My CV

EDUCATION

Ph.D. Electrical and Computer Engineering (Aug.2022 – 2026)

Colorado State University, Colorado, USA

GPA: 4/4, (Fall 2023)

Supervisor: Dr. Mahdi Nikdast

M.Sc. Electrical Engineering- Electronics 

 Experience

• Lightmatter (May 2024-Present) Photonic Characterization Engineer

  • OFDR/OBR measurement and characterization of edge couplers and the reflection from the edge couplers and v-grooves.

  • Characterization of PIC devices with LUNA: OFDR measurement and analysis of different silicon photonics test cells for polarization dependent loss and back scatter. 

  • Hardware test script development with pytest and debugging of optical equipment. 

  • Development of DFT test cells with for back scatter measurement of different silicon photonics structures. 

  • Polarization-dependent loss characterization of optical devices.

  • Developed an algorithm for automated testing on an edge-coupled optical test setup where I could reduce the coupling loss to less than -2 dBm for each edge coupler with my developed code for coordinate and angle optimization.

  • Developed a GUI to do the edge coupling alignment (DEVA). 

  • Coordinated with MTV team for setting up the lab setup for edge coupling and fiber attachment.

  • Developed python code drivers for Keysight photodetectors and lasers to do automated spectrum measurement. 

  • DGD and polarization delay measurement using DCA and plariztion synthesizer. 

  • Contribution to the data pipelining and development of methods and algorithms on shared git respository for data analysis based on sql and snowflake.

  • Driver development for lab equipment through GPIB, USB, Serial, and JTAG for lab equipment in python for stream lining the measurement. 

  • Reliability analysis of MRMs under electrical stress over time for defining the operation threshold and under different temperature. 

  • Built a vertical die level coupler from ground up and collaborated with the mechanical design team to 3D print custom parts for fiber alignment that can adapt with off the shelve equipments saving the company at least over 200K by avoiding to buy built test station. 

  • Development of methods for measurement of reflection over length and test cells designed to facilitate the extraction of reflection measurement.

• Graduate Research Assistant (GRA) at Colorado State University (CSU) (Aug. 2022- Present)

  • Development of optical circuit switching circuits for interposer design and routing algorithms designed for reduction of optical loss and crosstalk in C++ and python.

  • Driver development for Lab equipment using pyvisa and serial ports for OPM, SMUs and integration of the tools with the test station API in python.

  • Layout automated design and routing of active cells with GDS factory. 

  • Researched Contra-Directional Couplers (CDC) and proposed a patent for the utilization of these devices in Wavelength Division Multiplexing (WDM) applications (resulted in 3 publications and two patents).

  • Designed Silicon photonic interposers for 2.5D systems where I performed device level simulations (FDTD and MODE) and incorporated these models for design of optical systems (Python, INTERCONNCET and Verilog-A). 

  • Streamlined the process of layout design with custom GDS using python and GDS factory and GDS-tk.

  • Became proficient in designing and operating automated test stations for the measurement and validation of photonic devices (Maple Leaf).

  • Automation of measurment and data processing of fabricated devices with different FOM using Python.

  • Mentor and train high school student (Poudre High School) interns during the summer, providing valuable hands-on experience in the field of photonics.

  • Proposed, designed, and fabricated a novel silicon photonic PUF (ongoing project).

  • Designed and implemented a novel algorithm to optimize the performance of an optical switch controller, incorporating power-aware routing strategies. Developed the algorithm using a combination of Verilog and Python.

  • Modeled and simulated Phase Change Material for WDM applications (Resulted in one submitted publication).

  • Data analysis of automated test results using Python.

  • Scripting and simulation of custom devices through the Transfer Matrix Method and open source and FDTD engines.

  • Generated custom layout cell designs using Python and K-Layout and layout design for optical testing.

  • Researched and designed Silicon photonic interposers for 2.5D accelerators (resulted in 1 published and 1 submitted paper)

  • CAD design for designing 3D printed custom parts of automated testing station.

• Data Analysis and Entry Specialist (2022-2022)

  • Office of Provost at Colorado State University

    • Helped the team of provost to expedite the process of making a database of different progrmas.

    • Automation of processing and data cleaning using Python scripts.

• Graduate Research Assistant (GRA) at Kashan University (2020-2021)

• Research assistant at the University of Kashan (collaboration in research with Dr. Nikoufard at Kashan University) from 2020 to 2021.

• Co-advising one of the Master's students at Kashan University (Revising the final thesis and helping the student with academic writing ) (September 2021).

• Teaching Assistant (TA) at Rafsanjan University(2015-2016)

• Teaching assistant of Electronics II in Vali-e-Asr University of Rafsanjan for two semesters of 2015-2016 (troubleshot the students' problems in the Electronics II course).

• Electronic hardware design (2014-2015)

  • Firmware developer for microcontroller systems during my bachelor's.

  • PCB design for my bachelor's final project.

  • C/C++ programming for embedded IOT systems (Raspberry Pi/ Arduino and ARM STM32 and Atmel microcontrollers).

SKILLS

Programming and scripting languages

·      C / C++

·      Python /  MATLAB

·      HDL (Verilog/Verilog-A)

·      shell

Applications

·      Lumerical (FDTD, DEVICE, MODE, EME)

·       COMSOL Multiphysics®

·      Synopsys (RSOFT)

·      Tidy3D

·      CST Studio Suite®

·      Synopsys HSPICE®

·      K layout (GDSFACTORY, GDSPY)

·      Tanner EDA

·      CAD (Freecad, Autocad)

·      Altium Designer and Eagle

·      Keil µVision®

·      Arduino Software (IDE)

·      Proteus Design Suite

·      Adobe Photoshop®

·      Adobe Audition®

·      Adobe  Illustrator®

·      CorelDRAW Graphics Suite®

Web Languages

·      HTML /  CSS

·      JavaScript /  JQuery

SELECTED COURSES AND GRADES

·  Machine Learning for Embedded systems (A)

·  Silicon Photonics (A)

·  Internet engineering (A)

·  Theory and Technology of Manufacturing Semiconductor Devices (A)

·  Photonic Integrated Circuit (PIC) (A)

·  Optoelectronics (1) (A)

·  Semiconductor Devices (A+)

·  VLSI Circuits Design (A+)