
• Track supplier weight status reports for errors and format conformity;
• Update other L85 group leaders about design changes that had major impact on
weight & balance;
• Suggested design changes that have impact on weight and balance requirements;
2009 – 2010 SIKORSKY AIRCRAFT CO. (Belcan Tech Services), Stratford, CT.
Contract Engineer – Mass Properties (Weights) Grp. / CH-53K
• Used PIOS-based system & ENOVIA op-system to obtain BOM (parts lists), ECs,
and other engineering info to perform weight and balance calculations;
• Extract mass property data from Catia Vsolid models for use in calculation sheets
and weight & balance record sheets;
• Track supplier weight & balance record sheets for errors and format conformity;
• Update other group leaders about design changes that had major impact on weight
& balance;
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2. John L. Cleek _______________________________________________
Email: jcleek@cox.net
Cell. (316) 253-0682
• Suggested design changes that have impact on weight and balance requirements;
2000 – 2009 CESSNA AIRCRAFT CO., Wichita, KS.
Sr. Engineer – Mass Properties (Weights) Grp. / CX, XLS, CJ)
• Created mass property data using Catia solid modelling functions;
• Used PIOS-based system & SAP interface to obtain parts lists, ECRs, and other
engineering info to perform weight and balance calculations;
• Collaborated with delivery systems in order to support air worthiness & type
certification (weight & balance manual);
• Reviewed engineering drawings (structures & systems, including avionics &
electrical) for mass property changes to evaluate impact on weight & CG;
• Estimated and physically weighed individual parts & assemblies to help maintain
accuracy of master databases;
• Performed quarterly checkout runs of group calculation sheets that include updated
mass property data;
• Compiled quarterly weight & balance reports;
• Participated actively in weekly engineering coordination meetings;
• Supported internal and external customers by working marketing studies, sample
loadings, and equipment listing;
• Updated other group leaders about design changes that had major impact on
weight & balance;
• Suggested design changes that have minimal impact on weights and balance
requirements;
• Reviewed and advised on major internal customers requests, such as:
- Computed fuel & hydraulic fluids data properties (and compiled
corresponding useful load report – XLS aircraft);
- Performed recalculation of Horizontal Stabilizer inertia data for master
database (XLS aircraft);
- Performed mass property analysis for prototype/production brushless
start generator & PCU (XLS aircraft);
- Performed weight & balance analysis for prototype/production versions
of the composite ventral strake (XLS aircraft);
- Computed CX proto winglet mass properties.
- Static balance studies on control surfaces (CX,XLS)
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3. John L. Cleek _______________________________________________
Email: jcleek@cox.net
Cell. (316) 253-0682
1997 – 2000 CESSNA AIRCRAFT CO., Wichita, KS (contract w/ PDS Technical Services)
Mass Properties Engineer – Mass Properties (Weights Grp. / CX)
• Had same responsibilities as listed above (with applications to CX aircraft
mass properties only);
• Reviewed, recompiled and updated fuel mass properties and landing
gear-up/gear-down transpositions, as required by design and
development modification.
1992 – 1997 CESSNA AIRCRAFT CO. (Wichita, KS)
Mass Properties Engineer – Mass Properties (Weights Grp. / CX)
• Responsible for CX mass properties analysis, report writing, weights and
balance manual updated, certification reports, etc.
1985 – 1995 Oklahoma Air National Guard (Oklahoma City, OK)
Wideband Equipment Technician – Staff Sergeant
• Responsible for removal, installation, and maintenance of microwave
radio communications equipment, cable racks, and antennas. Secret
security clearance required.
1984 – 1992 Cleek Aviation, Inc. (Burns Flat, OK)
DOD Contractor
• Responsible for refuelling and maintaining T-38 and other
military/general aviation aircraft.
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4. John L. Cleek _______________________________________________
Email: jcleek@cox.net
Cell. (316) 253-0682
Education
University of Oklahoma (Norman, OK)
B.S., Aerospace Engineering, May 1991
Southwestern Oklahoma State University (Weatherford, OK)
Pre-Engineering curriculum, sixty (60) hours.
USAF Technical Training School (Kessler AFB, MS)
Wideband Communications Equipment Specialist
Courses and Training
Friends University (Wichita, KS)
Certificate - Total Quality Management (TQM)
Cessna Aircraft Co (Wichita, KS)
Front Line Leadership (FLL) training;
Cadam 2D/3D Design;
Catia V4 Solids - Cessna Aircraft Co.;
Catia V5 Part Design & Sketcher , Advanced Curves & Surfaces;
Affiliations
Society of Allied Weight Engineers, Inc. (Wichita chapter).
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