Technical Support It Engineer

Roman Galperin

San Francisco, CA ***** *************@*****.***

650-***-**** linkedin.com/in/roman-galperin

PRINCIPAL IT ENGINEER

Dedicated Principal IT Engineer with a breadth of experience in technical support, consulting, software development, and customer support. Highly skilled at moving fluidly between systems and applications to develop and deliver services and support to both internal and external customers. Accomplished and innovative problem solver with excellent communication skills.

KEY SKILLS

Troubleshooting Problem Solving Patching Error Budgets Communication Cross-Functional Collaboration Strategic Planning Leadership and Team Management Technical Support Advanced Technical Knowledge

TECHNICAL SKILLS

Hardware: Sun/ORACLE (workstations, full range of servers), X86, Macintosh.

OS: Solaris 2.0-10, Windows (up to 11), Linux.

Languages: C, C++, FORTRAN, Java, Pascal, Assembly, PostScript, Perl, Ansible, Python, Go, Shells (sh, csh, ksh)

Network: TCP/IP, NFS.

Database: ORACLE.

Internals: Solaris.

Volume Managers: Solaris VM, Solstice DiskSuite, Veritas VM, ZFS.

PMCP: TeamQuest, BMC Patrol Perform and Predict.

SAN: EMC CX-300, HDS 99XX and G1000/G1500, Connectrix and Brocade switches.

Tools and Applications: DTrace, VMware Virtual Server(s) and Virtual Infrastructure, Veritas NetBackup, Splunk, Dynatrace, Docker.

Cloud Systems: Azure

PROFESSIONAL EXPERIENCE

KAISER PERMANENTE 2011 – 2024

Principal IT Engineer (SRE) (2023 – 2024)

Worked on the creation of the Kaiser Instrumentation Framework.

Developed Error Budget calculation tool using Dynatrace API and Python.

Supported Engineering Squads as embedded SRE including preparations for release’s “Definition of Done” documents and reviews.

Worked on developing Kaiser's “early-warning” system using transactional logs in Splunk.

Principal IT Engineer (Infrastructure) (2018 – 2023)

Designed and built new infrastructure for Kaiser's main customer site kp.org based on Sun x86 servers, VMWare, ORACLE RAC, HDS Storage (G1000/G1500), and Red Hat Enterprise Linux.

Supported migration of the kp.org site to VMWare infrastructure.

Supported infrastructure PCI and HIPAA compliance and reviews.

Oversaw User management and Monthly patching.

Devised Server Readiness Test procedure to test every possible Single-Point-of-Failure in the server design.

Decommissioned kp.org site infrastructure in Napa and Irwin Colocation due to the move to Microsoft Azure Cloud infrastructure.

Supported day-to-day operation of Kaiser's main customer site kp.org and the backend of the Kaiser Flagship mobile app.

Conducted hundreds of releases, upgrades, troubleshooting sessions, and RCAs.

Consulting Engineer (Infrastructure) (2011 – 2018)

Moved kp.org site infrastructure from Las Vegas colocation to Kaiser Napa data center.

Designed and built infrastructure to support the Continuous Availability of the kp.org website in Irwin Colocation.

Upgraded Sun Servers, HDS Storage, and Cisco infrastructure with new hardware and software.

Supported infrastructure PCI and HIPAA compliance and reviews. Supported day-to-day operation of kp.org.

ADDITIONAL RELEVANT EXPERIENCE

ZILITECH, INC.

Principal Consultant

Successfully planned, designed, and delivered many highly visible and mission-critical projects.

Built a brand-new Data Center based on Sun servers, Sun Cluster, Solaris Jumpstart, Solaris Zones, ZFS, RHES, VMware Virtual Infrastructure, Cisco routers, HDS Storage, StorageTek Tape library, Brocade SAN switches, Windows 2003 Server, and Veritas NetBackup (Kaiser Permanente).

Developed and deployed a thin provisioning framework using Solaris Zones and ZFS snapshots (Toyota)

Designed and implemented ORACLE backups using HDS ShadowImage, NetBackup, and RMAN (Flextronics)

Application Readiness Service for Sun Fire 3800-6900, Sun Fire 12K-25K Servers, Mx000 Servers, and Sun Blade Server 6000 (Flextronics, Wells Fargo, Autodesk, Blue Shield, Brocade, Claria, Juniper, Ross, Boeing, Riverdeep, SF Chronicle, Wells Fargo, and XO)

Solaris migration planning (assisted as Solaris 10 expert) (Brocade, Genentech, and Juniper).

Jumpstart Enterprise Toolkit (JET) based bare-metal server provisioning (Sony and Autodesk).

Server Consolidation Services (Applied Materials, Intuit, and Toyota).

Sun Grid Engine implementation and iStatus implementation (Copart).

SunRay Server-based thin-client implementation (City of San Francisco, Genentech).

Performance Analysis and Capacity Planning Service (Hotwire, Apple, Shutterfly, SPL, WebEx, Wells Fargo, and Williams Sonoma).

Performance Troubleshooting (Wells Fargo, Media Ring, and Intuit).

Capacity Management Assessment (Intuit).

Data Center Architectural Assessment (WebEx).

SUN MICROSYSTEMS

Subject Matter Expert Technical Architect, Sun Professional Services (SunPS)

Senior Technical Consultant, Sun Consulting Group

Technical Lead, Customer Technical Escalation Group

PACIFIC GAS AND ELECTRIC COMPANY

System Engineer, System Engineering Group

EDUCATION

Bachelor of Science (BS) and Master of Science (MS) in Applied Mathematics and Computer Science

Riga Technical University, Riga, Latvia

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