Mr Rogelio Martín Corsino
Mobile:+54-029*-***-***-*** (Argentina)
********@*****.***
SUMMARY
I am a Senior S ystems Administrator with over 20 years of e xperience in the industry having been exposed to various heterogeneous environments, ranging from startups and SMEs to large o rganisations. Extensive experience m anaging server infrastructures and data center operations across multiple platforms (Unix, Linux, Windows). Effectively plan, install, configure and optimize the IT infrastructure to consistently achieve high availability and performance. E xtensive knowledge of tools like electronic measuring probes, circuit tester, oscilloscope and signal generator. I am dedicated to ensuring my results continuously exceed the expectations set both by myself and others.
SKILLS SUMMARY
● E xperience Working with Unix / Linux (Red Hat, Centos, Ubunu, etc servers and worksations.
● Experience working with Windows and back office applications installing and configuring Windows Server 2003 / 2008 / 2012, Active Directory administration. Troubleshoot Windows XP / Win7 / Win8/win10 desktop and MS Office applications issues.
● Proficient in network configuration TCP/IP, LAN, VPN's using Microsoft Windows and Linux.
● Configuration of Exchange Server 2010 / 2013 and little work with Microsoft LYNC
● W orking knowledge using VMware ESX vSphere 4 / 5, KVM and Xen virtual environments.
● Knowledge of scripting languages which include python, linux shell script, Windows Power shell, Java Scripts, PHP.
● Procedures to Creates b ackups and r ecovery policies.
● Knowledge of Oracle express edition, MySQL, Microsoft SQL Server2003, MongoDB.
● HP & Dell Servers, Desktops and Laptops software and hardware configurations, HP & Lexmark Printers, 3COM,HP & Cisco Routers and Switches, Racks Floor and Wall mount, Wireless Networks, Custom Built desktops and Servers.
● Comprehensive knowledge of circuit boards, chips, processors, electronic equipment, computer hardware and software including applications and programming
● Extensive knowledge of tools like electronic measuring probes, circuit tester, oscilloscope and signal generator.
● Results oriented, strong analytical skills, strong communication and negotiation skills, vendor evaluation skills, able to interact across a varied audience
● Able to work alone as well as in a team providing IT support to users. Education/Certifications/Training/Seminars
2016 CCNA Security (course in progress till september) 2013 M ongoDb developer course from 10gen. h ttps://university.m ongodb. com/ 2012 Course “SQL S erver 2003 Administrator”.
2007 Eolic Energy seminar Universidad Tecnologica Nacional (UTN) Bahía Blanca – Argentina. 2006 Ortronics products seminar INSIS INGENIRIA Bahía Blanca – Argentina. 2004 Oracle 10g seminar Alas I ngeniería Bahía Blanca – Argentina. 2001 Introduction to networking in L inux Rama Estudiantil del IEEE de la Universidad Nacional del Sur Bahía Blanca
Argentina.
1999 L inux operating s ystem seminar Rama Estudiantil del IEEE de la Universidad Nacional del Sur Bahía Blanca Argentina.
1994 unfinished E lectronic engineering 3 years Universidad Nacional del Sur Bahía Blanca – Argentina 1987 1993 Electronic Technician Escuela Nacional de Educación Técnica Neuquén, Argentina. Work E xperience:
Senior L inux/Windows S ystem Administrator December 2015 Present CEMS Universidad Nacional del Sur B ahía Blanca Argentina Implemented Linux as file server to provide access to different clients in an environment of more than 100 + PCs. Implemented a system of tickets to handle the incidents using a free solution from Spiceworks. Provide guidance, planning and expert technical advice on hardware performance and upgrade/replacement strategies. Reduce hardware cost through virtualization using Xen Server to virtualize 36 Workstations. Conduct Microsoft Office and others COTS support to end users. Troubleshoot software, hardware and network problems (Linux, windows servers and workstations). Disaster Recovery planning and management (backups using Rsync and Veeam Backup Free Edition). Deal with different people in a cordial and polite way. Senior L inux S ystem Administrator M ay 2002 Present Colegio Claret. Asociación Amigos del País B ahía Blanca Argentina Provide guidance and expert t echnical advice on h ardware performance and upgrade/replacement strategies. Design and implement a n etwork infrastructure for 50+ workstations. Configure l inux internet proxy and filters using squid. Implemented major improvements in automation. Linux scripting in Bash, Perl, P ython. Reduce hardware cost through virtualization using KVM, NFS and FreeNas c onfiguration and administration. Conduct Microsoft Office and others COTS s upport to end users. Troubleshoot s oftware, h ardware and n etwork problems
(l inux, w indows s ervers and workstations). Disaster R ecovery planning and management (backups using rsync). Senior T echnical Lead S upport E ngineer A ug 2000 May 2002 Surlan Computación B ahía Blanca – Argentina
Provide desktop, server and network support and administration services for a varied group of customers. Lead and mentor a team of 5 IT supports technicians. Directed all aspects of client relationship through a series of actions to troubleshoot technical issues (face to face/telephone/chat/email/remotely). Server migration from windows to Linux servers (File server, Firewalls, DBs, etc). Liaise with other support and external teams to resolve technical issues such us migrations of telecommunication system of Sudameris Bank’s ATMs. Provide technical support to ANSES, UNIFON network. Responsible to coordinate with customers the maintenance of computers and printers.Network design, construction, integration and operation. Disaster Recovery planning and management. Conducted research and evaluation of trends and new technologies in the network and telecommunications industries to advise upper management of IT Operations in determining applicability to the business.
Network and C omputer Technician Feb 1997 Aug 2000 Exced electrónica e i ngeniería aplicada Bahía Blanca Argentina Diagnose H ardware & S oftware Faults with D esktop & Notebook C omputers, General H ardware Repairs, Re I nstallation of S oftware, Re Imaging, P reventative N etwork M aintenance, U nix (Xenix & SCO Open S erver) Linux s erver i nstallation and c onfiguration. Troubleshoot and p reventative printer m aintenance (Lexmark & HP).Monitored quality and current status of c omputer h ardware along with electrical circuitry and electronics Responsible for maintaining proper records on installed h ardware components and checked the status of user systems. Key consultant team member of Dow Workstation 99 migration project in PBB Polisur (DOW CHEMICALS) 500+ workstations.
Freelance
Since 2004 I am working as s ystem e ngineer & infrastructure for various customer such as schools, hospitals, exchange house and final customers. Providing consultative and operational t echnical guidance, standards, knowledge and understanding of business and technology processes, and integration of technologies.Making monthly m aintenance on c omputer s ystems and peripherals. Maintaining equipment inventory. Also replacing old equipments and resolve all reported h ardware and s oftware problems. Handle emergency situations. I nstall and update Microsoft W indows 98/2000/XP/Vista/7/8, L inux/ u nix/ BSD operating s ystems, Microsoft Office applications, antivirus and all kind of s oftware also configured LAN, Wi Fi and p rinters. I nstall, maintain and fix the telecommunication s ystems, equipment and cabling. Review, diagnose and repair the company's equipment. Resolve t echnical problems.
Fix devices. Make many Cat 5 n etworks. Develop some s oftware solutions implemented with pascal.PC Printer repair and m aintenance.