# Jonathan Gelmann

> Software Design Engineer at S&C Electric Company

Location: Bethesda, Maryland, United States
Profile: https://flows.cv/jonathangelmann

Currently working as a Platform Engineer at Machfu Inc. doing native and app android development.
Previously worked as a Device Engineering Intern at Alarm.com on test automation and cortex m0 firmware.
Before that I worked as TIC Summer Camp Programming Director where I managed and trained a staff of 13 counselors. I also worked at the National Institute of Standards and Technology for 2 summers, made a motor control and test system as well as optimized components in Lithium-6 Neutron Detector.

## Work Experience
### Software Design Engineer @ S&C Electric Company
Jan 2021 – Present
Worked on Android Apps
Worked with industrial protocols (DNP3, IEC60870-5 part 104)
Worked on web application front ends for android apps (js, reactjs)
Worked with testing frameworks (Cypress)
Worked with React Native for mobile app development
Mentored interns in React Native development

### Platform Engineer @ Machfu Inc.
Jan 2020 – Jan 2021 | Rockville, Maryland, United States
Wrote native and Java Android code
Worked extensively with networking and IOT systems including writing native drivers for VPN applications (OpenVPN, IPSEC/L2TP) and working on a firewall service.
Worked with openssl, hardware security modules, the android keystore, and integration of the 3 with data encryption and services that use TLS and IKEv2
Worked with Cisco ASA firewall for IPsec testing setup

### Device Engineering Intern @ Alarm.com
Jan 2019 – Jan 2019
Worked with ARM Cortex M0 to create a low power BLE remote for smart home applications
Worked with Python in conjunction with other tools to automate firmware tests on security panels

### Programming Director @ TIC Summer Camp
Jan 2018 – Jan 2018 | Bethesda, Maryland
I trained and managed a staff of 13 counselors, dealt with administrative tasks, solved technical issues counselors had, and dealt with discipline as well as communication with campers.

### Circuitry Counselor @ TIC Summer Camp
Jan 2017 – Jan 2017 | Bethesda, Maryland
Taught Arduino and LEGO Mindstorms to children ages 7-16 and worked extensively with many different Arduino components and concepts


## Education
### University of Maryland


## Contact & Social
- LinkedIn: https://linkedin.com/in/jonathan-gelmann-57b6b1141

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Source: https://flows.cv/jonathangelmann
JSON Resume: https://flows.cv/jonathangelmann/resume.json
Last updated: 2026-04-05