SUMMARY

• Senior information technology (IT) infrastructure professional with over 20 years of experience and education aiming to provide strong IT leadership to manage programs and projects.
• Extensive experience in design, integration, and implementation of cost - effective high-performance solutions in order to meet or exceed todays' challenging business needs.
• Seeking a hybrid role (Senior Engineer/Manager) level position to develop or improve business processes via analytical, mission driven, problem solving organizational approach.

TECHNICAL SKILLS

• Unix: FreeBSD 8, 9; Solaris/Oracle 8, 9, 10; AIX 5, 6, 7; HP-UX 10, 11; SmartOS, Mac OS X, and OmniOS.
• Linux: RedHat Enterprise Linux (RHEL) 5, 6, 7; Centos 5,, 6, 7; Debian 5, 6; SUSE Linux, Backtrack 4, 5; Ubuntu 12, 13
• Microsoft: Windows XP, Vista, 7, 8, 10; Windows server 2000, 2003, 2008 R2, 2012 R2
• Direct Attach Storage (DAS): HP Storage MSL2024, Dell Power Vault MD3220, IBM Storage DS24, EMC Celera NS40, and iXsystems.
• Network Attach Storage (NAS): IBM Storage N6240, IBM Storage N3240, Dell Equal Logic FS7620, HP P400 G2, EMC Isilon S200/X400, LaCie iXsystems, FreeNAS 8, 9, Open Vault, and Open Filer 2.
• Storage Area Network (SAN): Brocade 8505, Brocade BCX 8510, Brocade VDX 6730, Brocade 6510, HP Lefthand P4300/P4500, Qlogic 5202v, Qlogic 5602v, Qlogic 5802v, Qlogic 9100v, IBM System Storage SAN48B-5, IBM v3700, EMC Cellera NS-120, EMC Clariion CX-320, EMC Clariion CX500, EMC Clariion AX4, EMC CX4-480, Hp 3PAR E200, Hp 3PAR T400, HP 3PAR 7400c, Hp 3PAR 8450, EMC VNX 5800, EMC Symmentrix DMX-4, EMC Symmentrix VMAX 10K, NepApp FAS6040, NetApp FAS3220, Fujitsu Eternus DX60 S2, Nexenta Enterprise Platinum 512 TBB, and Sun Storage 2530-M2.
• Routers: Cisco 2901, Cisco 7206 VXR, Cisco 3600, Jupiter J4350/MX80, OpenwRT, DD-WRT, and DebWRT.
• Switches: Cisco Catalyst 2960s/3560g/3750g/4948, Netgear GSM7252PS/XCM8810, Jupiter EX 32;00.
• Load Balancers: F5-Big-IP (LTM, GTM, APM, AFW, ASM, PEM), HA Proxy v1, A10 AX3530, Citrix NetScaler 5550, 5600, 8200, Barracuda 440, 640.
• Unified Computing Systems: Cisco Nexus 7009, Nexus 5548, Nexus 1000v, Cisco UCS C220, Cisco UCS B420 M4, Cisco UCS B260 M4, Cisco UCS B200, Cisco UCS Scalable M4, Cisco UCS 6296 Fabric Interconnects, Cisco UCS 9148S, Cisco UCS 6248up, Cisco UCS 5108, ACE 4700.
• Security Appliance Systems: Check Point 21400, Palo Alto PA-5050, Barracuda NG F800, Barracuda Web Filter 610, Cisco ASA 5505, 5540, 5520, 5520, 5525x, pfSense v2, SourceFire 7120, SourceFire 8120, SourceFire 3D 8250, Cisco IPS 4260, SafeNet Keysecure K450 with Crypto, Alert Logic Log, Treat manager.
• Office Management: Microsoft Office 2003/2007/2010/2013 /365 , Microsoft Visio 2010/2013, Microsoft Project 2010/2013, SharePoint 2010, Open Office 2.x/3.x, LibreOffice 3.x, Corel WordPerfect Office x6, Microsoft Lync 2010, Blackberry Enterprise Server 4.x/5.x, Microsoft Active Sync, Microsoft System Center 2010/2012, Atlassian Jira and Confluence.
• Security Systems: Snort 2.x, OpenBSD Packet Filter, Linux iptables, Aircrack 1.x, Wireshark 1.x, Nessus 4.x/5.x, Nmap 5.x/6.x, Truecrypt, GnuGPG, win4GPG, PRTG Network Monitor, Ethereal 0.9x, Tcpdump, and pfSense 2.x.
• IT Management: Nagios XI, Nagios Core, Zabbix 2.x, Cacti 0.7/0.8, MRTG, Puppet Enterprise 2.x/3.x, SolarWinds Orion 2015, Solarwinds Network Performance Monitor 11.x, Solarwinds LAN surveyor, Solarwinds NetFlow Traffic Analyzer, Solarwinds Network Bandwidth, Solarwinds Network Configuration Manager, Solarwinds Server & Application Monitor 6.x, Solarwinds Network Performance Monitor 10.x/11.x, Solarwinds Integrated Virtual Infrastructure Monitor, 2.0, Solarwinds Firewall Security Manager, Solarwinds NetFlow Traffic Analyzer 3.x, Solarwinds Storage Manager 6.x, Solarwinds Virtualization Manager 6.x, Solarwinds IP Address Manager,, Solarwinds User Device Tracker, Solarwinds VoIP & Network Quality Manager, Solarwinds Network Topology Mapper, Solarwinds Server & Application Monitor, Solarwinds Virtualization Manager, Solarwinds Storage Manager, Solarwinds Web Performance Monitor, Solarwinds Web Help Desk, Solarwinds Patch Manager, Solarwinds DameWare Remote Support, Solarwinds Kiwi Syslog Server, Solarwinds Log & Event Manager, Solarwinds Firewall Security Manager, Analyzer Salt Stack, Hosted Chef, Private Chef, Self-Manage Chef, LANsweeper, and Microsoft System Center 2012.

PROFESSIONAL EXPERIENCE

Confidential, Long Island City, NY

Senior Linux Engineer

Responsibilities:

• Manage system infrastructure of clusters running Red Hat Enterprise Linux (RHEL) 5, 6, 7; SUSE Linux Enterprise Server 9, 10, 11; Oracle Linux 5, 6, 7; Debian 6, 7; Microsoft Windows 2008, 2012 R2.
• Design, integrate, deploy, and maintain virtual infrastructure using VMware 4, 5, 6 supported by x86 hardware from Dell, HP, Cisco UCS, and IBM.
• Implement, integrate, deploy, and maintain fiber channel infrastructure using Qlogic, Cisco Fabric Interconnects, Cisco MDS, and Brocade to support storage arrays from HP 3Par, EMC, and IBM.
• Configure, implement, and support existing monitoring platforms using Solarwinds NPM, NCM, SAM, VMAN, SRM, IPAM; Nagios Core, XI; Keynote Appliances; Alert Logic Treat and Log Managers; Splunk; AppDynamics; Sourcefire 3D 4500.
• Designed, implemented, and support Citrix XenDesktop and XenApp as primary VDI outsource platform.
• Responsible for the installation, configuration, and support of MySQL 4, 5.x; Oracle 10g, 11g, 12c clusters; PostgreSQL database environment in relation to provisioning internal service across applications.
• Implement, test and support bash, Python, and Perl scripts across the Linux/Unix environments in order to automated processes supporting our Puppet configuration management platform.
• Configure and support Citrix NetScaler MPX 5550, 5600, 8200 (ADC) and Barracuda 440, 640 load balancers in order to secure application delivery and balance load across clusters.
• Actively involved in the reduction of cost of ownership (COO) and return on investment (ROI) across short and long term hardware and software implementation across the IT infrastructure.

Confidential, Long Island City, NY

Senior Network Engineer

Responsibilities:

• Designed, integrated, and optimized existing routing and switching infrastructure consisting of HP Procure 5406 zl, 8812 zl, Cisco Catalyst 4500e, Cisco 2901 ISR, Cisco pix 506e, Cisco ASA 5505 (HA) and 5540 (HA).
• Maintained, deployed, and secured VMware platforms using packet filtering (PF), SourceFire 3D IDS/IPS appliances, iptables firewalls, network ACLs, disk encryption and public key infrastructure (PKI) enhancements.
• Designed, implemented, and support the Citrix XenDesktop and XenApp as main VDI platform.
• Managed and support server infrastructure consisting of Red Hat Enterprise Linux (RHEL) 6, Ubuntu 10, Microsoft Windows 2000, 2003, 2008 R2, IBM AIX 5/6, and Apple Mac OS X servers.
• Research and implemented the Oracle 10g to 11g migration as per DBMS best practices to new storage array supported by NetApp, EMC and Dell hardware architecture.
• Monitored system and network infrastructure services using Nagios Core and Keynote Cloud services in order to maintain high availability across development and production environments.
• Research and implemented Microsoft windows active directory services (ADS) migration from Windows 2000 to Windows 2008 R2 with minimal impact to production operations.
• Research and introduce a change management process in alignment with ITIL to ensure visibility across organizational units using Request Tracker (RT) and BMC Remedy change management.
• Designed and implemented an automated backup configuration management process using open source standard derive from RCONFIG, CommVault Simpana 10, and ESXi backup utilities using bash and Perl scripts.

Confidential, Brooklyn, NY

Director of Infrastructure

Responsibilities:

• Managed and supported shared storage infrastructure using Brocade fabrics across EMC, Sun Microsystems, HP 3Par, IBM, and iXsystems arrays in order to support existing and future growth.
• Designed, integrated, and maintained security infrastructure using FreeBSD 7, 8, 9; snort, SourceFire 3D IDS/IPS appliances, Dell Secure Works, Qualys appliance for compliance/asset discovery/web app security.
• Research and implemented the migration from Microsoft Hyper-V to VMware 4, 5 in order to provide a consolidated virtual platform and reduce long operating cost and centralize management across teams.
• Managed and provided operational support to server infrastructure using Red Hat Enterprise Linux (RHEL) 5, 6 and a limited number of Debian clusters to ensure high availability and application delivery stability.
• Designed, deployed and supported the implementation of centralize backup architecture using Veritas NetBackup and CommVault Simpana in order to support strategic backup methods.
• Implemented and supported the wireless infrastructure optimization project using OpenWRT, PfSense, and active directory services (ADS) in order to enhance security and provide centralized management.
• Provisioned, monitored, and maintain virtual infrastructure for development utilizing Amazon AWS cloud services, Rackspace, and Microsoft azure in order to expedite the provisioning process.
• Designed, Integrated, and implemented F5 BIG-IP 3900 and Viprion 2400 load balancer (ADC) to ensure high availability (HA) across tier 1-3 internal/external applications.

Confidential, New York, NY

Lead System/Network Engineer

Responsibilities:

• Managed and provided operational support for IBM domino email services, ensuring high availability by implemented a clustering model across sites using IBM best practice models for enterprise designs.
• Designed, implemented, and migrated storage infrastructure from a direct attached storage (DAS) model to a Storage Area Network (SAN) architecture using Brocade fabrics and EMC arrays.
• Restructured, implemented, and managed system configuration management using kickstart, PXE boot across Red Hat Enterprise Linux 3, 4 and OpenBSD platforms in order to reduce deployment time.
• Implemented and managed the operational support of applications, including tuned of WebLogic, Apache, Tomcat, MySQL, AppDynamics, Splunk among others to ensure high availability and business endurance.
• Implemented and support the core network infrastructure using Cisco LWAPs, Cisco routers, Cisco switches as well as integrating the use of SourceFire IDS/IPS security appliances for PCI compliance.
• Design, implemented and provided operational support to the new backup system using Symantec BackupExec, and Veeam using a robotic tape library to ensure proper backup in support of organizational disaster/recovery procedures.
• Transitioned homegrown hardware systems from external vendor to widely supported platforms from Dell, IBM, and HP to ensure long term supportability and reduce cost over multi-year support agreements.
• Proposed and implemented a homegrown highly available storage architecture using NFS files for internal mail archiving using open source tools from SmartOS, software RAID, and ZFS as core design principle.