Gönül Demir
Research & Development Engineer | Hardware, Sensors & EMC
Resourceful and innovative R&D Engineer with over a decade of experience designing advanced electronic security systems, optical sensors, encoders, and embedded hardware in the Istanbul tech sector. Specialized in optimizing cutting-edge sensor technologies to enhance system functionality, reliability, and market competitiveness while navigating complex regulatory certification processes (EMI/EMC, TSE, LPCB, CE, LVD) in high-noise operational environments.
Areas of Expertise
Electronic Security Systems
High-performance optical beam detectors, flame detectors, intrusion alarms, access control systems, and industrial elevator/escalator safety detection modules.
Optical Engineering & Sensors
Infrared optics design, ST Time-of-Flight (TOF) sensor integration, proximity detection, photodiode transimpedance amplifiers, and retroreflector optics.
Encoders & Motion Control
Magnetic & optical incremental encoders, wheel encoders, and compact contactless sensing architectures for civilian and defense sector demands.
Electromagnetic Compatibility
EMI/EMC mitigation in high-noise industrial environments, shield grounding, Faraday slot analysis, surge/ESD protection, and CISPR/EN compliance.
Hardware & Circuit Design
Altium Designer multi-layer PCB design, RS422 differential line drivers with 24V/200mA short-circuit protection, and embedded C firmware flow.
Certification & Quality Control
LPCB, TSE, CE, LVD & EMC product certification execution. Custom production test equipment design (accelerometers, light meters, motor drivers).
Professional Experience
Senior Research & Development Engineer
Teknim Electronic • Istanbul, Turkey
Designed and developed innovative commercial alarm and access control hardware architectures to strengthen market competitiveness.
- Developed a completely new high-performance optical beam detector achieving a 2.4x range improvement over local competitors.
- Achieved a 20% range advantage over the closest global competitor in long-distance optical fire detection.
- Reduced production BOM costs by 30% through advanced optical lens alignment and electronic circuit design optimizations.
- Established new engineering design baselines for company-wide product strategy and customer safety expectations.
Research & Development Engineer
Fenac Encoders & Sensors • Istanbul, Turkey
Engineered cutting-edge sensor solutions integrating hardware, firmware, and optics for both civilian industrial automation and defense applications.
- Proximity Detectors & Encoders: Designed magnetic and optical incremental encoders, wheel encoders, and compact contactless rotary solutions.
- Elevator & Escalator Safety: Developed an advanced door detection system and escalator approach sensors leveraging ST Time-of-Flight (TOF) optical distance sensors.
- Hardware Protection: Designed differential line driver circuits with robust short-circuit protection for RS422 and 24V/200mA industrial environments.
- EMC Engineering: Solved critical EMI/EMC challenges in high-noise industrial and military operating conditions to boost system reliability.
Research & Development Engineer
Mavili Electric Electronic • Istanbul, Turkey
Led optical design, electronic hardware engineering, and international certification processes for industrial fire detection products.
- Beam Detector Certification: Executed optical design, hardware development, and EMI/EMC, TSE, and LPCB certifications for 6 Beam Detector models.
- Flame Detector System: Completed end-to-end design and development for 4 Flame Detector models up to working prototypes.
- Production Test Automation: Designed specialized production test jigs including accelerometers, light meters, heat sensors, and motor drivers, reducing test durations by 15% and defect rates by 10%.
Prior Design & Purchasing Management
Inovenso Consulting R&D Machinery • Soypak Electronic
Provided freelance R&D hardware design consultancy for electrospinning machinery and managed technical electronic component purchasing operations.
Education
Bachelor of Electrical Engineering
Uludağ University • Bursa, Turkey
Erasmus Program – Electronic Engineering
Università degli Studi di Salerno • Salerno, Italy
Seminars & Training
- • Würth Elektronik: Electromagnetic Compatibility Design & Power EMI Compliance Issues Seminar
- • Agile Scrum Master: R&D Project & Product Management Training
- • Leadership & Communication: Persuasion, Diction & Team Resource Management Training