Negin Najafi
Philadelphia
Summary
M.S./B.A. in physics candidate at UPenn with experience in quantitative research, data analysis, and problem-solving.
Overview
3
3
years of professional experience
Work History
Independent Student Researcher
University of Pennsylvania
Philadelphia
09.2025 - Current
- Led quantitative PET imaging research, utilizing Python and MATLAB to improve reconstruction accuracy, enhance signal quality, and validate model performance.
- Built hands-on understanding of PET scanner hardware and clinical imaging workflows by working with radiology, engineering, and physics experts, broadening both technical and clinical insight.
- Coordinated project updates in interdisciplinary meetings, communicating analytical findings clearly and ensuring smooth alignment across research teams.
Recreational Assistant
University of Pennsylvania
Philadelphia
06.2024 - Current
- Oversaw daily facility operations by addressing equipment issues, restocking and replacing supplies, preparing spaces for classes and events, and ensuring all areas remained organized, functional, and member-ready.
- Responded to urgent situations with calm, clear decision-making, coordinating with Public Safety, Fire Department, and medical responders while administering first aid and ensuring member safety during high-pressure incidents.
- Improved front-desk workflow by streamlining check-in, membership sales, and support for high-traffic special events, reducing delays and boosting overall satisfaction through efficient, detail-oriented execution.
Research Assistant
University of Pennsylvania
Philadelphia
05.2024 - 04.2025
- Co-authored a journal publication presenting mass estimates for numerous asteroids based on observed mutual gravitational encounters. (https://doi.org/10.3847/PSJ/ade3de)
- Developed a Python-based analysis pipeline to quantify weak deflection signals from asteroid-asteroid close encounters in large-scale telescope data (Legacy Survey of Space and Time).
- Strengthened scientific communication skills by contributing to manuscript development and presenting data-driven findings through slides, figures, and visual summaries.
Lifeguard/Swim Instructor
University of Pennsylvania
Philadelphia
08.2022 - 06.2024
- Upheld responsibility for the safety of 400+ daily patrons, exercising focus, stress management, attention to detail, and rapid, accurate decision-making.
- Coordinated with fellow lifeguards and supervisors during high-pressure incidents, performing water rescues, de-escalating conflicts, and contacting EMTs or Public Safety when immediate medical or administrative support was needed.
- Delivered individualized instruction to swimmers of all ages, strengthening communication, coaching, and rapport-building skills across diverse groups.
Research Assistant
University of Pennsylvania
Philadelphia
05.2023 - 08.2023
- Evaluated complex simulation data to identify significant trends, enhancing understanding of dark matter and improving predictive modeling accuracy.
- Examined high-dimensional simulation data to map relationships between inputs and resulting structure formation, identifying key drivers and model sensitivities.
- Presented a self-designed poster at Penn's Research Expo, engaging attendees with clear interpretations of parameter sensitivities, model outcomes, and key dark matter insights.
Education
Master of Science - Physics
University of Pennsylvania
Philadelphia, PA05.2026
Bachelor of Arts - Physics
University of Pennsylvania
Philadelphia, PA05.2026
Skills
- Python and MATLAB
- SQL database management
- Microsoft Office proficiency
- Data visualization techniques
- Analytical reasoning
- Data analysis and storytelling
- Leadership and collaboration
- Attention to detail
- Adaptability and critical thinking
- Effective communication skills
- Organizational abilities
- Emotional intelligence and confidence
- Proactive problem solving
Timeline
Independent Student Researcher
University of Pennsylvania
09.2025 - Current
Recreational Assistant
University of Pennsylvania
06.2024 - Current
Research Assistant
University of Pennsylvania
05.2024 - 04.2025
Research Assistant
University of Pennsylvania
05.2023 - 08.2023
Lifeguard/Swim Instructor
University of Pennsylvania
08.2022 - 06.2024
Master of Science - Physics
University of Pennsylvania
Bachelor of Arts - Physics
University of Pennsylvania