Sean Cummins

jobs@scummins.com

Professional Experience:

Senior Solutions Architect, EMC Federal Client Services/DoD

2003 -- Present

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Air Mobility Command (AMC) -- Technical Lead. Designed and implemented cross-country disaster recovery, SAN/NAS/CAS, and backup solutions. Utilized EMC SRDF/DM with SDMM and Veritas Global Cluster Manager to achieve automated remote replication and application failover.

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US Army Reserve Command (USARC) -- Technical Lead. Designed and implemented multiple SAN/NAS/CAS solutions for USARC HQ, based on EMC Symmetrix/DMX storage arrays and Brocade fibre switches. Conducted knowledge transfer and training with USARC personnel, instructing in-house administrators on best practices for storage management. Currently designing a business continuity / disaster recovery solution for USARC data centers.

Solutions Architect, EMC Professional Services -- NovusCG

2001 -- 2003

•	Time, Inc. (AOL Time Warner) -- Technical Lead. Designed and implemented SAN solutions in New York City and Tampa for all of Time, Inc corporate e-mail, based on the EMC Symmetrix 8830 storage arrays and Brocade Silkworm 12000 fibre switches. Implemented Perl scripts to automate Microsoft Exchange hot-split backups, and integrated scripts into existing SAN based Veritas Netbackup infrastructure. Conducted knowledge transfer, instructing Time, Inc personnel on EMC and storage management best practices, hot-split backup methodology, and EMC Control Center 5.
•	Comcast Cable Communications -- Technical Lead. Designed and implemented multiple SAN solutions for many divisions of Comcast, based on EMC Symmetrix storage arrays and McData fibre switches attached to a mix of Sun Microsystems SunFire servers running Solaris 8. Conducted knowledge transfer and training with Comcast personnel, instructing in-house administrators on best practices for storage management. Integrated EMC Control Center into Comcast's existing SNMP Management framework. Migrated data from existing EMC Clariion storage arrays on Brocade fabrics to Symmetrix arrays on McData fabrics. Currently designing a solution for hot-split backups of Comcast's VCS Oracle Cluster servers, as well as putting together the architecture for the merger of AT&T Broadband data into Comcast data centers by consolidating data from across the country onto EMC Symmetrix storage arrays in Denver.
•	Random House (Bertelsmann) -- Technical Lead. Designed and implemented a SAN solution and supported the migration of all data from offices in Times Square to a new building on 55th & Broadway. Wrote Perl scripts to automate hot-split backups of all fileserver and Exchange data, designing a creative solution, which was later used by other engineers at other customer sites, to overcome software limitations that previously were thought to render multi-BCV (multiple volume snapshots of Exchange) impossible. Conducted knowledge transfer with Random House personnel.
•	US Air Forces in Europe (USAFE) -- Technical Lead. Designed the high profile ESN Command Center, to allow centralized management of SAN islands across Europe, including sites in Germany, United Kingdom, Italy, and Turkey. Implemented SAN and NAS solutions based on EMC Symmetrix storage arrays, McData fibre switches, and EMC Celerra NAS servers. Implemented scripting to facilitate hot-split backups of Microsoft Exchange servers, allowing for very fast recovery of Exchange databases in the event of a failure.
•	Pacific Air Forces (PACAF) -- Technical Lead. Designed and implemented SAN and NAS solutions in classified and non-classified environments, based on EMC Symmetrix storage arrays, McData fibre switches, and EMC Celerra NAS servers. Migrated over 8TB of data from existing Win2k cluster file servers to Celerra NAS server. Instructed PACAF personnel on management of EMC hardware and software. Wrote scripts to facilitate hot split backups of Exchange servers.
•	MTV and Nickelodeon (Viacom) -- Solutions Engineer. Diagnosed performance problems with capturing digital streaming video over an extended SAN. Conducted pre-sales meetings and presentations and met with key executives to design an EMC SAN and HSM solution to solve storage management problems.

Manager of IT -- Stitch Networks Corporation

1999 -- 2001

•	Responsible for all aspects of network and systems administration and data center operations.
•	Designed, implemented, and maintained a highly available, scalable enterprise class network in a 24/7 Internet OLTP operating environment for both production and development systems.
•	Built and led a team of Systems Administrators and Network Engineers to ensure continual uptime of core revenue producing business applications.
•	Achieved maximum uptimes by deploying highly available system and network components, including multi-homed Internet connections to geographically diverse ISP’s using BGP4, and Sun Cluster 2.2 for Oracle Parallel Server on Solaris.
•	Maintained maximum security by creating multiple DMZ’s with Cisco PIX Firewalls, using hardware accelerated SSL, automating patchdiag reports on key Sun systems, and establishing secure VPN connections to partner companies.
•	Deployed an NT/Win2k network with Exchange 5.5 to support internal infrastructure, later upgrading to Windows 2000 with Active Directory and moving file serving from NT to Network Appliance. Created an Internal Systems Administration group to manage the NT/2000 network.
•	Designed and maintained highly available Apache web servers, load balanced using Cisco’s Local Director, and secured by SSL with Verisign signatures.
•	Automated production and development processes using Perl and shell scripts.
•	Played a key role in technology related decision-making and policy by participating in strategic business planning meetings, and providing technology recommendations to senior management.
•	Presented major accomplishments, milestones, and potential future projects to company board of directors.
•	Established and maintained relationships with vendors and partners.

Systems Engineer -- JVC Technologies, Inc.

1998 -- 1999

•	Involved in both pre-sales and post-sales technical consulting projects.
•	Performed on-site installation, consulting, and support for clients with mixed networking environments, concentrating primarily on Sun Microsystems solutions.
•	Recommended, designed, and implemented security solutions for clients, including firewalls, VPNs, and security audits.
•	Designed and implemented highly available services on Solaris and Citrix Metaframe platforms.
•	Projects ranging from short-term installations to longer-term server support and system administration.

Systems Administrator -- PDC Solutions, Inc.

1997 -- 1998

•	Support and administration of heterogeneous mostly Sun LAN/WAN environment.
•	End user support of Sun workstations and PC laptop/desktops.
•	Administration of Citrix Winframe & Metaframe servers housing Sales database clients. Back end on Sun running Oracle.

MIS -- MicroAge of Exton

1995 -- 1997

•	Administration and support of Novell, Windows, SCO UNIX, Linux, and Citrix network environment.
•	Planned and implemented corporate TCP/IP rollout, Checkpoint Firewall-1 installation, and Linux-based mail solution.

Internship -- Peripheral Devices Corporation

1994 -- 1995

•	Administration and support for SunOS 4.1.x and Solaris 2.5.1 workstations and servers.

Education:

Drexel University, BSGS Computing Technology

2002 -- Present

•	Degree in progress - graduation expected in Q4 2006.

Drexel University, IST

1996 -- 1997

Professional Certifications and Classes

•	Sun Enterprise & Workgroup Computing Certified (SCSA/SCNA equivalent), Sun Cluster 2.2 Certified, EMC Proven Professional (Master Architect and Operator), Brocade Certified Fabric Professional, Cisco Certified Network Associate (CCNA), Microsoft Certified Professional (MCP), Citrix Certified Administrator, Linux+ Certified, Network+ Certified, A+ Certified.
•	Designed and instructed classes on Storage and Storage Area Networking technology. Acted as an advisor for upper level emerging technology courses at Penn State University, focusing on Storage Area Networking.
•	Veritas Volume Manager course, Veritas Netbackup course, Sun Fault Analysis course, Sun Cluster 2.2 course, Solaris Performance Tuning course, EMC Advanced TimeFinder and SRDF course.

Hardware:

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Sun SunFire 280 through 15000, Sun Ultra 250 through e10k, HP K-class HP-UX servers, EMC Symmetrix/DMX, EMC Celerra, EMC Centera, EMC Connectrix, Brocade and McData fibre channel fabric switches, Sun StorEdge T3, StorEdge A1000/D1000/A5x00, SPARC Storage Array, Cisco 7204, 3604, 2501, 1600, AS5300, Local Director, PIX 520, Catalyst 3600 series switches, ATL, ADIC, Compaq, StorageTek Tape libraries, Compaq, Dell, IBM, and HP x86 Servers.

Server Operating Systems:

•	10 years - Solaris
•	7 years - Linux, Windows NT, Novell Netware
•	5 years - Windows Terminal Server, Citrix Winframe/Metaframe
•	3 years - Cisco IOS, Windows 2000 Server
•	3 years - AIX, HP-UX, Irix, MP-RAS, FreeBSD & SCO UNIX

Server Applications and Services:

•	Sun Cluster, Veritas Cluster, and Microsoft Cluster servers
•	Apache web server, Veritas Volume Manager, Veritas Filesystem, Veritas Foundation Suite, Veritas Cluster Volume Manager, Veritas Netbackup, Veritas Backup Exec, Oracle 8i, Oracle 9i, Sybase SQL Server 11, Informix, MySQL
•	NFS, CIFS (Celerra/Samba/NT/NetApp), NIS, DNS, SMTP (sendmail, qmail, courier-mta, Exchange, Notes), SNMP
•	Cisco PIX Firewall, Axent Raptor Firewall, Checkpoint Firewall-1, SSH/SSL, HTTPS, nCipher hardware accelerated SSL, Tripwire, Snort, Interscan VirusWall
•	DHCP, WINS, MS Exchange, IIS 4.0, Active Directory
•	EMC ESN Manager, Solutions Enabler, EMC Control Center, TimeFinder, SRDF, Connectrix Manager, Volume Logix, PowerPath
•	Advanced Perl scripting, Korn, Bourne, & Bash shell scripting, and cron for process automation
•	PHP, HTML, Javascript

Networking:

•	SAN, NAS, Fibre Channel, SCSI
•	TCP/IP, Ethernet Topology, Ethernet Switching, VLANs
•	Frame Relay, T1/DS1, ISDN PRI & BRI, Telephony (DNIS/DID)
•	TCP/IP routing, BGP4, RIPv1, RIPv2, NAT, ACLs, VPN
•	LAN & WAN networking design and administration