Sofija Kostic
San Diego,CA
Summary
Innovative Electrical Engineer with 7 years of experience in automation, test system development, and process optimization. Demonstrated expertise in leading complex hardware and software integration projects, including large-scale system conversions and infrastructure scaling for high-reliability environments. Skilled in developing and upgrading automated test equipment, implementing advanced calibration and data analysis solutions, and enhancing system performance through innovative engineering. Adept at cross-functional collaboration, technical documentation, and training, with advanced proficiency in C#, WPF, and modern automation frameworks.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Senior Automation Engineer
PSemi, a Murata Company
06.2019 - Current
- Artemis to QS Conversion (2024): Led transition of Artemis test system to QS platform, developing new drivers, test collections, and user documentation. Enhanced system reliability, usability, and safety; delivered comprehensive training to modeling team. Managed project timelines and ensured 100% on-time delivery for ATS infrastructure scaling (14 projects).
- ATS & Jira Management (2024): Supported large-scale ATS system bring-up, calibration, and data throughput improvements. Closed 95%+ of Jira tickets on time; resolved all backlog items and formalized customer requests.
- Hulk & Bizarro System Upgrades (2022–2023): Implemented HI-VSWR capability, refactored test methods, and improved error handling for Hulk. Upgraded BizarroPlusQS with LTE and VSWR test capabilities; ensured strong correlation and robust documentation. Delivered all upgrades on schedule, provided stakeholder training, and facilitated multiple code/design reviews.
- Automation Software Infrastructure (2023): Initiated Friendly Cal Tool upgrades and implemented fuse burning test methods for automation infrastructure. Advanced WPF tool development and supported Thor project requirements.
- Batman System Overhaul (2022): Led complete rehaul of Batman test systems, improving repeatability, reliability, and system-to-system correlation. Identified and resolved performance discrepancies, optimized test methodologies, and delivered on aggressive timelines.
- Harmonics Measurement System (2022): Developed Artemis automated harmonics measurement system for modeling and production, integrating prober control and advanced test methods.
- Automation & Test Time Optimization (2020–2021): Automated Batman and Bizarro ATEs, reducing downtime and test times by 50%. Delivered comprehensive system documentation, user guides, and conducted regular training sessions. Led ATE development, including eFuse application improvements and migration to new frameworks.
- Technical Leadership & Training: Trained multiple engineers on calibration tools, system development, and support. Advanced technical skills in C#, WPF, and digital communication protocols; completed C# certification coursework.
Automation Engineer Intern
PSemi, a Murata Company
11.2018 - 06.2019
- Converted test systems to be automated with TestStand, MATLAB, and C sharp
- Developed UI wizard for running the systems.
- Analyzed DUT feedback such as harmonics response and spur behavior under various RF conditions.
- Quantified system behavior in centralized data logging.
- Developed and validated automated test equipment (ATE) ensuring compliance with quality standards
- Created user-friendly manuals, technical presentations, and system reports
- Applied RF and software expertise to optimize test processes and resolve complex issues
Education
Bachelor of Science - Electrical And Electronics Engineering
University of California, San Diego
06-2019
Skills
- Automation & Test System Development
- Process Optimization & Troubleshooting
- Software Development (C#, WPF, NET, MATLAB)
- Data Analysis & Calibration
- RF signals & instrumentation
- TestStand & Cape4 Framework
Certification
- Certified LabVIEW Associate Developer (Expired: 2020)
Timeline
Senior Automation Engineer
PSemi, a Murata Company
06.2019 - Current
Automation Engineer Intern
PSemi, a Murata Company
11.2018 - 06.2019
Bachelor of Science - Electrical And Electronics Engineering
University of California, San Diego