Carlos Castillo Santander
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Carlos Castillo Santander Email & Phone Number

Customer Retention Manager at Lumu Technologies
Location: Mexico City, Mexico 6 work roles 3 schools
1 work email found @lumu.io LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Work email c****@lumu.io
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Current company
Role
Customer Retention Manager
Location
Mexico City, Mexico
Company size

Who is Carlos Castillo Santander? Overview

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Quick answer

Carlos Castillo Santander is listed as Customer Retention Manager at Lumu Technologies, a with 29 employees, based in Mexico City, Mexico. AeroLeads shows a work email signal at lumu.io and a matched LinkedIn profile for Carlos Castillo Santander.

Carlos Castillo Santander previously worked as IS Manager at Intrado and Sr. NOC Analyst at West Corporation. Carlos Castillo Santander holds Bs, Computer Engineering from Universidad Nacional Autónoma De México.

Company email context

Email format at Lumu Technologies

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*@lumu.io
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Profile bio

About Carlos Castillo Santander

I am a computer system engineer with extensive experience in telecommunications, information security, customer care B2B and B2C, as well as in Production platform administration with impact and involvement across multiple regions of the globe. I have pursued a career path into operational, infrastructure support and security administration, always keeping customer satisfaction as the cornerstone of all projects.I have come a long way since my early days as tech support, evolving into Linux server administrator, supervising, and managing a 24x7 Platform Operations team, and finally to take on the task of overseeing customer facing traffic migration from legacy tech into cloud environments, maintaining the SLA´s, continuously improving security and performance.

Listed skills include Telecommunications, Voip, Unix, Linux, and 19 others.

Current workplace

Carlos Castillo Santander's current company

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Lumu Technologies
Lumu Technologies
Customer Retention Manager
doral, florida, united states
Website
Employees
29
AeroLeads page
6 roles

Carlos Castillo Santander work experience

A career timeline built from the work history available for this profile.

Customer Retention Manager

Current

Ciudad De México, México

Apr 2024 - Present

Is Manager

Mexico City Area, Mexico

Lead a 24x7 team with different specializations operating 7+ revenue generating platforms.Provided customer follow up, RFOs reports and overall satisfaction for over 7 different production critical platforms.Participated in the reoccurring CX Improvement program as technical lead.Directly oversaw the compliance to information security policies.Provided immediate response to remediate and patch up attack surface across ALL enterprise components during security… Show more Lead a 24x7 team with different specializations operating 7+ revenue generating platforms.Provided customer follow up, RFOs reports and overall satisfaction for over 7 different production critical platforms.Participated in the reoccurring CX Improvement program as technical lead.Directly oversaw the compliance to information security policies.Provided immediate response to remediate and patch up attack surface across ALL enterprise components during security events.Accomplishments:• Migrated from an application support paradigm to full platform operations model, increasing the revenue and lowering costs. (Everyone’s favorite do more with less).• Successfully implemented a continuous security patching automation schema on the attack surface.• Provided first response during security events as well as audits and pen testing, including remediating discovered vulnerabilities.• Reduced technical documentation debt well over 90%.• Successfully oversaw the migration from Legacy VMWare Infrastructure to GCP, adopting the CI/CD operation model. Show less

Jan 2017 - Mar 2023

Sr. Noc Analyst

Mexico City Area, Mexico

Created and trained the NOC Team in Mexico as a 24x7 operation.Designed and implemented Geographical redundancy fail over to avoid extended downtime during critical outages.Coordinated the response team for both critical and non-critical scenarios. Accomplishments:• Reduced SLA response time from 30 min to under 10 min• Reduced MTTR to under 5 min on remote site outages.• Kept complete 24/7 coverture for the monitoring team for over 7 years with no… Show more Created and trained the NOC Team in Mexico as a 24x7 operation.Designed and implemented Geographical redundancy fail over to avoid extended downtime during critical outages.Coordinated the response team for both critical and non-critical scenarios. Accomplishments:• Reduced SLA response time from 30 min to under 10 min• Reduced MTTR to under 5 min on remote site outages.• Kept complete 24/7 coverture for the monitoring team for over 7 years with no interruptions.• Reduced the average training time from 3 months to under 1 month for newly recruited staff.• Increased average platform uptime from 99.9% to 99.99% Show less

Mar 2013 - Jan 2017

Telecom Systems Administrator

Mexico City Area, Mexico

Worked with Quality agents to resolve low and medium impact issues across the voice infrastructure.Participated as technical lead in troubleshooting calls including multiple teams and carriers.Generate call quality monthly reports across all voice circuits to adhere to quality standards.Accomplishments:• Achieved automatization of several performance reports.• Provided continuous support for all LATAM region, interacting with all different providers and customers in the… Show more Worked with Quality agents to resolve low and medium impact issues across the voice infrastructure.Participated as technical lead in troubleshooting calls including multiple teams and carriers.Generate call quality monthly reports across all voice circuits to adhere to quality standards.Accomplishments:• Achieved automatization of several performance reports.• Provided continuous support for all LATAM region, interacting with all different providers and customers in the region. • Incident management through coordinating several teams distributed across the organization, providing RFO for customers. Show less

Nov 2007 - Mar 2013

It Staff

Organika Studio

Started as tech support for specialized hardware/software. Grew to Infrastructure design and Solution implementation. one of the funniest most entertaining jobs I've ever had, learned a lot about the advertising bussiness.

May 2007 - Nov 2007

Network And Servers Intern

Cenapred

Cornerstone of my career, picked up all the skills a real syadmin would need, all under Linux/UNIX platform. From firewall design, security policies implementation, mission critical environment to crisis containment.

Nov 2006 - Nov 2007
Team & coworkers

Colleagues at Lumu Technologies

Other employees you can reach at lumu.io. View company contacts for 29 employees →

3 education records

Carlos Castillo Santander education

Education record

Colegio Madrid

Education record

Colegio Madrid
FAQ

Frequently asked questions about Carlos Castillo Santander

Quick answers generated from the profile data available on this page.

What company does Carlos Castillo Santander work for?

Carlos Castillo Santander works for Lumu Technologies.

What is Carlos Castillo Santander's role at Lumu Technologies?

Carlos Castillo Santander is listed as Customer Retention Manager at Lumu Technologies.

What is Carlos Castillo Santander's email address?

AeroLeads has found 1 work email signal at @lumu.io for Carlos Castillo Santander at Lumu Technologies.

Where is Carlos Castillo Santander based?

Carlos Castillo Santander is based in Mexico City, Mexico while working with Lumu Technologies.

What companies has Carlos Castillo Santander worked for?

Carlos Castillo Santander has worked for Lumu Technologies, Intrado, West Corporation, Intercall, and Organika Studio.

Who are Carlos Castillo Santander's colleagues at Lumu Technologies?

Carlos Castillo Santander's colleagues at Lumu Technologies include Crystle-Day Villanueva, Manuel Otálvaro, Elizabeth Pardo, Sebastian Forero, and Lorena Rios Siachoque.

How can I contact Carlos Castillo Santander?

You can use AeroLeads to view verified contact signals for Carlos Castillo Santander at Lumu Technologies, including work email, phone, and LinkedIn data when available.

What schools did Carlos Castillo Santander attend?

Carlos Castillo Santander holds Bs, Computer Engineering from Universidad Nacional Autónoma De México.

What skills is Carlos Castillo Santander known for?

Carlos Castillo Santander is listed with skills including Telecommunications, Voip, Unix, Linux, Servers, System Deployment, Troubleshooting, and Networking.

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