We provide IT Staff Augmentation Services!

Senior Systems Administrator Resume

Melville New, YorK

SUMMARY:

Over 12+ years of professional experience in deploying, implementing, administering, and supporting multifarious technologies in fast developing and complex business facilities. Proven ability to lead and work with a team to successfully complete projects efficiently and provide timely and effective incident responses, meeting service level agreements. Working knowledge of many diverse technologies functioning together on different platforms to provide feasible and robust infrastructures.

SKILLS:

Operating Systems, Server Technologies & Virtualization Platforms: Microsoft Windows 98/NT/2000/XP/Vista/7, Windows Server 2000/2003/2008/2012 R2, Unix, Linux (Red Hat EL, Fedora, SuSE Enterprise Linux, Debian, Ubuntu), VMware Infrastructure ESXi 3.5i, vSphere ESXi 3.5/4.0/4.1/5.0/5.1/5.5/6. x, VMware Workstation 6/7/8/9/10, VMware Lab Manager, Virtual Center 2.5/4/5/5.1/5.5/6 , VMware Fusion 3/4/5/6, VMware View 4.x, Citrix Xen Server, Windows Virtual Server, Microsoft Hyper - V, Windows Virtual PC, Leostream Connection Broker, WYSE, Thin Computing, Leostream Connection Broker, Openfiler, Exchange Server 2003/2007/2010/2013 , Sharepoint 2007/2010, SQL Server 2005/2008/2012 , Lync 2010

Infrastructure: Active Directory, GPO LDAP, DNS, DHCP, WINS, FTP, TFTP, HA, NLB, HA, Failover, ISA Server, IIS Apache, SQL, Altiris Client Management Suite, CA Unicenter Desktop and Server Management, Kaseya, Cisco, SonicWall, routers, switches, firewalls, routing protocols, VLANs, RFID asset management, IBM Total Storage, Symantec Backup, Visioncore/Quest vRanger, PacketTrap, vFoglight, VMware NSX 6.2

Hardware: Dell PowerEdge, Power Connect, Power Vault, IBM, SAN, NAS, Terastation, APC, EMC, CX300, CX3-1, CX-4, AX150, VNX, VMAX, JetStore, QNAP, McData, Brocade, HS22V, C7000

Security: AVG, TrendMicro Worry-Free Business Security Advanced Server, Tanium, Cybereason, Cylance, Micro-segmentation with VMware NSX’s Distributed Firewall(DFW) and Edge Services Gateway(ESG), Cryptolocker, McAfee ePolicy, Symantec Endpoint Protection

Other: P2V, 2X, Pango, Symantec BackupExec, EVault, iBackup, EVault, Computer Associates DSM, WSUS, EMC SourceOne,, Aruba Networks, Postini, vRanger Pro, vFoglight, PowerCLI, Powershell, vCM (vCenter Chargeback Manager 2.x), vCOps (vCenter Operations Manager) 5.0/5.6/5.7, SRM (Site Recovery Manager) 5.0, VMware View, vROPS (vRealize Operations Manager) 6.2/6.3, VEEAM, PsTools Suite, RVtools, CourtAlert, Maconomy

EMPLOYMENT:

Confidential, Melville, New York

Senior Systems Administrator

Responsibilities:

  • Identify, design, implement, and support technology solutions which may include detailed solution design documents: Visio Diagram, System Designs, Detailed Bill of Materials, and Scopes of Work
  • Interacts closely with management across departments to design, develop, implement and support new applications for the business.
  • Acts as a technical project manager where needed by preparing project plans, interacting with other departments and guiding IT resources.
  • Responsible for ensuring that policies, procedures and standards are being adhered to.
  • Initiated, maintained and managed vendor relationships to coordinate, review work, ensure project milestones are being attained and resolve issues.
  • Operationalize VMware NSX 6.2 for Micro segmentation, develop strategy for discovering application environments, documentation, and deploying security policy using vRealize Log Insight, vRealize Infrastructure Navigator, & vRealize Network Insight.
  • Install and configure vRealize Orchestrator integrating with VMware vCenter.
  • Design and implement new datacenter design strategy for VMware vSphere 6 upgrade, NSX 6.2, LogInsight 3.6, vRealize Operations Manager 6.3, vRealize Network Insight 3.x,
  • Design, Implement, Manage, and Configure BMC Solutions (Discovery/ADDM, CMDB, ITSM Asset Management) to address business requirements
  • Develop and implement an upgrade strategy for Symantec Endpoint Protection Server sand Endpoint targets.
  • Evaluate and negotiate new vendor solutions: AppDynamics, vRealize Network Insight (Arkin), GuardiCore, BMC CMDB, Discovery (ADDM), & SCCM2012 R2, Solar Winds DLP
  • Create and maintain network and systems documentation; maintain network and systems documentation
  • Participate in 24/7/365 on - call rotation, that includes night and weekend shifts, and be able to resolve critical system issues.

Confidential, Melville, New York

Senior Systems Administrator

Responsibilities:

  • Upgrade and Revamp the Patch Management procedures, policies, and systems to move from quarterly patching to monthly patching strategy to address security vulnerabilities.
  • Maintain vSphere vCenter and ESXi host environment by providing support of escalated issues and running routine maintenance and upgrades. Update and maintain VM Templates.
  • Introduce VMware NSX for Security’s Micro Segmentation security initiative meeting business/client requirements.
  • Upgrade, manage, and configure vRealize Operations Manager 6.x. Train teams on how to properly use this solution for tracking anomalies, trends, performance management, and capacity planning.
  • Work closely with Security team to design, implement, configure and manage security solution deployments: Tanium, Cylance, Cybereason, SumoLogic.
  • Develop and implement an upgrade strategy for Symantec Endpoint Protection Server sand Endpoint targets.
  • Evaluate and negotiate new vendor solutions: VMTurbo, VMware NSX 6.1, vArmour Networks, Tanium, Splunk, Kiwi Syslog, VMware Log Insight, Solar Winds Orion, Tanium, Cylance, Cybereason, SumoLogic
  • Participate in 24/7/365 on-call rotation, that includes night and weekend shifts, and be able to resolve critical system issues.

Confidential, Melville, New York

Windows\VMware Consultant

Responsibilities:

  • Designed a plan of action and executed remote site maintenance remotely
  • Manage & maintain all IBM BladeCenter & HP BladeCenter chassis. Perform firmware upgrades on blades and blade chassis (200+ Blades, 18+ Chassis). Coordinate with vendor to handle hardware servicing.
  • Upgrade VMware vSphere environment from 4.x (vCenter 4.0U1 & vCenter 5.0 & ESX 4.0U1) to vSphere 5.5 (vCenter 5.5U1 & ESXi 5.5U1) with VMware Update Manager.
  • Use and train team on using vCOPs (vCenter Operations Manager) to gain visibility, right size VMs, and begin to reclaim resources.
  • Provide and maintain global server inventory infrastructure wide, including ESX host, VMs, physical servers, & blade centers.
  • Provide maintenance & additional support for global Citrix VDI environment: XenApp/XenDesktop running in vSphere clusters.
  • Assist system administration day to day tasks, support, and projects such as Server Inventory, Server Decommissioning, New Server Deployments (Windows/VM), VM Template update & management
  • Manage over 1500+ window server security patching using WSUS.
  • Serve as an escalation point to work with hardware vendors and NOC to escalate, remediate, and resolve all datacenter and remote site issues.
  • Test procedures in Lab & Development environment before production roll out.

Confidential, New York / New Jersey

Senior Virtualization Consultant

Responsibilities:

  • Designed a plan of action and executed remote site maintenance remotely and traveled across the country to each site performing ESXi upgrades, migrations, physical server upgrades, power management installs, and more.
  • Introduced datacenter visibility and proactive management with the implementation, demonstration, and management of vCOps (vCenter Operations Manager)
  • Upgrade, Manage and maintain VMware View environment (500 VMs).
  • Respond, analyze & troubleshoot issues end to end: using esxtop, vCOPs, end-user application experience, WAN/LAN bandwidth, and work with app owners.
  • Tune performance for thick VMs and linked-clones.
  • Decommission XP builds and replace with new Windows 7 builds.
  • Communicate with separate teams to ensure successful VDI template builds and standardizations (Teams: Security, Desktop Support, and all Application teams).
  • Provide senior level advice per management request on project plans for environment.
  • Lead on the reclamation unused resources across multiple clusters in all datacenters in an oversized VM environment on a weekly basis to allow more room to prevent the waste of purchasing/adding extra hosts.
  • Optimize performance and ensure stability of the environment from end to end by implementing maintenance standardization procedures across all datacenters to allow full utilization of hardware, networking, and storage infrastructure capabilities.
  • Coordinate scheduling with different application owners and performing resource reductions and VM maintenance.
  • Oversee operations IT implementations, management, and disaster recovery procedures for managing all sites.
  • Provide quality assurance in deployment of new technologies, response to issues and address concerns from multiple department heads.
  • Submit vSphere 5.1/5.5 upgrade technical design proposal based on best practices.
  • Deploy Windows 2012 domain controllers and SCCM servers to all locations.
  • Upgrade HP Proliant G6/G7/G8 hardware based ESX/ESXi servers from 4.x to 5.x at all sites (Remote sites and Remote datacenters). Upgrade all hosts NIC with 10GB SFP adapter to provide 40GB LACP links per ESX host.
  • Maintain ESXi host cluster configurations using host profiles, HA (Admission control, datastore heartbeat), DRS customizations per cluster, and optimizing cluster capacity.
  • Maintain multiple VM template consistency across multiple sites and datacenters.
  • Troubleshoot VMware vCenter, ESXi host, dvSwitch, issues and provide support for application servers within the virtualized environment.
  • Provide remote site and datacenter documentation (Server, KVM ports, Switch ports, PDU/UPS ports)

Confidential, Melville, NY

Lead / Senior Virtualization Consultant

Responsibilities:

  • Provided accurate and detailed reporting of virtualization infrastructure discovery.
  • Quality Assurance - Work directly with team and IT director to plan, delegate, and execute necessary tasks that would ensure and guarantee top tier app availability. Meet with the server (Windows/UNIX), network, and storage teams for documentation and assurance per DR initiative.
  • Document and report findings on environment in every detail before, during, after DR testing.
  • Provided support for a VMware DR solution in absence of VMware’s SRM utilizing EMC LUN replication.
  • Ensure EMC VNX/VMAX LUN replication was scheduled and set up across multiple locations.
  • Standardize storage policies to ensure best performance and redundancy per hardware capabilities.
  • Update previous technical design proposal for upgrading virtual infrastructure from vSphere 4 to 5.1

Confidential, Brooklyn, NY

Lead Virtualization Consultant

Responsibilities:

  • Directly supervise virtualization engineers by overseeing day to day technical operations implementations, management and procedures.
  • Evaluate and Optimize performance of the environment from end to end.(guest/virtual machines, ESXi hosts, networking, and server end)
  • Propose and implemented ESX upgrades from 4.x to 5.1
  • Provide quality assurance in deployment of new technology implementations and in response to issues and concerns from multiple department heads
  • Collaborate with peers and business constituents to review business requirements to insure test plans and outcome of test execution are in compliance with the business requirements
  • Provides effective communication with IT department and other department heads regarding issues, objectives, initiatives and performance to plan.
  • Manage activities to meet the delivery dates and report accurate, complete status.
  • Analyze and troubleshoot system issues and develops recommendations for improvement
  • Create and maintain virtual test environments by installing OS and configuring volumes as needed
  • Develop and update technical documentation and user manuals as processes change

Confidential, Melville, NY

Lead Virtualization Consultant

Responsibilities:

  • Virtualization Management: Provided network infrastructure management, monitoring and support, storage design & consolidation.
  • Manage and adjust configurations for vMotion, High Availability, DRS, Resource Pool (performance tuning) and other configurations.
  • Successfully migrated 40TB of used data (100TB provisioned data) to new SAN in both production environment and disaster recovery site.
  • Manually coordinated PowerCLI execution of rebalancing of datastores/LUNs and VMs.
  • Submit technical design proposal for upgrading virtual infrastructure from vSphere 4.x to vSphere 5.x.
  • Run PowerCLI scripts to provide reporting of virtual infrastructure inventory and project implementations progress.
  • Demonstrate vCOps and SRM (VMware Site Recovery Manager) to prove in gaining infrastructure visibility and simplifying their disaster recovery initiative.

Confidential, New York, NY

Solutions Architect / Systems Engineer

Responsibilities:

  • Work directly with internal/external (client) CxO, Account Managers, Senior Managers, IT directors to provide post-sales, pre-sales, infrastructure re-architecting, acquisition, investigation, troubleshooting, and critical decision making.
  • Virtualization Management: Design, manage, and convert client infrastructure from physical to virtual using VMware virtualization solutions utilizing high availability, vMotion, DRS, resource pools, and other configurations. Also lead projects to migrate client infrastructure to the cloud.
  • Perform server maintenance, installations, upgrades, migrations, and support for clients, onsite, remotely, and hosted data center for the following technologies: Microsoft Windows Server 2003/2008 domain servers, Linux (Red Hat / SuSE Enterprise Linux), Exchange 2003/2007/2010 servers, EMC SAN (CX300, CX3-10, CX4, AX150), ethernet/fiber switches, VMware vSphere ESX/ESXi 3.5/4.x/5.x, SQL Server 2005/2008, DPM Server 2007/2010, Lync 2010, SharePoint 2007/2010, 2X, Citrix
  • Manage Exchange Servers: Migrate from Exchange /2010, Archive Mailboxes, manage users, set up RPC, and Outlook anywhere. Configured and managed Blackberry Enterprise Server 5.0 for mobile users with Exchange Server.
  • Network Management: Perform network maintenance, installations, troubleshooting, upgrades, and changes on SonicWALL, DELL, and HP switches and routers. Configured for LAN/WAN High Availability (HA), load balancing, failover, VLANing, QoS, and various configurations tailored to suit the needs of the client, improve performance and resolved past issues.
  • Security Management: Monitor end user and server devices, maintain patch management, provide effective incident response to spam, floods, malware, virus, and various network attacks, investigate logs, provide content filtering / proxy servers, perform network, packet sniffing and vulnerability scans, all to address issues and maintain a productive and secure environment.
  • Datacenter Migration: Coordinate and migrate all datacenter cloud and application solutions for all clients physically to a new location meanwhile conducting Private/Public IP change management.
  • Used prior NOC experience to help improve monitoring client network availability and resources.
  • Project Management: Coordinate projects and schedule with the client(s), procedures that involve end-user or network resource downtime, create project outline and task lists, ensure delegated tasks are completed, and update account managers and clients with daily status through completion.
  • Storage Management: Configure, manage, maintain and support storage technologies (NAS and SAN storage devices using iSCSi/Fibre/Ethernet): design and configure for client specific virtual infrastructure. Expand SAN storage, troubleshoot and resolve SAN level performance issues, and interface issues.
  • Develop, manage, and optimize datacenter and server monitoring solutions. Optimize to reduce false positives.
  • Improve poorly maintained networks by resolving all active directory & exchange server issues, managing patches & server maintenance, optimizing configuration to suit client needs, respond to critical issues threatened loss of financial and client relations.
  • Managed backups and recover data using a local and cloud solutions.
  • Assess and recommend fast and cost effective solutions to IT Director and Account Manager, per client, to improve performance, stability, security, storage management and client specific needs.

Confidential, Brooklyn, NY

Staff IT Consultant

Responsibilities:

  • Provisioned, deployed, implemented, managed and maintained a virtual desktop infrastructure using Wyse Zero (thin) clients to stream desktop operating systems and applications, increasing end user uptime and desktop reliability with a virtual desktop connection broker solution campus wide.
  • Used VMware vCenter (VI3 & vSphere 4) to build and support virtual infrastructure. Provided new virtual desktop and server builds, templates, clones, backups, and high availability (HA) for virtual servers. Optimized virtual infrastructure performance using resource pools, DRS, and vMotion.
  • Used VMware ESX/i3.5 ad ESX/i4 (vSphere) to build large networking and server lab environment in order to emulate the client’s network infrastructure for proper testing of proposed networking solutions for research & development, ensuring proof of concepts, client demonstration, and new technologies.
  • Implemented, administered and maintained asset management system for tracking IT assets, hospital equipment, and a pocket panic button feature for end users.
  • Effectively improve help desk support response times and efficiency
  • Lead a team of desk side and network management personnel out of major security breach by outlining stronger and effective security standards for incident response.
  • Worked closely with storage and networking teams to ensure fibre SAN and networking infrastructure met virtual infrastructure and camera surveillance infrastructure specifications.
  • Provided technical and knowledge documentation for helpdesk and desk side support personnel, including upon solution deployment.
  • Communicated effectively with consultant teams, IT support team, management, executives, and end user input to address customer issues and improve business relationship.
  • Used Leostream Connection Broker, VMware Virtual Center, and WYSE solutions to provide high availability in supporting the virtual desktop infrastructure. Additionally applied GPO configurations to help secure desktops, add flexible functionality for end users, and minimize IT support issues.
  • Used VMware Virtual Center to manage and maintain 1,500+ PC and 80 ESX hosts and use IBM Director, Spectrum OneClick, Cisco WCS, and NetIQ App Manager to manage server and network resources.
  • Managed and maintained digital security surveillance systems. Extracted recordings for investigative purposes upon request by the Police Department.
  • Managed and maintained a RFID tag network solution for tracking assets.
  • Perform network scans to network issues or security vulnerabilities/attacks.
  • Exported data & statistics sheets at clients’ request for adjusting budgeting, performance, and ensuring quality assurance.
  • Created IT knowledge documentation for deploying, implementing and supporting specific solutions and configurations.

Hire Now