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Senior Systems Administrator Resume

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Baltimore, MD

PROFESSIONAL PROFILE:

  • Extensive experience at performing a high level overview of enterprise IT infrastructures and providing detailed solution's assisting in further advancing of businesses needs, translating the IT landscape to achieve key goals.
  • Technology professional offering 13 years of progressive IT infrastructure management and enterprise data - center operations across multiple platforms including Windows, Unix/Linux and Mac, Android and iOS
  • Effectively plan, install, configure and optimize mission critical IT infrastructures using refined analytical and critical thinking skills to ensure HA 99.9% uptime
  • Proven ability to craft and deliver solutions tied to business growth, organizational development and systems/network optimization as well as vast experience in migrations of physical to virtual environments and clouds.
  • Leadership and SME in SCCM, Antivirus, Backup Management, Storage Administration, Windows Endpoint Security, Firewalls, DNS, Scripting in multiple languages. Teamwork oriented in supporting 24/7 infrastructures.
  • Talented and highly skilled IT engineer who expertly manages systems and projects covering a range of IT environments as a "Technology Swiss Army Knife"
  • Lead role management experience guiding 1-5 junior admins. Extensive mentoring, and teaching experience.

TECHNICAL SKILLS:

Systems Monitoring | Administration: SCCM, Windows Group Policy, PolicyPak GP, SQL, Sharepoint, Citrix, Active Directory, AV, Scripting, Exchange, WSUS, ADDC, ServiceNow, SQL Scripting, Wintel, Windows User Group Objects, PKI, s, O365, Webmail, MS Office. IIS V.5 through 7.5, Powershell V1 and 2, Visual Basic, Batch, UNIX/Linux shell

Backup | Restore | Disaster Recovery: EMC Networker, Cloudian, Data Domain, Cloud, Big Data, Rubrick, NetBackup, Veritas Vault, ESXi, Virtual Edge, VNX, Backup Exec, Veeam, Avamar and Windows Server backup. Vast experience using Quantum, Dell and IBM tape library technologies ranging from single drive systems up to 1000 tape IBM TS3500 robotic library

Storage Solutions | Virtual Hosting: Cloudian, NAS, SAN, DFS, Tape Data, EMC, UCS, VMware, Hyper-V, vSphere

Operating Systems: Windows Server R2, Linux, UNIX, OS X, AIX, RHEL, Ubuntu, Cisco, FreeBSD, Win07-10, Red Hat, CentOS

Networking | Hardware: Dell, HP, IBM, Cisco, Embedded Systems, Virtual Appliances, Clustered Servers, Mobile Devices, TCP/IP, DHCP, DNS, SAN, NAS, LDAP, NTFS

Security | Endpoint Protection | Antivirus: Symantec, Kaspersky, ePolicy Orchestrator, McAfee, Windows Defender, AVG

EXPERIENCE:

SENIOR SYSTEMS ADMINISTRATOR

Confidential, Baltimore, MD

Responsibilities:

  • Projects Engineering of cloud storage and backup environments including, ESXi, UCS, Cloudian and AWS
  • Perform break/fix tasks in addition to delegation and remediation of end-user project and problem requests
  • Primary virtualization in Vmware 5 thru 6.5 on Linux and Windows hosts with guests of any OS
  • Build-out of Hyper-V hosting with clustering and redundant high availability services
  • 24/7 on-call support of HA mission critical production systems. 24/7/365 backup restore administrator
  • Powershell and PS module programming as well as VB and Batch scripting
  • Dev Ops server applications support including IIS, Apache, Tomcat and HTTPS with SSL management

SENIOR SYSTEMS ADMINISTRATOR

Confidential, Sparks, MD

Responsibilities:

  • Administration managed with current branch, Microsoft Systems Configuration Manager (SCCM)
  • Acting SME for SCCM, Antivirus, Backup Management, Storage Administration, Firewall and DNS
  • Instituted Symantec Endpoint Protection AV system and SME server monitoring, maintenance and upgrades
  • Utilized SCCM and MDT PowerShell to develop and deploy images
  • Fleet management patching and configuration management systematically processed & monitored
  • Support of Dev Ops systems in hybrid Linux/UNIX and Windows OS environments.
  • Strategically optimized server and storage environments with resource monitoring of enterprise systems
  • Supported approximately 1000+ servers, virtual systems/components and 1500+ employee needs
  • Increased productivity by developing and deploying automated processes to replace manual repetitive administrative tasks. Dev Ops app servers support of IIS V.7 web servers for intranet and DMZ internet facing servers
  • Developed and published SOPs for automation, applications, programming, and/or operations support
  • Spreadsheets, Smartsheets and white papers authored on technical issues and tracking as well as KB provisioning
  • Lead administrator for Virtual Edge, EMC Networker, Data Domain and Vmware hosts, administration and troubleshooting for LAN/WAN/NOC
  • Viable leader in the datacenter Cloud and VNX migration and DR power upgrade utilizing Cloudian appliances.
  • Performed break/fix tasks in addition to delegation and remediation of end-user and departmental project and problem requests
  • Performed server 2012R2, SQL Ops and app role server builds and maintenance & remediation of application issues
  • Windows Group Policy, PolicyPak GP, Active Directory, server builds, SQL builds and maintenance, Vmware, break/fix of server R2. Powershell scripting for domain wide tasks in AD and DNS
  • Utilization of Change Management/Change Control processes and procedures
  • Project management used to achieve regular goals of upgrading, migrating and virtualization of IT applications in multi-faceted production of Big Data systems
  • Tier III escalation support for local and remote end-user clients by identifying Root Cause with strategic solutions to problems
  • Provided 24/7/365 on-call support for mission critical production systems

SENIOR SYSTEMS ADMINISTRATOR

Confidential, Baltimore, MD

Responsibilities:

  • Completed upgrade of OS and application of HP SAN array monitoring console EVA StorageWorks Command View for a large law firm
  • Successful execution of large-scale OS/App upgrade and migration to Hyper-V VM for email archiving system & Veritas Enterprise Vault in a production environment
  • Trouble analysis to root cause of infrastructure VM, physical servers built & managed, use of Powershell scripting.
  • Built, configured and supported SQL application systems, ADDC, Exchange, UCS & ESXi host systems
  • Managed daily backup for all MS Windows and Linux servers
  • Authored expert documentation with SOPs for existing and new systems

INFRASTRUCTURE SYSTEMS ADMINISTRATOR

Confidential, Ellicott City, MD

Responsibilities:

  • Provided senior IT administration and support of all company server systems
  • Engineered MS 2012 Server Hyper-V hosting environment & VM guests for Confidential and other applications
  • IIS V.6 web server management of Confidential and other internet and intranet facing application services
  • Supervise and train junior and senior help desk representatives
  • Powershell and Visual Basic scripting for support of SQL and CMS development servers and staff
  • On-call break/fix and helpdesk support of all Advantica employee desktop and laptop systems
  • Support SQL application developer requirements in multi-domain server systems
  • Management of all MS Windows/Linux server backups using Backup Exec
  • Authored expert documentation of existing and new processes for both technical and non-tech personnel
  • Managed systems inventory with lifecycle monitoring, maintenance, recommendations, remediation and support
  • Engineered process of decommissioning IT hardware for Maryland office closure

SENIOR SYSTEMS ADMINISTRATOR

Confidential, Ellicott City, MD

Responsibilities:

  • Infrastructure IT operations skillfully managed for government contracts and CMS for Centers for Confidential & Confidential
  • Provided Senior IT support and administration for 80+ virtual and physical servers and PC related systems spanning several operational and multiple client domains. Powershell and VB scripting for user login and server maintenance
  • Windows & SQL server maintenance, backups, scripting and on-call support
  • Advanced management provided for patching all operations and customer MS servers
  • Expert management of Backup Exec policies and troubleshooting in Dev environments
  • Spearheaded Symantec Endpoint Encryption rollout for laptop assets, primary support of the RH Linux based encryption management system
  • Implementation and management of Avamar data protection on virtual servers for Confidential and Confidential contract
  • On-call break/fix and helpdesk support of SQL developer team and 50+employees
  • Technical writing of internal documentation with procedures and materials
  • Provided a unique balance of experience and highly skilled prioritization for problem solving between infrastructure and the IT needs of the company and client personnel
  • IIS V.6 management for intranet for Centers for Confidential and Medicade

NETWORK OPERATIONS SPECIALIST

Confidential, Silver Spring, MD

Responsibilities:

  • Played a vital role in boosting efficiency as a member of Symantec NetBackup, McAfee ePolicy Orchestrator, WSUS patch, Active Directory and IBM AS / 400 BRMS AIX UNIX administrator teams
  • Utilized broad scope of industry knowledge to provide specialized server support of Wintel, Linux, UNIX and AS / 400 systems on IBM, Dell, HP & Mac hardware as a high-availability NOC systems administrator
  • Expertly provided integral 24/7/365 support of backup policies using IBM AS / 400 BRMS and NetBackup
  • Provided Tier II / Tier III help desk and NOC support within a HA mission critical datacenter for Confidential ’s 30,000+ IT, News and TV employees
  • Handled break/fix, installation of hardware and OS support on 2000+ Windows Server 2000, 2003, 2008R2, VMWare and Linux/UNIX systems as a key to ensuring seamless 99.9% HA
  • Exchange Server 2007 Jr. Admin duties included; cluster failover and patching of environments in addition to resolving mailbox issues, OS monitoring & maintenance. Powershell use with Exchange and Active Directory modules

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