David Heldt Email & Phone Number

East Windsor, NJ

• Investigate deviation events in a manufacturing area and perform administrative tasks associated with deviation management.
• Collaborate with quality and manufacturing personnel when gathering information needed to close investigations.
• Familiar with the procedures of vaccine production in a GMP, GDP, class 100,000 cleanroom environment.
• Complete and administrate immediate, remedial, corrective, and preventive actions associated with manufacturing investigations.
• Define deviation events and assess their impact to product quality.
• Analyze root cause of deviation events.

Harleysville, Pennsylvania 19438

• Developed heat seal bonds (polymer to polymer and polymer to ceramic) associated with a lithium battery technology.
• Collaborated with a team of engineers and scientists to resolve product performance issues for a customer.
• Communicated with team and customer to define and achieve product performance requirements related to a heat seal technology.
• Developed a peel force metric to qualitatively assess heat seal performance and used the metric as a specification when eliminating alternate seal approaches to systematically determine the best solution(s).
• Developed the experimental design for and conducted heat seal process optimization tests on over 40 alternate seal approaches.
• Carried out quality control (QC) tests (electrolyte density, water concentration, and electrical conductivity) on electrolyte materials.

Fort Washington, Pennsylvania

• Performed tests on woven and non-woven textile materials in accordance with industrial, customer, and internal testing specifications.
• Collaborated with research, manufacturing, and sales engineers to determine whether the company’s products could meet customer needs.
• Applied technical expertise to test the mechanical, physical, thermal, chemical, and environmental characteristics of textile materials.
• Wrote 15+ technical reports to share testing results with internal and external personnel.

Mclean, Virginia

• Contributed to team research projects within a concrete materials laboratory.
• Trained in the mixing, casting, and curing of concrete as well as its relevant ASTM testing procedures.
• Conducted mechanical and thermal testing of concrete pavement specimen, which included compression, tensile, elastic modulus, poisson’s ratio, and coefficient of thermal expansion testing.
• Obtained experience with federal procurement and contract procedures.
• Reviewed proposals and technical reports.
• Managed a tomography system and a government credit card.

Allentown, Pennsylvania

• Applied understanding of x-ray tomography to meet customer needs pertaining to sample scanning services.
• Trained customers in computed tomography (CT) machine and software use.
• Installed and repaired CT machines.
• Earned the company nearly $100,000 in both a direct (scanned samples on a paid, contractual basis) and an indirect (scanned unpaid samples that led to a customer purchasing a CT machine) manner.
• Represented the company at a dental biomaterials conference and obtained 5 to 10 business contacts for review by the sales engineer.

Manassas, Virginia

• Championed biomedical applications of company's powder metallurgy technology.
• Utilized a design of experiments approach to optimize the processing parameters when conducting a titanium-polyurethane bonding project using a thermo-mechanical press.
• Sought funding for need-based R&D projects by contacting more than 100 academic and industrial professionals.
• Continued to obtain improved scores when re-submitting NIH-SBIR proposals.

Master'S Degree, Biomedical Engineering

Bachelor'S Degree, Materials Engineering