Greg Weld Email & Phone Number

San Diego, California, United States

Providing validation services for proof of stake (PoS) blockchainsEducation and training for using cryptocurrency and blockchain technology.

Greater San Diego Area

Greater San Diego Area

Greater San Diego Area

Greater San Diego Area

• Configured alerts and thresholds in DFM after upgrading to the newest version (5.1 and later to 5.2).• Investigated performance claims with applications to determine whether linked to storage.• Fixed incorrectly configured NetApp filers resulting in large performance gains.• Upgraded NetApp filer heads non-disruptively.• Migrated data on NetApp filers to balance workloads and for hardware refreshes as well as coordinated meetings to discuss migration plans and timing.• Designed future storage environment and migration plan to cDOT including sizing systems for performance and storage requirements as well as reducing rack and power requirements which involved synching up with other teams and participating in meetings regularly to discuss plans and progress.• Implemented flash pools on NetApp filers.

Thousand Oaks, Ca

• Performed migrations from NetApp 7mode to cDOT using ndmpcopy and VTW.• Upgraded DFM to newest version (5.1) and set up second instance for cDOT monitoring.• Troubleshot performance problems on filers.• Worked with other teams to solve problems and think of creative solutions.• Documented all procedures and changes that I executed.• Utilized DFM/OnCommand, ONTAP 7.x and 8.x (7mode and cDOT), Service-now, Putty, Cygwin, excel, ultraedit, webex, and perfstat.

San Diego, Ca

• Reconfigured filers to adhere to best practices and ameliorate performance issues.• Provision storage – CIFS shares, NFS exports, LUNs (iSCSI).• Set up replication for DR and backups via snapmirror and snapvault.• Diagnose and resolve performance issues utilizing troubleshooting techniques, data collection, and collaboration with various groups and vendors.• Architected further storage to alleviate performance problems, provide room for growth, as well as assessed and designed new storage and migration plan for acquired company.• Configured DFM/Ops Manager for alerting and monitoring performance.• Upgrade ONTAP and maintain filers, including responding to DFM alerts.• Documented all standards and practices and established a repository for recording all commands executed.• Utilize DFM/OnCommand, ONTAP 7.x and 8.x (7mode), Service-now, Putty, Cygwin, excel, ultraedit, webex, and perfstat.

Provisioned storage - CIFS shares, NFS exports, LUNs (iSCSI and FC). Moved data from NetApp filer to filer using snapmirror, snapvault, ndmpcopy, and vol copy.Troubleshot performance issues by reviewing perfstats, DFM, and other methods of data collection while collaborating with NetApp support and other teams at Intuit to pinpoint and resolve problems.Worked with other members of the storage team to help each other learn and to better our processes.Responsible for resolving issues as they arose, or were noticed.Upgraded and maintain filers.Architect solutions for storage configurations.Utilized DFM/OnCommand, ONTAP 7.x and 8.x (7mode), Remedy, Putty, Cygwin, Men & Mice, Quickbase, excel, ultraedit, webex, perfstat, and powerpoint.

• 2nd level troubleshooting on support issues for NetApp customers via phone and email. • Utilized Vantive and SAP to fully document cases and resolutions for future use.• Hands on troubleshooting of issues using Webex, Putty, and many other Netapp proprietary tools.• Administered filer test lab – hardware installs, software configuration, demo setups, etc.• Escalation point for cases requiring sensitive attention for larger customers• Mentored TSE’s to document cases properly, properly escalate issues, and use 3rd party technology integration with Netapp hardware.

Architected and implemented new town network infrastructure following campus wide fiber rollout.Configured HP switches for multiple subnets and VLANs.Established redundant name/DNS/DHCP servers running Linux. Created CUPS server for printing.Administered Novell network.Installed firewalls on WAN interfaces running iptables on linux, and sonicwalls.Installed Apache webserver running on Linux for intranet, as well as MRTG graphing of all LAN traffic.Administered windows NT/2000/2003 servers.

Proactively monitored circuits, networks, servers, and routers. Utilized NetCool and SNMP queries, terminal clients, and several custom tools to diagnose problems in networks, as well as determine causes of crashes and reboots.Contacted Telco for downed or dirty circuits and followed cases through to completion.Contacted customers with status of problems, as well as fielded calls from customers looking for updates.

Administered active directory domain containing windows NT/2000/2003and Linux and BSD servers.Set up new employees with accounts, workstations, cisco phones, voicemail, and security cards.Built ghost images for workstations.Kept machines updated, as well as removed spyware, adware, and viruses.Software used included Citrix, VNC, MS Exchange, MS SQL, OmniBill, SnapOS, MS Access, Ghost, MAS90, IIS.; Included in setting up phones was administration of Cisco Call Manager and Cisco Unity server.Replaced and upgraded hardware in workstations and servers.

Worked with Network operations center to correct network problems and troubleshoot circuits (T1, T3, OC3, Fiber, DSL).Helped customers with email (Outlook 95/98/2000/Express, Pegasus, Netscape, Eudora and internet mail) mail servers (Microsoft Exchange, sendmail, exim) and webhosting issues (Hosting was on servers running windows NT/2000, Unix, linux, and BSD).Client machines we supported ran windows 9x/2000/ME/XP, mac OS 7.6.1, OSX, Linux, Unix, BSD.Used multiple unix shells and web interfaces to set up or fix domain hosting, mail aliasing, DNS records, and troubleshoot other problems.

Cable Modem Tech Resource First level of support for Technical Support Reps in need of solutions to problems.Took calls from techs that could not solve problems.Made decisions on replacing customer hardware and whether issues should be escalated to Network Operations Center.Routed issues via a trouble ticketing system.Knowledge of all areas of dialup resource as well as knowledge of the RCN network, and hardware required.Troubleshooting included mail programs, operating system issues, cable DOCSIS and Hybrid Cable modems, Cisco UBRs and switches.Mainly used Unix shells, databases, and trouble ticket system for problem resolutions.

Liaison with Network Operations Center using telephony and Unix based communications programs.Responded to supervisor calls ranging from Customer Service, Billing, or Technical Support.First level of support for Technical Support Reps in need of solutions to problems.Knowledge of multiple Operating Systems (windows 3.x/9x/2000/ME Mac OS 7.5.1 - 8.x) as well as all Internet protocols (TCP/IP, NetBEUI, IPX/SPX), browsers (Internet Explorer, Netscape 2.x - 4.x), mail (Outlook 95/98/2000/Express, Pegasus, Netscape, Eudora and internet mail), news and FTP programs (fetch, CuteFTP, WS_FTP, Flash FXP, Command line) for PC's, Macintosh's, and Unix or Linux based Systems.