An Engineering Management or Technical Project/Program Management role in the mobile or Internet industry

·   Professional expertise in leading engineering teams and projects.  Intimacy in waterfall and agile/scrum SDLC.  People leadership in managing onshore and offshore teams.  Versatile in software release and bug tracking processes

·   Solid software engineering foundation in designing and deploying highly scalable solutions.  Domain knowledge in mobile, web, networking, big data, cloud, and data analytics

·   Versatile roles in product management, responsible for the complete PLCM, from inception to delivery, and also solution architect to work closely with customers and technology partners

·   Requirement savvy in translating complex technical problems into simpler forms, delivering quality specifications

·   Well versed at global business practices. Bilingual in English and Korean.  US citizen

 

PROFESSIONAL EXPERIENCE

Deployment Architect, Seven Networks, San Carlos, CA2013 to Present

·   Managing a geo-distributed performance engineering team and scrum sprints to create, prioritize, and allocate tasks

·   Responsible for ensuring the solution to meet production KPIs in high availability, performance, scalability, and system monitoring. Working with customers to define deployment architecture and integration requirements

·   Writing test and monitoring scripts for the use in the test lab. Tuning system parameters. Troubleshooting capacity blocking issues.  Authoring performance and scalability reports for customer delivery

Head of Engineering, Director, SK Telecom Americas, Sunnyvale, CA2008 to 2012

·   Wore multiple hats of engineering management, product management, and architect in the stealth mode project to build an mHealth solution, comprising of sensor devices, mobile app, SNS platform, and analytics server 

·   Managed a global team of 35+ in software, hardware, and QA. Built the team from the ground up. Transitioned waterfall SDLC to agile scrum SDLC to shorten software delivery schedules. Managed engineering sprints by prioritizing enhancement and bug tickets

·   Responsible for the complete definition of the solution. Defined server and client platforms, and data integrations with partner solutions. Wrote MRDs/PRDs. Worked with UX/UI designers to define service scenarios. Launched and operated the solution in AWS and iOS/Android apps

Launch Director, InnoPath Software, Sunnyvale, CA2004 to 2008

·   Led a geo-distributed solution team to develop and deploy mobile device management (MDM) solution in wireless carriers’ networks and device manufacturers’ platforms

·   Spearheaded eco-system initiatives to work with partners’ products to implement integrated MDM solution, filling the gaps not supported by InnoPath core product

Sr. Technical Product Manager, SS8 Networks, San Jose, CA1999 to 2003

·   Owned the complete PLCM of the unified communication and messaging product suites of voice mail, SMS, MMS, UC, SS7, and VoIP. Led the x-functional team to define and deliver the products

·   Wrote MRDs/PRDs. Performed market analysis, technology evaluation, and competitive analysis to prioritize requirements and establish roadmap. Executed P&L and ROI analysis. Delivered sales collaterals

Engineering Manager, SK Telecom, Seoul, Korea1994 to 1999

·   Joined the company as a founding member. Designed and deployed a 3GPP2 mobile network

·   Managed engineering projects to design, implement, deploy, and operate value added services of voice mail, SMS, and LBS

·   Managed a system lab for interoperability and acceptance testing. Negotiated and reconciled interoperability issues

·   Software/System: Unix/Linux, bash, C, C++, Java, Python, XML, JMS, UML, SQL, iOS, Android

·   Cloud/Big Data:  Amazon EC2 (AWS), VMware ESX, NoSQL/Cassandra, Hadoop

·   Protocols/Standards:  TCP/IP, HTTP, SSL, REST, LDAP, PKI, DNS, JMX, SNMP, SMS/SMPP, MMS, OMA DM, VoIP/SIP, 3GPP, 3GPP2, WCDMA, LTE, SS7, SDP/IMS, SDN, M2M/IoT, LBS/aGPS

Seoul National University, Seoul, KoreaMS and BS in Computer Science