JONATHAN R. COOK
Honolulu
Summary
Detail driven, creative, wireless communication engineer with 20+ years of extensive hands-on experience in system testing. Skilled problem solver and troubleshooter able to identify issues early in a product cycle to avoid resource wastage. Experience includes Systems Integration and Verification, Optimization of Cellular Systems, Performance Analysis, Test Development/Automation/Execution. Key Strengths include in-depth technical knowledge, ability to comprehend what is required beyond the immediate task, interpersonal skills with both external and internal customers, mentoring, strong team player and quick learner.
Overview
26
26
years of professional experience
Work History
Test Automation Engineer
Delart Consultant
09.2019 - Current
- Project: ORAN Radio Unit testing
- Automated Keysight ORS via C# for ORAN.WG4.CONF FDD FR1 conducted tests
- Project: Oculus AR/VR, Open RAN skills - python, adb, Django, bash & Linux
- Automated test setup for RvR (Rate versus Range)
- Device debug of Wifi stack
- Results storage & presentation via Django
- Automation framework development - FastAPI, MongoDB & React
Automation Engineer
AccelerComm
05.2022 - 01.2023
- Was part of the automation team that developed the encoder/decoder for 5G Small Cell in C++.
- Test framework used python & pybind11.
Principal Automation Engineer
Modular Medical
10.2018 - 11.2021
- Insulin Pump testing using Swift & Python
- Automated lab test environment of pump & scales
- Build atmospheric reading server via raspberry Pi
- Designed & implemented results storage using Django, with presentation via HighCharts
- Data processing & presentation
Automation Engineer
National Cardiac
10.2018 - Current
- Automated test Rigardo/device setup for testing
- Data processing & presentation with python & Highcharts
- Maintained, debugged and optimized automation programs.
- Designed & implemented factory test software.
- Designed & implemented iPad application for cardiac device setup & test.
Test Automation Engineer
Facebook – Connectivity Labs
03.2014 - 10.2018
- Project: Terragraph 60GHz mesh network
- Designed & implemented the following large test frameworks in python
- Performance & Stability - thruput/delay characterization - high resolution monitoring for detailed debug analysis - regression/soak testing - CLI controlled test harness (providing scriptable interface) - Physical layer characterization with KeySight equipment
- Equipment controlled via SCPI interface over sockets - antenna calibration - L1 parameter optimization - pattern measurements via Thorlabs platform - Failure analysis using Django: - cronjob to interrogate network for current status (including crash detection) - log parsing to identify signature failures which led to quicker resolution of bugs - crash statistics across builds
- Developed test vector/space approach for iterating over a large parameter sets.
Test System Design Engineer
Apple Inc
03.2009 - 07.2012
- Designed & implemented automation framework for RF testing of Apple products (e.g iPhone, iPad etc)
- Framework included: Directly interfaced with the Qualcomm's QXDM diag server
- Wifi TxPwr measurements for Regulatory testing
- Extractions of KPIs for MOC, MTC, data & message transfers
- Interfacing with RnS, Agilent & Spirent via SCPI commands over GPIB or sockets.
Sr. Staff Engineer
Qualcomm
08.2002 - 01.2009
- GERAN Performance for Mobile Station Chip Set
- Analyzing, identifying problems in failures logs from Customers
- Test Automation development for lab and field.
- Post processing of GSM voice call logs.
- Results storage/retrieval with SQL database.
- Created realistic radio test environment using Spirent SR5500 fading simulators.
Validation Engineer
O2
02.2001 - 07.2002
- 2G Network Optimization Functional testing of Nortel 3G RAN equipment
- Key contributor in first 3G call in test network
- 2G network optimization via Voronoi cell mapping.
- Automated neighbour data changes/checking. Successfully implemented frequency changes in network (previously done by Nokia)
Principal Engineer
Globalstar
04.2000 - 01.2001
Globalstar Call Processing Integration Engineer
Qualcomm Inc
04.1998 - 03.2000
Education
Bachelor of Engineering - Communications Systems
RMIT
Skills
- TECHNICAL SKILLS
- Automating test setups, data processing, analysis & presentation
- Language/Software Package: Python & Swift
- Mentoring
Timeline
Automation Engineer
AccelerComm
05.2022 - 01.2023
Test Automation Engineer
Delart Consultant
09.2019 - Current
Principal Automation Engineer
Modular Medical
10.2018 - 11.2021
Automation Engineer
National Cardiac
10.2018 - Current
Test Automation Engineer
Facebook – Connectivity Labs
03.2014 - 10.2018
Test System Design Engineer
Apple Inc
03.2009 - 07.2012
Sr. Staff Engineer
Qualcomm
08.2002 - 01.2009
Validation Engineer
O2
02.2001 - 07.2002
Principal Engineer
Globalstar
04.2000 - 01.2001
Globalstar Call Processing Integration Engineer
Qualcomm Inc
04.1998 - 03.2000
Bachelor of Engineering - Communications Systems
RMIT
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