Seann Herdejurgen
Highly skilled technologist with more than 20 years experience in Information Technology. Specializes in automation and Disaster Recovery solutions using Veritas software. Excellent interpersonal and troubleshooting skills. Provides strong leadership, works well in a team environment and communicates effectively with customers, vendors and management.
Automation
High Availability
Disaster Recovery
Replication
Performance Tuning
Troubleshooting
Virtualization
Product Management
Veritas InfoScale Enterprise
Solaris
Linux
Windows
JavaScript
Perl
Python
SEO
Shell Scripting
Firewalls
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- Master of Science, Computer Science
- Bachelor of Science, Computer Science, Electrical Engineering minor
Full Stack Engineer
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Linux Server Hacks by Rob Flickenger January 2003 Hack #47, "iptables Tips & Tricks"Hack #62, "Disk Age Analysis" |
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January 2002 "Redundant Internet Connections Using Linux" |
VCS/SAN Specialist
2015 - 2020
- Designed and built High Availability / Disaster Recovery IT solutions for Federal Reserve Bank utilizing Veritas / Hitachi products.
- Protected applications include database, middleware and custom banking applications.
- Maintained software currency by performing multiple software and OS upgrades with minimal downtime.
- Migrated Veritas storage to all flash storage array with zero downtime.
- Prioritized software requirements, engineering resources and critical customer escalations for Veritas InfoScale Enterprise storage product.
- Collaborated with multiple customers on Disaster Recovery projects and customer-centric product testing.
- Developed competitive collateral for Disaster Recovery, High Availability and replication to enable field sales engineers.
- Built a virtual demo environment using VMware vCloud Director for a 5-site Disaster Recovery solution based on VVR replication.
- Developed innovative product requirements based on customer feedback and market analysis.
- Storage Team Lead for Federal Reserve Bank private cloud environment responsible for VCS clustering, Disaster Recovery, Hitachi and EMC SAN storage for three data centers.
- Reduced RPO from 30+ minutes to ~30 seconds by migrating from EMC SRDF/AR to Hitachi Universal Replicator.
- Developed generic failover script to reduce RTO from 1-2 hours to ~20 minutes using VCS Global Cluster Option (GCO) to automate failover of multiple application components on multiple clusters to DR site.
- Successfully performed production Disaster Recovery failover in two hours for multiple business applications.
- Developed custom VCS agents for application components.
- Developed scripts for maintaining configuration standards across 28 different VCS clusters consisting of 124 servers total.
- Performed root cause analysis for multiple technical incidents / performance problems.
