Tim Sun Email & Phone Number

Irvine, Ca, Us

Irvine, Ca, Us

Global Backbone Network

Sydney, Nsw, Au

Telstra Purple, launched in 2019 and owned by the Australian largest telecommunications company Telstra, is a global professional and managed services business focusing on helping customers bring purpose to technology. - Worked as a professional services consultant providing networking solutions for customers- Engaged in presales conversations with customers to identify opportunities and structure engagements, and provide scopes and estimations of work for projects- Prepared pre/post-sales documents including tender responses and Requests for Proposals, high-level/low-level designs, technical solutions, change and test plans, and design validations- Audited networks to predict and avoid problems that have not yet occurred- Attended meetings with customers, and presented solutions and technical demos- Delivered projects including designing, implementation, and troubleshooting activities upon the statement of work- Collaborated with vendors to define technology roadmaps for customers- Provided engineering escalation support for operation teams- Performed handovers, training, and workshops for customers and internal staff- Led multiple projects simultaneously in a team environment or individually

Sydney, Nsw, Au

Worked as a Technical Consultant at various Telstra acquisition and business units: O2 Networks, Telstra Advanced Technology Practice, Telstra Business Technology Services, and Telstra Purple.

Heerlen, Limburg, Nl

- Collaborated closely with teams in delivering solutions and designs- Created detailed level technical designs based on high-level functional designs and defined requirements- Executed in-depth troubleshooting of incidents and problems- Advised service owners and delivery managers on technical issues- Translated baselines (performance, capacity, and security) into the technical implementation- Worked on IPv6 global network migration project, Singapore office relocation project and Lync performance optimization project.

New York, Ny, Us

- Tier 3 Network Engineer of Enterprise Telco team maintaining network infrastructure in Asia-Pacific countries including core MPLS backbone, 8 data centers, and 40+ offices.- Guided NOC tier 1/2 engineers in resolving network incidents and problems- Gained hands-on experience on network devices e.g. Cisco, Juniper, F5 Big-IP, HP blade switches, etc., and network tooling such as eHealth, NetQoS, Spectrum, SevOne, Endace probe, HammerHead probe- Coordinated with internal team, telecom carriers, stock exchange IT teams, and device vendors on solutions to issues in compliance with SLAs- Participated in incident management, problem management, capacity management, life cycle management - Documented technical and management files- Collated requirements related to weekend changes through weekly Change Advisory Board (CAB) meetings- Led data center power up/down and isolation BCP events on behalf of the Enterprise Telco team- Maintained the certified codes and configs of network devices

Redmond, Washington, Us

- Classified technical cases by analyzing networking-related issues in Microsoft products- Searched for potential hot issues or bugs existing in Microsoft products, held weekly triage meetings to discuss major issues, and reported issues to development teams for bug fixing- Collaborated on cross-team and cross-product technical issues to build datasets for supportability projects

Pune, Maharashtra, In

- Developed networking and systems solutions.- Provided technical support on issues related to routers, switches, Microsoft servers 2003/2008 and Exchange 2007.- Monitored network and system alerts.

Master Of Information Technology, Networking And Cloud Technologies

Bachelor Of Engineering - Be, Electronic Information Science And Technology