Engineer Active Directory

Leonid Katsenelson

Tel: 720-***-****

E-Mail: ************@*****.***

EDUCATION

DEVRY UNIVERSITY KELLER SCHOOL OF BUSINESS DENVER, COLORADO 2005

Master of Business Administration (Major in Project Management)

DEVRY UNIVERSITY KELLER SCHOOL OF BUSINESS DENVER, COLORADO 2004

Graduate Certificate in Business Administration (Major in Project Management)

Colorado University DENVER, COLORADO 2001

Associates Degree - Software Engineering Certificate

CERTIFICATIONS

CCNA Cisco Certified Network Associate

VCP 5.1 in Progress (completed class)

MCP Microsoft Certified Professional

MCP+ I Microsoft Certified Professional + Internet

CNE Certified Novell Engineer

MCNE Master Certified Novell Engineer

NNCP Nortel Network Certified Professional

TECHNICAL SUMMARY

Hardware: Cisco 2500,2600, 3600, 800, 6500, 4500, 4000, 2900, & 1900; PIX 515R, 501, Classic 4000; 350, 1200 Series Access Points; LinkSys, Nortel, 3COM, Optical,V.35; Kentrox, Adtran, Motorola, Cisco CSU/DSU;, Dell PowerEdge 6300, 2300, 4200; HP, Tektronix, Epson; HP JetDirect, Netgear. EMC, Storagetech, Hitachi etc…Dell power adage blade servers platforms 7600, 7500, 7200, 7000, 3560, 2900, 2801, 2000, ASA55XX, Catalyst 6500, 4500, 3560 and 2900

Tools: .Visio, LAN/WAN network monitoring management tools data centers management software

Operating Systems: Cisco, Foundry, Nortel, Juniper NetScreen, Unix /Linux multiple Unix distributions, Solaris, Linux, FreeBSD, HP/UX, AIX, DG/UX, Novell Netware and Microsoft Windows Server Active directory Citrix VMware .

Professional experience:

ZTechnology Denver Co January 2017

Providing professional services for Data Centers such as: Equinox Neck One Savvis etc

identify, analyze, and resolve network and system problems and performance issues

Configure switches, routers, firewalls, VPN appliances, access points and other voice and data hardware

Maintain firewall rules and troubleshoot interoperability

PowerShell) and a disposition towards automation whenever possible

Microsoft Windows Server, Active Directory, Exchange, SAN (NetApp, Hitachi), Virtualization (VMware), Backup and Recovery (Commvault), Disaster Recovery and security products

Linux and Cisco networking including LAN, WAN

Managing, designing, and automating cloud platforms (AWS and Azure)

Design and implement a secure network in compliance with all PCI regulations.

train as-built documents, diagrams, and performance reports

upgrades, to existing systems and enhancements to the IT infrastructure

Configuring and troubleshooting ACLs, Network Address Translation (NAT) and Site-to-Site VPNs on any of Cisco, Netscreen, Checkpoint firewall platforms.

Configuring and troubleshooting LAN technologies, Loadbalancers, IP subnetting and TCP/IP model. -configuring and troubleshooting DNS/BIND, Leased Lines and/or Asset

U.S. Geological Survey (USGS) Lakewood Colorado Feb 2016 Dec 2016

System Engineer

Provide system support for the enterprise Windows Servers

Support enterprise data center operations through maintaining hardware and hardware inventories/maintenance

logs, troubleshooting network appliances, and managing Storage Array Networks

Perform contingency plan testing, monitoring and tracking of enterprise systems for problems/failures/capacity issues/etc. Manage and monitor system logs, provide script development for system automation and provisioning Use Remedy ticketing system to lead teams in providing multi-tiered support to manage enterprise backups,

endpoint monitoring, and virtualization environments

Support technical documentation

VMWare and vSphere design, integration and deployment.

SAN and other storage methodologies for use in a virtualized infrastructure.

Active Directory design, deployment, and maintenance.

integration of cloud technologies such as virtual private servers (VPS), UCS and ESXi and vCenter 5-6.x.

Windows 2008R2 & 2012 server operating systems

Actively support enterprise IT tasks that include (but not limited to) installation, maintenance,

configuration and

Xcel Energy

System Integrator Golden Colorado Nov 2015 Jan 2016

Executed appropriate troubleshooting protocols to achieve 99.99% uptime goals for Cisco proprietary platform.

Reviewed tickets and automatically generated outage reports, and initiated restoration in line with client-directed communication and resolution plans.

Provided single-point-of-contact resolution and dispatched ISP and network vendors to client repair sites

Hands-on experience in installing, configuring, managing and troubleshooting of Microsoft Server Operating Systems Windows NT,2003,2003R2,2008,2008R2,2012,2012R2 .

Automation of system processes using Batch scripting, VB scripting and Powershell.

Experienced in WINS, DNS, DHCP, Patch Management using WSUS, IBM Endpoint manager and SCCM.

Installation and configuration of Microsoft Office Suite, Open Office, Visio, Outlook, Printing and Windows networking.

Industrial Defender Configuration change management: enables operators to track and audit device settings, applications, firewall rules and user accounts. Operators can view and baseline system configurations, ports, services and software. • Policy management: allows operators to communicate new policies, track acceptance and manage conformance. • Endpoint security: protects vital information systems and critical process controls.

Diebold Inc. Aurora, Colorado June 2014 – August 2015

System Engineer

Installation and maintenance of Microsoft operating systems (XP, Windows 7, Server 2003, Server 2008)

Microsoft services:

Planning, design and implementation domain of infrastructure based on Microsoft Active Directory Service (2000, 2003, 2008)

WMware 6.0, vCenter, vMotion,VDI

Design, implementation, configuration and administration of Microsoft Exchange mail server 2003, 2007, 2010 in a virtual environment, as well as in MSCS (cluster) environment. Implementation of the antispam system Symantec Mail Security for Exchange. Troubleshooting mail flow, spam.

Design, implementation, configuration and administration of Microsoft Firewall proxy server ISA 2004, 2006, TMG 2010 in a virtual environment, as well as in NLB (network load balanced) environment.

Design, implementation, configuration and administration:

Microsoft WSUS, DNS, WINS, DHCP, RRAS, NLB, MSCS, CA

JPMorgan Chase (Retail Branches) Denver, Colorado 2012 - 2015

System Engineer

Configure, deploy and maintain VMware Images on Cisco UCS and operate & maintain VMware in an Cloud Computing Enterprise Environment VMware ESX/ESXi 4.X, and 5.X., VMware vCenter/VMotion, VMware View 4,5 .X., VMware Operations Manager and VMware vCloud. working with Windows Server 2008, Active Directory, working with in Data Center environment with hardware and management Virtual Machines Participation in API Integration as well ad Multi-vendor integration

Scripting Languages : PowerShell, Bash

I was responsible for design, architecture and implementation of Virtual Infrastructure environments using VMware.

Designed and Implemented Microsoft Active Directory Environments.

I was working with in Microsoft Exchange, Microsoft SQL and Microsoft Share Point implementations and migrations.

Install IOS, configure for: IPv4 and IPv6, BGP, OSPF, MPLS – RSVP, LDP, etc., Multicast –, IGMP, Metro Ethernet / VPLS IP VPN, QoS, and deploy IP edge Routers and Switches. Experience with cloud computing and data center technologies

Sulivan Prometric Denver, Colorado 2011 - 2012

Network/System Engineer

Work with the Data Center Deployment team to install virtualized environments based on the Citrix XenApp Server platform and Desktop platform. Implementations are Windows 2008 Enterprise Server platform in multi-domain, Active Directory structures.

working with UNIX/Linux

Create and integrate with Cloud Computing to increase company agility and efficiency.

Installation, configuration, and troubleshooting Cisco switches, routers, and firewall, providing support and maintenance in a large multi-site enterprise Network environment

MPLS network troubleshooting Deploy Cisco Catalyst 6500 Series, layer three switches. and Nexus 5000/7000

Stage the installation and configuration of Dell Power Edge Servers in a virtual environment.

Veteran Affairs Denver, Colorado 2011 - 2012

Network Engineer

Deployed and installed Microsoft Windows 2008 Enterprise Server solution including Active Directory configuration.

Deployment VMWare vSphere ESXi, vCenter VMWare ESX vSphere,

working with UNIX/Linux

UCS, Cisco Vblock,

PowerShell and Bash scripts.

Participate in Engineering, concepts design, service models (IaaS, PaaS, etc), as well as deployment models, practical implementations, operations,

Working with Configured IBM and Dell servers Server Blade technology (Cisco / HP), Unix (AIX, Linux) and Windows 2008, EMC and StorageTech Storage systems libraries, and iSCSI Systems for data center environments.

Configured Cisco routers 2400, 3600; Catalyst 6500 Switches; all levels of the OSI Model.

F5 Load balancing and traffic prioritization.

Monitored systems for capacity utilization, loads, and errors. Used HP OpenView and Concord.

Applied patches, software and driver updates, and hardware (firmware) updates for Microsoft Windows Enterprise Servers on Dell and HP blade servers.

Dish Networks Denver, Colorado 2010 - 2011

SYSTEM ENGINEER

Deployed company-wide VOIP system using Cisco Unified Call Manager solution and Asterisk in several remote offices utilizing Wi-Fi, Dialup/Broadband.and QoS. and load balancing

Deployment and configuration of Cisco layer three switches and core routers.

Integrated Asterisk PBX with legacy phone equipment such as NEC, AVAYA, Nortel, and Meridian.

Deployed Windows 2003, 2008 Enterprise Server; rack and stack, IBM Storage Systems, and Dell and HP blade servers.

CenturyLink (permanent) Seattle, WA March 2008 to Aug 2010

System Engineer / Data Center Shift Supervisor

Responsible for providing day to day for the installation and maintenance to sustain Data Center operation of working with servers running various operating systems: UNIX, Linux, Windows, and Netware running on F5 networks, Dell and HP Servers.

Cisco IP Telephony: Planning, Design, Implementation, Operation, and Optimization.

Wireless technologies: AAA 3G, WiMAX, GSM/CDMA, Wi-Fi, Dialup/Broadband, IMS and VoIP with centralized subscriber databases and policy management.

Closed escalated trouble tickets for Technical Support, providing necessary information for root cause analysis indicating accurate impact assessment.

Analyzed, set up, monitored (utilizing protocol analysis tools), and audited systems to ensure LAN/WAN data network performance and security.

Initial hardware deployment: disk and tape backup and recovery, systems monitoring and alerting, system automation, network operations, and disaster recovery network monitoring using HP Open View, Concord.

Provided reports to the regional Data Center Manager.

CitiGroup /Smith Barney (contractor - Denver/New York) 2005 - 2008

System Engineer/ Project Coordinator

Oversaw LAN/WAN design, deployment, maintenance and custom solution delivery for multimillion-dollar account.

Defined and directed project goals, objectives, critical success factors, milestones, and risks.

Communicated detailed product knowledge to support consulting engagements.

Developed Work Breakdown Structure, resources/tasks planning, and assignment using Microsoft Project 2002.

Collaborated with customers, partners, and internal constituencies to ensure successful implementation of solutions.

Managed a virtual team; mentored and assisted associate services staff.

Acted as liaison between groups within the organization.

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