Julián Andrés Callejas Morales

Managed communication between Colombian operators and headquarters for software and hardware requirements, ensuring technical acceptance for pre-homologation and homologation processes. Supported sales, marketing, retail, and legal areas during and after homologation.

Created processes for technical and legal homologation of mobile devices in Colombia for open market and operators. Coordinated with China-based teams to implement operator software requirements and supported retail, sales, and marketing areas.

Managed pre-sales procedures and technical support for devices over ADSL networks for Telefónica Movistar and ETB. Oversaw mobile product portfolio, customization, and homologation for Colombian operators, including legal homologation with the CRC.

Managed bidding processes for Civil Aeronautics, Colombian Armed Forces, and Air Force, including legal and technical regulations. Provided technical support for airport and heliport equipment as official representative for brands like Aerazur and Argos Ingegneria.

Set pre-sales procedures for set-top boxes for Telmex Colombia and managed mobile products for Tigo, Colombiamovil, and Avantel, including customization, homologation, and delivery.

Monitored platforms providing internet and voice services, including CMTS, cable modems, and backoffice services. Managed mail and domain hosting, DHCP subnetting, and provided technical support for CPE installation.

Defined connection methods for data and voice links for corporate clients, reducing response times. Assigned logical and electrical resources in HUAWEI, ECI, and ERICSSON networks, creating work orders for Frame Relay, G.703, Ethernet, and Clear Channel links.

Provided technical support for networking, telephones, wiring, and connectors. Installed PANASONIC and INTELBRAS telephone machines and tested network points for LAN networks.

Collected and analyzed information on data communication networks to determine their state and suggest solutions for potential problems in an economically and technically acceptable manner.

English proficiency at C2 level, certified in 2021.

Training on Qualcomm architecture chipsets completed in 2021.

Specialization in Enterprise Management completed in 2019.

Training on MediaTek architecture chipsets completed in 2015.

Training on state contracting completed in 2012.

Training on SMF/PAPI operation completed in 2012.

ITIL Foundations certification completed in 2011.

Cisco Certified Network Associate (CCNA) certification completed in 2011.

Training on Cable Modem Termination System completed in 2009.

Training on DOCSIS and PacketCable completed in 2008.

Training on Metro Ethernet Networks completed in 2007.

Bachelor's degree in Electronic Engineering completed in 2006.

Thesis work on strategic planning for SDH Ericsson networks completed in 2006.

Course on data transmission completed in 2005.

Course on project management completed in 2004.

Course on industrial process automation completed in 2004.

High school diploma with a technical focus in Accounting, completed in 1998.