CV…or the accumulation of all sorts of experiences

Research Experience

• Dry mix processing & powder metallurgy of 100+ silicon carbide polymer and ceramic composites, investigating phase-segregated networks, percolation, CTE mismatch, meta-structures, and EMI.
• Characterized using impedance & dielectric spectroscopy (IS/DS) @ 100 mHz – 1 GHz, in situ compaction, cathodoluminescence, SEM, EDS, CT, FMR, and equivalent circuit modeling.
• Built custom waveguide RF setup and sample handler for EMI tests in X-band. Designed a user-defined calibration kit for 2-port calibration of VNA to isolate complex scattering parameters.
• Coded MATLAB for parasitic de-embedding, network cascades, Nicholson Ross Weir (NRW) model, and analysis of material properties like dielectric/magnetic loss and EMI shielding effectiveness.
• Managed lab and maintenance operations, performed root cause analysis on equipment, procured supplies, equipment, & software, wrote & revised technical documents, and led technical training.

Sandia National Laboratory
Remote Collaborator

• Performed reliability engineering evaluating the manufacturing process of 150+ PCBs with IS/DS in a custom edge connector box with a Gain-Phase Analyzer, varying RH/Cº for HAST reliability testing in an environmental control chamber.
• Finite element analysis (FEA) in COMSOL Multiphysics to reverse engineer microstructure from EM behavior of composite substrates. Presented an invited talk at the COMSOL Boston 2024 conference.
• Scrum team member with the Materials Characterization and Performance Group, along with other universities, in the reliability testing and analysis of manufactured interdigitated solder-masked PCBs. First author statistical analysis published in IEEE, titled: Effect of Solder Mask Variability on the Electrical Response of Commercially Manufactured Interdigitated Circuits.

Further details on research materials and equipment troubleshot are below:

Materials: Silicon Carbide PMMA composites, Silicon Carbide Alumina composites, and FR4 PCBs.
Troubleshooting: Struers Prontopress-2 Compression Molder, EconoChill Chiller, Keysight FieldFox Handheld Analyzer, Dr. Sinter Lab SPS, Agilent E4991A RF/Impedance Analyzer, Solartron 1260 Impedance/Gain-Phase Analyzer

• Characterized transmission and reflection spectra of semiconducting samples such as GaAs in the Law Research Group using a vacuum-based Bruker FTIR, manually switching out the EM source, beam splitter, and detector for the near-, mid-, and far-infrared ranges.
• Sketched and modeled a design for a transmission stand slide to host an electromagnet for in situ operation of FTIR for investigating effects of applied magnetic fields on samples. Designed and then collaborated with the machine shop to cut a new FTIR door that can later support the transmission stand electromagnet.

Dr. Ouloide Y. Goue | Research Assistant
Oxford, Pennsylvania, USA

• Designed and assembled a continuous hydroelectric flywheel generator through EMF induction. One prototype developed for the Spring 2018 semester.

Dr. Monica A. Gray | Research Assistant & Study Abroad Experience
Thessaloniki, Greece

• Investigated thermal properties of typical building materials in Thessaloniki, Greece, at the Perrotis College / American Farm School for the month of May 2017. Experiments were conducted with the use of an infrared camera, IRSee software, and a bomb calorimeter.
• Presented at the 20th Annual Philadelphia AMP Research Symposium and Mentoring Conference; presented at Lincoln University’s College of Science and Technology 22nd Annual Science Fair. Funded by LSAMP and NSF.

Dr. Andrey Semichaevsky | Research Assistant
Oxford, Pennsylvania, USA

• Assembling and testing fiber-optic and optoelectronic circuitry in Spring 2017. Experiments included testing with fiber-optic sensors and communication links. This involved testing the attenuation of the fibers based on pressure.

Mathematics Engineering Science Academy
Engineering Intern
St. Croix, US Virgin Islands
July 2016 – August 2016

• Designed and 3D modeled a modern sustainable hotel to be constructed near the Henry E. Rohlsen Airport on St. Croix of the US Virgin Islands in the summer of 2016 using Autodesk123 software.
• A physical model was then created with the use of Lego. Both models were presented at the end of the program.

Technical Skills

|A| Electromagnetic (EM) Techniques

• Impedance Spectroscopy
• Dielectric Spectroscopy
• Frequency Response Analyzers
• RF/Microwave Spectroscopy
• Vector Network Analyzer
• Waveguides
• Electromagnetic Interference
• FTIR

Equipment

• Solartron SI 1260 Frequency Response Analyzer
• Solartron 1296 Dielectric Interface
• Keysight N9918A FieldFox Handheld Microwave Analyzer
• Keysight P5004A Vector Network Analyzer
• Vertex 70v Bruker FTIR

|B| Modeling & Simulations

• MATLAB
• GNU Octave
• COMSOL Multiphysics
• C++
• Python
• Mathematica
• AutoCAD
• SolidWorks
• Visual Code
• Visual Studio
• JupyterLab

|C| Microscopy

• Optical
• Laser Confocal
• SEM & EDS
• Cathodoluminescence (CL)
• White Light Interferometry
• CT Analysis

Equipment

• Zeiss Ultra 60 FE-SEM
• Gatan Monarc CL Detector
• Keyence VK-X3100 3D Surface Profiler
• PentaView LCD Digital Microscope
• Pyrometer & IR Camera

|D| Fabrication & Processing

• Compression Molding
• Spark Plasma Sintering
• Chiller
• 3D Printing
• Hydraulic Pressing
• Glovebox

Presentations and Publications

ACerS Spring Meeting 2026
American Ceramics Society Spring Meeting 2026
April 2026

• RF spectrum scattering parameters are measured and converted to electromagnetic interference (EMI) shielding properties for investigating the shielding applications with beta silicon carbide composites. Impedance & dielectric spectroscopy used for complementary permittivity data.
• Oral Presentation: Electromagnetic Interference Using Varied Compositions of Beta Silicon Carbide Composites

COMSOL Boston Conference 2024
October 2024

• Finite element analysis of manufactured solder-masked printed circuit boards (PCBs). The introductory work of “reverse engineering” the proprietary material composition and substrate structure of the PCBs is presented. Experimental data referenced are from my IEEE published article, where measurements were taken within our laboratory. PCBs were provided by Sandia National Laboratory. Oral presentation given as an Early Career Invited Talk. Of the 12 invited talks, I was the only Ph.D. student. The remaining 11 were industry leads and research professors.
• Oral and Poster Presentation: Simulating Ideal and Experimental Impedance Response of Interdigitated Printed Circuit Boards
• Technical Proceedings: https://www.comsol.com/paper/simulating-ideal-and-experimentalimpedance-response-of-interdigitated-printed-circuit-boards-135812

IEEE Journal: Transactions on Device and Materials Reliability
June 2024

• First author published work in the IEEE Journal presenting the experimental work done in collaboration with Sandia National Laboratories on commercially manufactured interdigitated circuits. PCBs were characterized using impedance spectroscopy to analyze the effect of solder mask variability on electrical response. Statistical methodology and formatting were developed by our group and first presented at I2MTC 2022 conference, with technical proceedings preserved on Sandia’s online servers.

PACC-FMAs 2024
Pan American Ceramics Congress and Ferroelectrics Meeting of Americas
April 2024

• Spark plasma sintered samples of beta silicon carbide and alpha alumina are electrically characterized and compared with non-sintered in-situ compacted powders of the same mix.
• Oral Presentation: Effect of Filler Size and Shape on the Properties of Beta Silicon Carbide Alumina Composites

EMA 2023 – Basic Science and Electronic Materials Meeting
January 2023

• Beta silicon carbide composites are compared to assess the affinity between filler and matrix materials. The two composite types are SiC PMMA and SiC Alumina.
• Oral Presentation: Investigating Filler-Matrix Percolated Affinity using Impedance Spectroscopy on In-Situ Compressed Beta Silicon Carbide in PMMA and Alumina Matrices

The 242nd Electrochemical Society (ECS) Meeting
November 2022

• Humidity effects were investigated for manufactured interdigitated solder mask printed circuit boards. Changes in frequency-dependent electrical response were evaluated.
• Oral Presentation: Effect of Humidity on the Electrical Response of Interdigitated Circuit Patterns

MS&T22 – The Materials Science & Technology Meeting
November 2022

• Beta silicon carbide filler materials of three microstructures were compared electrically in effect when fabricating compression molded PMMA matrix composites.
• Oral Presentation: Effects of beta-Silicon Carbide Microstructure on the Electrical Response of PMMA Matrix Nanocomposites

I2MTC 2022
IEEE International Instrumentation and Measurement Technology Conference
May 2022

• Statistical methodologies for testing the frequency response over wide spectrum ranges is presented. This is tested on manufactured interdigitated solder-masked circuits characterized using impedance spectroscopy.
• Poster Presentation: Quality Control Testing of Interdigitated Circuits with Impedance Spectroscopy Technical Proceedings: https://www.osti.gov/servlets/purl/1908775

Community and Advisory Boards

Atlanta’s Black Graduate Student Coalition
Founding Member
Atlanta, Georgia, USA
August 2024 – December 2025

• Led as a founding member in the development of Atlanta’s Black Graduate Student Coalition (BGSC), founded in 2024, connecting Georgia Institute of Technology, Emory University, and Georgia State University.
• Contributed to policymaking and strategizing for nonprofit status and membership expansion. Introduced organizational ideas for group efficiency and aided in the planning, financing, and implementation of events.

St. Croix Foundation’s Youth Advisory Council
Board Member
St. Croix, US Virgin Islands
April 2013 – May 2016

• Joined the Youth Advisory Council (YAC) of the St. Croix (STX) Foundation at the end of my freshman year of high school to be a voice of the youth in the STX community. Spoke at the 2015 Donors Meeting with fellow members, advocating for the YAC as a resource and igniter for action.
• In collaboration with the Global Youth Network, launched a project for career readiness education called the Career Catalyst Interviews. Personally interviewed 7 of over 20 local professionals in the USVI. Documented 24 video interviews on our YouTube channel, YAC STX, with the username @yacstx5492. The following is the direct link: https://www.youtube.com/@yacstx5492.
• Aided in the grant cycle process for three grants through the St. Croix Foundation for community organizations serving youth in 2014. Those orgs were: Deaf Camp STX, St. Croix Montessori School, and the St. Croix Educational Complex High School Chapter of the Mu Alpha Theta of the National Mathematics Honor Society. Contributed editorially to recipient package documentation.
• Created and managed the Facebook page and Messenger application for the group while maintaining correspondence with team members via email.
• Volunteered for community initiatives as a representative of YAC STX, such as the 2015 Kids’ Cooking Class, 2015 Food and Wine Event, and 2014 Taste of St. Croix.

Organizational Leadership and Impact

Black Graduate Student Association of Georgia Tech
President
2024 – 2025

• Directed end-to-end logistics, corporate and GT internal sponsorship funding pipelines, and executed plus actively hosted the 19th annual Graduate Technical (GT²) Symposium in 2025.
• Led as head representative for the executive board. President 2024-2025, Treasurer 2022-2024. Designed a new committee and co-VP operating system to optimize organizational efficiency.

Treasurer
2022 – 2024

• Managed funds of the chapter and was responsible for payments for events, including food and venue reservations. Responsible for fund request applications with the Student Organization Financial Office.

Fellowship of Christian Graduate Students of Georgia Tech
Social Lead
2023-2025

• Led as the Social Lead from 2023-2025, planning and hosting events and activities built towards community building.

National Society of Black Engineers Lincoln Chapter
Vice President
2019 – 2020

• Implement continuous training and support for chapter board members.
• Manage the completion and timeliness of action items assigned to board members.
• Record minutes of board meetings in the absence of the chapter Secretary.

Conference Planning Chair
2018 – 2019

• Created a conference logistics plan, which includes estimated prices for housing and transportation for the five 2018-2019 school year NSBE conferences.
• Scheduled housing and transportation for over 20-chapter members to attend three NSBE conferences.

Treasurer
2017 – 2018

• Created a business bank account for our chapter and managed finances, including those of the PayPal and Square Cash accounts.
• Created a corporate sponsorship packet to be sent to sponsors and an expense budget template to help in managing the annual finances of our chapter.

Academic Excellence Chair
2016 – 2017

• Assisted in hosting the NSBE Region II Fall Danger Zone Summit of 2016. Assisted professors in touring high school students through two laboratories of Lincoln University. Advised on preparing for college and spoke on transitioning to the college lifestyle.

Education Experience

NextProf Nexus 2023
Fellow
August 2023

• Accepted and participated as a member of the 2023 cohort of NextProf Nexus, a high-intensity early faculty training program, among senior Ph.D. candidates, postdocs, and recently hired professors. This ranges from lectures and interactive workshops where participants learn about various funding processes, pros and cons of research & teaching faculty.

Teaching Experience

Georgia Institute of Technology
Laboratory Assistant – MSE 7140
Graduate Level
December 2025

• Course name: Impedance & Dielectric Spectroscopy. Designed and hosted a laboratory day on finite element analysis through COMSOL Multiphysics software. Started with a lecture walkthrough of the software, an example of using the software for a similar task, and then assisted students with the assigned lab.

Teaching and Laboratory Assistant – MSE 7140
Graduate Level
August – December 2023

• Course name: Impedance & Dielectric Spectroscopy. Held weekly office hours, assisted in sending course announcements, provided technical support for virtual course sessions, and graded homework assignments. Designed two laboratory assignments on finite element analysis of multilayer capacitors and hosted two lab days where students could work on both assignments with my assistance. I gave a lecture walkthrough of COMSOL Multiphysics software to perform FEA with a simple live-created model, provided the 2D & 3D models for the assignment, then assessed and graded both assignments.

Supervised Teaching Experience – MSE 2001
Undergraduate Level
April 2023

• Course name: Principles and Applications of Engineering Materials. Gave a supervised lecture on electrical properties and helped with a live demonstration of superconductivity on yttrium barium copper oxide. Received feedback and advice from the supervisor of the lecture and professor of the course, Dr. Rosario Gerhardt.

Teaching Assistant – MSE 2001
Undergraduate Level
January – May 2022

• Course name: Principles and Applications of Engineering Materials. Graded exams, held office hours, and provided feedback and help with topics in the course.

Teaching Assistant – MSE 1111
Undergraduate Level
August – December 2021

• Course name: Introduction to Materials Science and Engineering. Graded reading assignments and held office hours. Provided support for, evaluated, and graded final group project presentations.

Teaching Assistant – MSE 2001
Undergraduate Level
May – August 2021

• Course name: Principles and Applications of Engineering Materials. Graded exams, held office hours, and provided feedback and solutions post-exam for students.

Teaching Assistant – MSE 4004
Undergraduate Level
January – May 2021

• Course name: Materials in Electronic Applications. Graded homework assignments, held office hours, and provided feedback and solutions post-assignment for students.

Lincoln University of Pennsylvania

Physics Undergraduate Teaching Assistant
August 2017 – April 2020

• Assisted with Introduction to Physics I & II and General Physics I & II.
• Over 10 students per class. Tutoring sessions held twelve hours per week.

Physics Undergraduate Lab Assistant
August 2017 – December 2018

• Assisted in laboratory setup in Freshman Physics I Lab for experiments and attended the lab to assist students.

Mathematics Undergraduate Teaching Assistant
August 2017 – April 2018

• Assisted in a Pre-Calculus course. Held tutoring sessions for nine hours a week.

Honors and Rewards

Georgia Tech’s Thesis Continuation Grant
Spring 2026

UNCF Achievement Capstone Scholarship
2022 – 2023

GAANN Fellowship at Georgia Tech
2020 – 2023

Awarded 3rd place at Lincoln University’s College of Science and Technology 24th Annual Science Fair, in the Chemistry, Physics, Engineering Science category
Fall 2019

Awarded 3rd place at Lincoln University’s College of Science and Technology 22nd Annual Science Fair, in the Chemistry, Physics, Engineering Science category
Fall 2017

Presidential Scholarship and Dean’s List from Lincoln University
2016 – 2020

Extra-Curricular Activities

Atlanta’s Science Festival (ASF)
Volunteer
2026

• Volunteered with the Student Polymer Network of Georgia Tech to educate and demonstrate the materials and chemistry aspects of how diapers work for three hours.

SafeHouse Outreach
Volunteer
2025 – 2026

Atlanta’s Black Graduate Student Coalition (BGSC)
Founding Member
2024 – 2026

Fellowship of Christian Graduate Students (FCGS) at Georgia Tech
Member
2022 – 2026

Student Polymer Network at Georgia Tech
Member
2020 – 2026

Black Graduate Student Association (BGSA) at Georgia Tech
Member
2020 – 2026

National Society of Leadership and Success (Sigma Alpha Pi)
Member
2018 – 2026

Westminster Christian Fellowship (WCF) at Georgia Tech
Member
2021 – 2023

National Society of Black Engineers (NSBE) Lincoln University Chapter
Member
2016 – 2020

National Association of Black Accountants Lincoln University Chapter
Member
2016 – 2020

Sustainability Club of Lincoln University
Member
2019 – 2020

Computer Science Club of Lincoln University
Member
2019 – 2020

Mathematics Club of Lincoln University
Member
2018 – 2020

Biology Club of Lincoln University
Member
2019 – 2020

Pre-Med Club of Lincoln University
Member
2016 – 2018

Vita

From the Lesser Antilles and nationally of the United States, Roshaun can be noted as one with the Americas. Titus is from St. Croix of the US Virgin Islands, an island of the Caribbean. He completed K-12 education on his home island and pursued higher education in the states of Pennsylvania and Georgia, seeking new experiences with individuals and groups from around the world. Roshaun continued his organizational and community leadership that began formally during secondary school, emphasizing a focus on leadership and impact in the spaces he occupies. With an interdisciplinary STEM background, cross-disciplinary experiences, and community action, Roshaun has a drive to create and foster opportunities for others, providing a unique perspective to the physical and virtual rooms he enters.