Adrián Conejo

Hi team,  i am an energetic and team focused person with excellent communication and presentation skills, with over 5 years of experience in the technical support field (networkig, linux, windows server, aws), I am looking for a new IT challenging job opportunity.

L2 Technical Support Agent – Aug 2019 to Dec 2023
Concentrix/Juniper, Heredia
 Working for the switching team (EX/QFX) troubleshooting Layer 1 to Layer 3 issues, covering the following topics:
 Interior Gateway protocols like OSPF and RIP.
 BGP.
 IP Multicast.
 Ethernet Switching topics like VLAN, Tagging, Native Vlan, Inter-VLAN routing, QnQ tunneling.
 Layer 2 Security features.
 Firewall Filters.
 Spanning tree, RSTP, MSTP, VSTP.
 Layer 2 authentication 802.1x, MAC RADIUS, Server fail fallback and Guest VLAN.
 IP Telephony Features like PoE, LLDP, LLDP-MED and Voice VLAN.
 Class of Service.
 DHCP.
 DNS.
 High Availability.

Technical Support Agent - Apr 2018 to Aug 2019
Concentrix/Netapp, Heredia
 Troubleshooting issues related to NAS shares (SMB, NFS, CIFS) and networking. Also internal OS issues.
 Understanding of OS concepts (Windows, Linux), Networking, Storage and Active Directory.
 Handling backlogs and attending incoming calls, prioritizing the work to accomplish the most important and urgent requests first.
 Consulting and collaborating with immediate peers or colleagues around the world using tools like Microsoft teams.
 Making an exhaustive research in our databases, internal forums, old cases and web.
 Documenting the technical work and research in detailed and comprehensive manner.
 Meeting our Service Level Agreement (SLA), setting the right expectations.

Linux System home Lab Setup and Management
 Install and configure CentOS on Virtual Environment.
 Password Management.
 Create files and directories at user and root level.
 Linux file system management.
 Create files and directories.
 File permission management.
 Use of help and man commands.
 Filters and text processing commands (grep, sort, uniq, wc, cat).
 Find system information using uname and hostnamectl.
 Create and edit files using nano, touch and VI editor.
 User account management.
 System utility commands (date, uptime, hostname, which, cal, bc, etc).
 Monitor system using commands (top, free, df, ps, netstat, etc).
 Log monitor.
 Network commands (ping, traceroute, tcpdump, ifconfig, netstat, networking files, etc).
 System updates using yum | apt-get | rpm.
 Manage services like DNS and DHCP.

Education
Bachelor of Science: Systems Engineering (2015)
Universidad Nacional de Costa Rica, Heredia
CCNA Routing & Switching 1-4 (2017)
Universidad Nacional de Costa Rica, Heredia

Certifications
AWS Certified SysOps Administrator – Associate (SOA-C02) 2023.
AWS Certified Cloud Practitioner (CLF-C02) 2023.
Enterprise Routing and Switching, Professional (JNCIP-ENT) 2023.

Classes
Complete Linux Training, by Imran Afzal, Udemy, 2024.
Ultimate AWS Certified SysOps Administrator Associate, by Stephane Maarek, Udemy, 2023.
Python TOTAL, by Federico Garay, Udemy, 2024.