Gopinath Paramasivam
Ottobrunn,BY
Summary
Results-driven process development engineer with over 8 years of experience specializing in thin-film deposition, device characterization, and technology scale-up for solar and optoelectronic devices in a global setting. Expertise in perovskite-based devices and interface engineering, demonstrating a track record of process innovation, collaborative R&D, and statistical analysis (DOE/SPC/JMP). Eager to leverage skills in a role that combines cutting-edge process development with tangible customer impact.
Overview
11
11
years of professional experience
Work History
Development Engineer
Avancis GmbH
05.2023 - Current
- Designed area-preserving patterning strategy that recovered dead modules and enhanced process yield by more than 50%; currently preparing patent submission.
- Utilized scalable patterning and contact coating processes using ALD, reducing material loss by 25% in pilot module fabrication.
- Evaluated new metal pastes and dielectric formulations, increasing module edge stability by 15% through inkjet printing.
- Improved perovskite solar module performance by 30% through systematic process optimization using SPC and DOE techniques.
- Coordinated lab-to-line transfer by overseeing pilot-line trials, enabling seamless transition from R&D to production.
Research Associate / HYSPRINT Research Labs
Helmholtz Zentrum Berlin
02.2019 - 05.2023
- Engineered high-performance semi-transparent perovskite solar mini-modules using spin coating, inkjet printing, and CVD deposition techniques, achieving 18% power conversion efficiency (PCE) with >20% transparency for tandem applications.
- Designed and optimized 4-terminal (4T) tandem architectures, reducing optical losses by 30% through advanced light management and interfacial engineering, resulting in a record 30% combined PCE.
- Used Design of Experiments (DOE) to refine device stacks and encapsulation protocols, extending outdoor operational lifetime by 3×; demonstrated 4-year stability—setting a benchmark for perovskite durability in the field.
- Collaborated with cross-functional research teams to translate lab-scale innovations into reproducible processes; authored 10+ peer-reviewed publications on deposition, characterization, and reliability.
Intern, R&D
Novaled GmbH
09.2016 - 01.2017
- Conducted IVL and lifetime characterization of OLED stacks for material screening; validated >5 new emitters and dopants.
- Supported QC in evaluating device-to-device uniformity using electroluminescence imaging.
Junior Engineer
Tamilnadu Energy Solutions
04.2014 - 09.2015
- Built and tested MPPT modules for solar inverters; enhanced energy yield by 10% over commercial units.
- Conducted IV tracing and EL inspection on solar panels to ensure quality compliance.
Education
Master of Science - Organic & Molecular Electronics
Technische Universität Dresden
Dresden, Germany03-2018
Bachelor of Engineering - Electrical & Electronics Engineering
Anna University
Chennai04-2014
Skills
- Deposition: ALD, PVD, CVD, PECVD, Spin coating, Inkjet printing
- Etch/Plasma Tools: ICP-RIE, IBE, Wet etching
- Characterization: SEM, AFM, XRD, IV/IVL, photoluminescence, EL, thermography
- Data/Process Analysis: DOE, SPC, JMP, Python, Origin, Matlab
- Others: Project management, patent analysis, pilot-line integration
LANGUAGES & MOBILITY
English (Fluent), Tamil (Native), German (B1)
Open to relocation to Bangalore, India; willing to travel up to 50%
Hindi
Elementary (A2)
Accomplishments
- Seasonality in Perovskite Solar Cells: Insights from 4 Years of Outdoor Data, https://doi.org/10.1002/aenm.202501906
- Gas flow-assisted vacuum drying: identification of a novel process for attaining high-quality perovskite films, https://doi.org/10.1039/D1MA00494H
- Characterization of Halide-based Perovskites for Application in X- and γ-rays Detectors, 10.1109/NSS/MIC44845.2022.10399228
- Electrospun Electroluminescent CsPbBr3 Fibers as Flexible Perovskite Networks for Light‐Emitting Application, https://doi.org/10.1002/adem.202201651
More on Google Scholar
Timeline
Development Engineer
Avancis GmbH
05.2023 - Current
Research Associate / HYSPRINT Research Labs
Helmholtz Zentrum Berlin
02.2019 - 05.2023
Intern, R&D
Novaled GmbH
09.2016 - 01.2017
Junior Engineer
Tamilnadu Energy Solutions
04.2014 - 09.2015
Master of Science - Organic & Molecular Electronics
Technische Universität Dresden
Bachelor of Engineering - Electrical & Electronics Engineering
Anna University
Similar Profiles
Nina BrunnerNina Brunner
Senior Manager Sales Excellence at Keenfinity GmbH (ex Bosch Sicherheitstechnik GmbH)Senior Manager Sales Excellence at Keenfinity GmbH (ex Bosch Sicherheitstechnik GmbH)
Maité RutherMaité Ruther
Managerin und Aussendienstmitarbeiterin at ApiTech Deutschland GmbH und Just Queen GmbHManagerin und Aussendienstmitarbeiterin at ApiTech Deutschland GmbH und Just Queen GmbH
Francesca FagianiFrancesca Fagiani
Commercial Sales Support/Account Manager, Immuno-Oncology at Bio-Techne GmbH (R&D Systems GmbH)Commercial Sales Support/Account Manager, Immuno-Oncology at Bio-Techne GmbH (R&D Systems GmbH)
Quynh NguyenQuynh Nguyen
People & Development Specialist at Boston Consulting Group (BCG)People & Development Specialist at Boston Consulting Group (BCG)
Vanessa KatteVanessa Katte
Learning Consultant & Coach Pool Manager at GP Strategies Deutschland GmbHLearning Consultant & Coach Pool Manager at GP Strategies Deutschland GmbH