SUMMARY:

A hands-on infrastructure engineer with the passion, experience, and insight to propel any network, platform, or PaaS solution forward.

TECHNICAL SKILLS:

Programming/Scripting: ANSI C,PHP,Tclsh,Sh,Bash.Python

Operating Systems: Windows 2003-2012,Windows 7 – 8.1,FreeBSD,Debian Linux,CentOS Linux,Fedora Core,Slackware Linux,Redhat Enterprise;SUSE Linux,Solaris

SAN Solutions: OPEN-E,Nexenta Core,Nexenta Community,Nexenta Enterprise,NetAPP,FreeBSD/ZFS,SolidFire

Virtualization/Cloud: VMWare Server,VMWare ESXi,Xen Source,XenServer,Onapp,Abiquo,VMOps(cloud.com),Parallels Virtuozzo,Open-VZ,HyperV

Control Panels: cPanel,Plesk,DirectAdmin

Backup Solutions: R1Soft CDP,Bacula,ARCServe,Veritas Backup Exec,Microsoft DPM

UNIX Software: Dd & dd_rescue,Rsync & rdiff-backup,Postfix,Sendmail,Exim,QMail,SpamAssassin,DSPam,ClamAV,Amavisd,MySQL,Tomcat,Red5,Apache, Lightspeed, and Cherokee,PHP,BIND,PowerDNS,Maildrop,Procmail,Samba,Zarafa,Zimbra,Zabbix,Nagios

Windows Software: IIS,MOM,MSSQL,Active Directory,DNS & DHCP,Exchange,Windows Deployment Services,Group Policy (GPO),IntelliMirror,Software Update Services (SUS),Diskeeper,Symantec Antivirus Corp.,Symantec Endpoint Corp,Symantec Ghost

Hardware: Supermicro,Sun SPARC,Dell PowerEdge,HP/Compaq Proliant

Networking: Cisco Layer 2 & 3 switches (2500-3500 and 6500 series)Linux Firewall’s and routers (using apf, and iptables).,Cisco ASA’s,AppliCure DotDefender (Web Application Firewall), 2009

PROFESSIONAL EXPERIENCE:

Cloud Infrastructure Engineer

Confidential - Clifton, NJ

Responsibilities:

• Architected, deployed, and supported numerous hosted platforms that were both large and scalable, and based on both LAMP and Windows IIS/MSSQL.
• Automated platforms for automatic scaling, both up and down, based on current load and traffic.
• Optimized LAMP stacks for best performance and for diminished web and database requirements.
• Researched, architected, and deployed storage-area networks, including Nexenta (Commerical ZFS), ZFS on FreeBSD, NetAPP and SolidFire platforms, combined with Juniper, Cisco and Arista network equipment.
• Deployed, managed and supported large geographically diverse public and private cloud offerings based on XEN; Spearheaded, researched and organized QA improvements for large public cloud interface.
• Provided technical solutions and support for over 20000 customers.
• In depth hands-on experience with all aspects of dedicated/collocation services.
• Restructured and added fault-tolerance to enterprise disaster recovery solutions using multiple SANS, as well as virtualization technologies.
• Provided support for and maintained enterprise disaster recovery solutions and backup infrastructures.
• Monitored, maintained, and troubleshot any facility issues including UPS’s, AC units, generators, and PDU’s.
• Rebuilt, provisioned, and wired new racks in such a way to optimize them for best air flow and power consumption.
• Researched, deployed and supported custom and out of the box monitoring solutions to monitor data center wide networks, customer platforms, and customer applications for any issues.
• Provided data recovery assistance for failed or compromised hardware and systems.
• Provided DDoS mitigation and intrusion investigation support and configuration.

(Owner) - Linux/Windows Administrator

Confidential, New York

Responsibilities:

• Provided customer support for our clients’ customers.
• Offered UNIX/Windows System Administration Services, including Windows updates, Kernel upgrades, software upgrades and patches.
• Ran network cables, setup layer 2/3 switches, routers, firewalls, and phone systems (Avaya PBX, and Asterisk) for our customers.
• Created a fault-tolerant/clustered SPAM & Virus filter appliance using open source technologies.
• Created a backup solution using open source technologies which was compatible with most UNIX distributions.
• Created a web-based firewall management tool, based on PHP and MySQL, which was compatible with most Linux Distributions.
• Planned and executed several Windows migrations (Server 2003 to Server 2008)
• Planned and executed several Exchange migrations (Exchange 2003 to Exchange 2010)

Consultant - Linux/Windows Administrator

Confidential, Montreal, CA

Responsibilities:

• Provided advanced technical support for GloboTech’s customers.
• Setup and built several high-end fault-tolerant Linux Clusters.
• Optimized both Apache and MySQL in both clustered and non-clustered systems.
• Provided on-call rotational support for critical situations.

DAC Coordinator

Confidential, Middletown, NY

Responsibilities:

• Provided technical support for all head-end and field technicians with DCTs, Cable Cards, IRT, MPS, SEM, SDM, and several other Cable TV head-end equipment.
• Assisted with the Analog to Digital conversions to meet new FCC regulations.
• Member of the DAC on-call team.
• Responsible for adding new channels, as well as removing and moving old channels in IRT, MPS, and SEMS.
• Basic TCP/IP, routing and Cisco switch troubleshooting.
• Responsible for new software downloads to DCTs.

Linux/FreeBSD Administrator

Confidential, Chicago, IL

Responsibilities:

• Provided support for 3000+ Linux Servers.
• Provided support for, as well as maintained the company’s web-hosting infrastructure.
• Provided assistance in web application optimization.
• Responsible for updating, maintaining, and repairing our internal infrastructure.

Tier 3 Technical Support Analyst

Confidential, Middletown, NY

Responsibilities:

• Provided troubleshooting for various brands of cable modems.
• Primary duties included troubleshooting commercial accounts and private networks (Cisco UBR’s, CMTS, and BBSM’s).
• Provided backup support for residential customers.
• Member of the “Escalation” Team, which provided support for all commercial and residential customers experiencing any issues which could not be fixed using conventional lines of support
• Tested new cable modem brands and software before they were used in production.

Computer Technician

Confidential, Middletown, NY

Responsibilities:

• Answered, on average forty inbound technical support calls a day.
• Determined whether a customer was experiencing problems due to software error or hardware failure.
• Assisted customers with all pre-installed software, operating system problems, virus and spyware removal, and other basic troubleshooting.
• Responsible for troubleshooting of Audiovox and Toshiba PocketPC’s, ActiveSync, and Verizon Wireless Sync.

Linux/FreeBSD Administrator

Confidential, (Offsite) Columbus, OH

Responsibilities:

• Provided advanced support for 2000+ Linux Servers.
• Responsible for the set-up and optimization of web and database services.
• Setup and maintained our network monitoring solution.
• Responsible for the setup and maintenance of our trouble ticket system, as well as other internal infrastructure.
• Created standards and best practices of how servers were to be pre-installed prior to handing them over to the customer. These self-developed standards included a series of automation using a mixture of Bash, Perl, and TCLSH/Expect, and succeeded in minimizing the time needed to provision new servers.
• Created custom firewalls using iptables and ipfw.
• Assisted the network engineers in testing new firewalls, switches, routers, and software they run (mostly Cisco).