Mark and his web site have also been featured in industry publications including the January / February 2008 issue of IBM Systems Magazine in an article called The Legend of Zelden.
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Mark Zelden is an
accomplished Senior Software and Systems Architect for
Zurich North America
with over 20 years of experience providing solutions for corporate IT organizations.
Mark is a leader in the MVS-OS/390-z/OS operating environment and
has a successful track record as a consultant and systems programmer with
expertise in operating systems, Parallel Sysplex, security software,
(RACF, Top Secret, ACF2), JES2, SMP/E, Workload Manager (WLM),
networking (VTAM/NCP/TCPIP), DASD management, system software
installation and support, and technical applications support. He has
also achieved success in mainframe performance and tuning, technology
strategy and planning, and problem diagnosis/resolution. His positions
have required both independent, hands-on involvement and project
leadership/management, and his strengths include a solid technical
foundation coupled with strong people and interpersonal skills. Mark
has authored utility programs that have been included on the CBT tape,
his own web site,
Mark's MVS Utilities,
that is one of the most recommended sites in the industry, and
articles for industry publications like Xephon's MVS Update
magazine, TSO Times and IBM Systems Magazine. Mark is the Systems
Programming expert on the
panel of S/390 experts
for the
"Ask The Experts"
feature of
search390.com and the TechTarget
Expert Answer Center for OS/390 and z/OS operating systems.
Mark and his web site have also been featured in industry publications including the January / February 2008 issue of IBM Systems Magazine in an article called The Legend of Zelden. |