Julie Sandoval
Senior Integration Engineer | Telecom Networks
Salary / Daily rate
Bogotá, Bogota, Colombia
Freelance, open to permanent contract
Can come onsite
Languages
About me
Intro
Electronic Engineer with 17+ years specializing in telecom network integration and incident management across 2G/3G/LTE/5G technologies. Proven track record achieving 99% SLA compliance and reducing contractor response times through optimized escalation workflows. Expert in Nokia systems, network troubleshooting, and B2B telecom solutions for seamless service delivery.
Work experience
Integration Engineer
MSI Wireless (for NOKIA) | 2020 – 2024
Oct 2020 - Dec 2024
4 years 3 months
Remote, OR 97458, USA
Coordinated 2G/3G/LTE/5G network integrations, achieving SLA compliance during the integration and On Air phase. Performed troubleshooting and supported contractors to resolve priority incidents and stabilize network performance. Reduced response times from contractors through improved escalation workflows. Collaborated with internal and external teams during network rollouts and interventions to verify service quality and ensure smooth implementation.
Integrator
OSC Telecoms (for NOKIA) | Bogotá, Colombia 2016 – 2020
Feb 2016 - May 2020
4 years 4 months
Bogotá, Bogota, Colombia
Supervised network integrations and post-configuration checks, reducing out-of-service faults. Provided remote technical support and weekly performance reporting to clients, with consistent SLA compliance. Participated in LTE700 band upgrades and coordinated with contractors to ensure readiness of integration activities. Supported incident resolution in contingency scenarios to minimize service disruptions.
Integrator
Morson International (for NOKIA)
Feb 2014 - Dec 2015
1 year 11 months
Bogotá, Bogota, Colombia
Executed LTE network integration and On-Air validation, maintaining 99% SLA compliance. Ensured proper data transmission and hardware availability before activation of radio bases. Diagnosed and resolved complex incidents during deployment in high-availability environments.
Fault Management Engineer
CLARO Colombia
Jul 2011 - Oct 2012
1 year 4 months
Bogotá, Bogota, Colombia
Managed critical incidents across GSM and UMTS networks with average resolution times under 30 minutes. Provided first-line support, incident diagnosis, and follow-up, ensuring continuity of service and reducing escalations. Monitored core, access, and value-added services in a 24/7 NOC environment.
COLVATEL – ETB (Empresa de Teléfonos de Bogotá)
Sep 2006 - Jul 2010
3 years 11 months
Bogotá, Bogota, Colombia
Teledatos & PMP Operator
Apr 2009 - Jul 2010
1 year 4 months
Bogotá, Bogota, Colombia
Monitored alarms and incidents in collaboration with Global Crossing. Opened and tracked incident tickets for E1 channel interruptions and corporate service issues. Ensured continuous service delivery and performed scheduled network and database backups as requested by ETB.
Technical Assistant – ADSL Installation & Maintenance
Sep 2006 - May 2009
2 years 9 months
Bogotá, Bogota, Colombia
Installed and maintained ADSL internet services for residential and corporate customers, ensuring connection stability and service quality at customer premises. Delivered technical support following communication protocols and quality assurance standards. Performed troubleshooting on-site and ensured issue resolution within required timeframes. Conducted supervision of alarms and opened incident tickets in coordination with Global Crossing and ETB’s NOC.
Education
Universidad Central (CO)
Electronic Engineer
2001 - 2007
7 years