Stephen Im Email & Phone Number

Austin, Texas, US

Foster City, CA, US

Foster City, CA, US

• Contributed monitoring Private Cloud Platform (PCP) stability and performed troubleshooting Qualys backend application issues.
• Created python/bash shell scripts to analyze backend application issues and prevent the business impact on the backend servers.
• Served as an escalation point for major accounts with challenging issues
• Provided Executive Summary, Root Cause of the Incidents, Business Impact Analysis to the management

Foster City, CA, US

• Collaborated with Dev and SRE engineers replicating problems, analyzing various backend logs, executing relational database queries, and deriving resolutions for escalation issues
• Created python scripts to automate application APIs for specific business use cases: Applying tags for duplicated cloud agent and stale EC2 assets, automate PCI attestation
• Qualys Cloud Agent technology Subject Matter Experts (SME) – Fluent understanding of backend application workflow: Qualys Cloud Agent, File Integrity Monitoring, Indicator of Compromise, and Patch Management.

Foster City, CA, US

• Performed insightful troubleshooting and analysis of Scanner appliance, vulnerability management, policy compliance, API issues, reproducing the issues based on business use cases, collaborating with Operation and Dev..
• Diagnosed Vulnerability and Compliance detection logics using regular expression: False Positive (FP)/False Negative (FN)

San Jose, California, US

• Resolve complex integration issues related LDAP/AD, web services (Apache, IIS, Tomcat), web API (SOAP, REST) calls, third party integrations for VPN, Radius, SAML, and etc.
• Configured and troubleshooted issues related to major firewall, VPN, Access Gateway products (Cisco, Citrix, Juniper, F5) for 2nd factor authentication integration over TCP/IP - Resolved routing issues which involve.
• Comprehensive knowledge of network layer 2,3 network system – VLAN, VLSM, Netflow, DHCP, STP, DNS, NAT, IPv6, SNMP
• Act as Subject matter experts for Symantec Public Key Infrastructure, VIP Second factor authentication, and Fraud Detection Service
• Provide 2nd level technical support on Symantec PKI and multiple factor authentication products, including but not limited to Class1/2 Client certificate for VPN/mobile access control, client-to-server authentication.
• Perform replication of customer issue to file a bug or enhancement artifacts to be assigned to engineering and product management

Moffett Field, California, US

• Project: MRMSS (Modular Rapidly Manufactured Small Satellite) – Demonstrating the applicability of a modular assembly strategy to spacecraft systems
• Strong working knowledge of LAN/WAN networking protocols
• Coordinated and implemented Xbee-S1 network communication in API mode between multiple micro-processors using XCTU successfully
• Programmed Arduino codes for transmitting and receiving data packets over Xbee S1 network using C
• Built-up Iridium data package for integrated device data and transmit to iridium modem Project: M-PACE (Multi-Purpose Avionics Core Element) – Using Advanced Manufacturing to rapidly develop small satellite sub-systems.
• Investigated slide-fit assembly for spacecraft subsystems so that payload volume is maximized

Moffett Field, California, US

• Herschel Space Telescope PACS – Scientific data managing to process PACS images
• Planned and implemented Data reduction process: cooperated with number of scientists/astronomers
• Analyzed the prototypes of data for determining accurate reduction process by using IDL (scientific programming language): contributed to evaluate acceptable quality for the prototypes
• Provisioned most accurate bolometer data reduction process for each data field among Scanamorphos, Sanepic, HIPE, and Madmap software
• Performed photometry of sample data to calculate flux values of point-source objects with IRAF & IDL (programming language): These results are used to support two astrophysics papers (Planned to publish in 2012)
• Adapted NASA NAS to process high-capacity data processing for HIPE blue channel instrument: To execute HIPE in Columbia and Pleiades of NASA Advanced Supercomputing (NAS)Multi-Wavelength Database – Multi-Wavelength.

• Tested Java source files of user interface application, GUI-Swing interface
• Designed customer directory application by using UML and Java Swing
• Organized project report documentation:
• Supplied Troubleshooting with interactive product and assist customers to handle the products
• Carried out the internet connection of the surveillance camera installation
• Built computer networking environment in office and maintenance based on using routers, switches

Master Degree, Aerospace Engineer

Bachelor Degree, Computer Science