Gregory C. Penkunas is an industrial electronic technician and electrician with over 30 years of experience maintaining, troubleshooting, and repairing manufacturing machinery and equipment. He has extensive experience working with programmable logic controllers, CNC machines, and electrical systems. Penkunas is currently a numerical control electronic technician and electrician for Senior Aerospace Jet Products, where he works on CNC machines and serves as the in-house electrician across five buildings. Previously, he held similar roles at United Launch Alliance and Senior Aerospace Ketema, maintaining and repairing production equipment. Penkunas has an Associate's degree in Digital Electronics and Industrial Supervision, and specialized training in PLCs, CNC

1. GREGORY C. PENKUNAS
4259½ Estrella Avenue, San Diego, CA 92115
penkunas@sbcglobal.net • 619-281-3746
INDUSTRIAL ELECTRONIC TECHNICIAN – ELECTRICIAN – NC TECHNICIAN
Highly Skilled Technician with extensive experience in manufacturing environments; a strong
electrical background; and advanced proficiency in troubleshooting, maintaining and repairing a wide
range of machinery and equipment
Recognized as an excellent employee/team member with impeccable work habits, a commitment to
excellence, and the drive and skill set to conquer technical challenges and deliver long-term solutions
PROFESSIONAL EXPERIENCE
SENIOR AEROSPACE JET PRODUCTS, San Diego, CA – 2012 to present
Numerical Control Electronic Technician / Electrician
• Work with foreman in the repair of various CNC machines
• Serve as in-house electrician in a lean manufacturing environment, responsible for repairing, installing
and maintaining electrical equipment and wiring in five separate buildings (machine shop, shipping
and receiving, administration building, engineering building and forming shop)
• Recognized by Department Manager as “highly self-motivated and very good at multi-tasking”
UNITED LAUNCH ALLIANCE (Formerly Lockheed Martin Space Systems), San Diego, CA – 2005 to 2012
Industrial Electronic Technician / Electrician
• Diagnosed, repaired, and performed reactive and preventive maintenance on production equipment,
including: electrical and electronic systems/equipment/control devices, machine tools (conventional,
NC, CNC), computerized and automated equipment, welders, overhead cranes, lighting, power and
power distribution, AC/DC motors and drives, HVAC systems, and variable frequency converters
• Performed basic programming of machinery while troubleshooting
• Performed electrical, plumbing, ventilation, hydraulic and pneumatic system work, including
disconnect-reconnect on machines being installed, repaired and replaced
• Utilized detailed work instructions, electrical blueprints and schematics to moderate, exacting and
critical tolerances
• Delivered significant cost savings for company by utilizing expert-level skills in troubleshooting and
repair to ensure long-term solutions and eliminating need for manufacturer technical support
SENIOR AEROSPACE KETEMA, El Cajon, CA – 1999 to 2008
Numerical Control Technician
• Responsible for troubleshooting electronic/electrical problems with CNC machines, DNC, robotics and
various welders
• Conducted planned preventive maintenance checks on machinery
• Traveled to Mexico facility to perform electrical set-up of machines and train CNC technicians
TELEDYNE RYAN AERONAUTICAL, San Diego, CA – 1980 to 1999
Industrial Electronic Technician
• Analyzed and repaired CNC machinery’s programmable controllers, axis servo/spindle drive units and
automatic tool changers (frequently to component level on defective boards)
• Performed electronic planned maintenance checks
• Utilized numerical control (NC) programming knowledge to operate and test machines
• Assisted electricians on conventional mill and lathe repair, in addition to wiring projects
• Worked with mechanics on laser alignments and ball-bar calibrations
• As lead of CNC technician crew, provided training in the function and problem-solving of systems

2. GREGORY C. PENKUNAS Page 2
EDUCATION
SAN DIEGO CITY COLLEGE, San Diego, CA
A.A. in Digital Electronic Technology, 1985
A.A. in Industrial Supervision, 1987
Military Schools:
Basic Electricity & Electronics School
Fire Control Electronic Technician “A” School
Advanced Fire Control Electronic Technician “C” School
SPECIALIZED TRAINING
Completed numerous product knowledge and continuing education courses throughout career, including:
• Siemens Simatic S7-300 System PLC • Makino MAG 3 with Pro-5
• Allen-Bradley SLC 500 Programmable Logic Controller • National Electrical Code Review
• Allen-Bradley RS Logix 5000 PLC • Mazak Integrex e-1060 V
• Numerical Control Programming • Renishaw Ball-Bar Calibration Device
• Fanuc Controls/Hitachi Programmable Controller • Kardex Industriever
TECHNICAL EXPERIENCE & SKILLS
Extensive experience and advanced skills in maintaining, troubleshooting and repairing a wide range of
machinery and equipment from a multitude of manufacturers, including:
Machinery:
• Controllers (Fanuc, Allen-Bradley, Siemens)
• Servo Drivers (Fanuc, Gettys, Siemens)
• Spindle Inverters (Mitsubishi, General Electric, Fanuc)
• Mills (horizontal/vertical), Lathes (Mazak, Giddings & Lewis, Toshiba)
• Cutters - Water (FLOW) and Laser (ILM)
• Additional Machinery: Brakes, Presses, Autoclaves, Ovens, Compressors and Boilers
Equipment:
Worked on the following equipment: Overhead Crane Systems, Air Chillers, Heaters, AC Units and
Transportation Carts, as well as various welding equipment including: Roll, Seam, Spot, Electron Beam,
Induction, MIG and TIG (Jetstar Engineering, Lincoln, Miller)
MILITARY EXPERIENCE
UNITED STATES NAVY, San Diego, CA – 1974 to 1980 (Honorable Discharge)
Fire Control Technician - Petty Officer Second Class
Monitored operation and upkeep of three radar systems and associated computers, including maintaining,
troubleshooting and testing weapon control systems to ensure achievement of optimum standards