Marthin Lopez
Marthin Lopez

IT Support and Network Technician

Not looking · Member since 8 Sep 2026
Message
Location
Montería, Colombia
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am an IT support and network technician with experience in first-line customer service, technical installations, structured cabling, network infrastructure, CCTV, access-control systems, and preventive and corrective maintenance.

I currently work as a First-Line Service Representative at Diebold Nixdorf, where I prioritize service visits according to customer service-level agreements, communicate estimated arrival times, follow up on service completion, and escalate requests when needed.

I have hands-on experience installing and configuring equipment and systems, including audiovisual rooms, structured cabling, CCTV systems, access controls, wired and wireless data networks, and low-voltage electrical installations.

I am trained in Data Network Management and Computer Programming, with additional coursework in systems administration, networking and security, computer equipment maintenance, and Excel.

I am a responsible, adaptable, and positive professional who works well in teams. I value strong interpersonal relationships, customer satisfaction, technical quality, and continuous learning.

I am based in Montería, Córdoba, Colombia, and bring practical field experience supporting infrastructure, resolving technical incidents, monitoring network resources, and performing security reviews.

Skills

10 capabilities

Experience

Career history

First-Line Service Representative Diebold Nixdorf

I prioritize and plan service visits according to customer service-level agreements and customer needs. I communicate estimated arrival times, follow up on visit completion, and escalate service requests when required.

I perform basic installation tasks, including cable routing, device mounting, and lock installation. I also carry out technical repairs such as clearing paper, card, and banknote jams, and support service technicians with preventive maintenance inspections.

Support and Installation Technician AVD Desing

I provided support and installation services for hearing rooms and structured cabling installations.

I performed corrective and preventive equipment maintenance, as well as configuration and maintenance of equipment and systems.

Installation Technician Temporales Emprende

I installed audiovisual systems and structured cabling solutions.

I performed corrective and preventive maintenance and configured and maintained equipment and systems.

CCTV Support and Installation Technician High Techno

I installed CCTV systems and access-control systems and performed corrective and preventive maintenance on related equipment.

I configured and maintained systems, monitored and controlled network resources, and carried out security reviews across systems.

Data Network Management Technologist JP Tecnologias

I performed corrective and preventive maintenance on computer equipment and reinstalled operating systems.

I installed, maintained, and administered wired and wireless data networks. I also supported network infrastructure and basic network services, integrated resources into networks, monitored network resources, and conducted system security reviews.

Refrigeration Technician SIIM SAS

I performed preventive maintenance on VRF refrigeration equipment and preventive and corrective maintenance on domestic refrigeration equipment.

I installed refrigeration equipment and low-voltage electrical networks.

Assistant Refrigeration Technician Clínica Zayma Ltda.

I performed preventive and corrective maintenance on refrigeration equipment.

I installed refrigeration equipment and low-voltage electrical networks.

Database Management Assistant CVS (Oficina Jurídica Ambiental)

I created and edited databases and entered information.

This assignment consisted of 320 hours of database and data-entry work.

Education

Learning history

Corporación Universitaria Unificada CUN

Engineering Degree, Systems Engineering

SENA

Technologist, Data Network Management

Politécnico INDES

Technical Program, Computer Programming

SENA

Technical Program, Equipment Maintenance RVC

Politécnico INDES

Complementary Course, Systems Administration

80 hours.

SENA

Complementary Course, Fundamental Rights at Work

48 hours.

SENA

Complementary Course, Networks and Security

40 hours.

SENA

Complementary Course, Basic Excel

40 hours.

SENA

Complementary Course, Intermediate Excel

40 hours.

Institución Educativa Los Garzones

Academic High School Diploma

Institución Educativa Los Garzones

Primary Education

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