Mario Luiz T. Arruda
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Mario Luiz T. Arruda Email & Phone Number

Senior Quality Assurance Engineer at Comcast Cable
Location: Herndon, Virginia, United States 5 work roles 2 schools
1 work email found @comcast.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email m****@comcast.com
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Current company
Role
Senior Quality Assurance Engineer
Location
Herndon, Virginia, United States
Company size

Who is Mario Luiz T. Arruda? Overview

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Quick answer

Mario Luiz T. Arruda is listed as Senior Quality Assurance Engineer at Comcast Cable, a with 75807 employees, based in Herndon, Virginia, United States. AeroLeads shows a work email signal at comcast.com and a matched LinkedIn profile for Mario Luiz T. Arruda.

Mario Luiz T. Arruda previously worked as Senior Consultant - Quality Assurance (Comcast) at Streamsage and Software Consultant at Comsys. Mario Luiz T. Arruda holds Electrical Technician from Etec.

Company email context

Email format at Comcast Cable

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marruda@comcast.com
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AeroLeads found 1 current-domain work email signal for Mario Luiz T. Arruda. Compare company email patterns before reaching out.

Profile bio

About Mario Luiz T. Arruda

• US Citizen with 20+ years of experience in IT.• Object Oriented Design & Programming.• Desktop, Client/Server and multi-tier/Web platforms.• Database design and programming.• Apple Integration / Software Speciality.• Pre-Sales Consultative Skills.• English, Portuguese and Spanish languages.Specialties: • Operating Systems: Windows, MAC OS, UNIX• Databases: MS SQL Server, MySQL,Oracle• Windows networks administration.• Iris and Fingerprint Biometrics.• Solr, Agile Methodology , JIRA, Confluence• Languages: JAVA, ASP.NET, C#, C++, SQL,TCL Script, Javascript

Listed skills include Agile Methodologies, Java, Sql, Microsoft Sql Server, and 17 others.

Current workplace

Mario Luiz T. Arruda's current company

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Comcast Cable
Comcast Cable
Senior Quality Assurance Engineer
philadelphia, pennsylvania, united states
Website
Employees
75807
AeroLeads page
5 roles

Mario Luiz T. Arruda work experience

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

Senior Quality Assurance Engineer

Current

Washington D.C. Metro Area

• Tight interaction with product managers / stakeholders to implement RQA metrics as relevance/precision/recall process for key products at Comcast.• Design and development of daily metrics for relevance and statistical analysis for key Comcast production environment.• Design and implementation of relevance metrics, working with developers team and research group to improve key products at Comcast, such as xfinitytv.comcast.net, X1/2• Responsible to produce detailed reports for RQA (relevance metrics) that are present to Comcast high management personal.• Responsible for relevance metrics reports for each release of key products for Comcast business.• Active member of “Relevance Team” to constantly improve key Comcast products.• Responsible for relevance metrics between Comcast key products and direct competitors.

Dec 2012 - Present

Senior Consultant - Quality Assurance (Comcast)

Washington D.C. Metro Area

Implement improvements to QA processes such as requirements analysis, defect tracking, source control, and automated testing.

Software Consultant

Sr. Software Consultant at BlueCross - BlueShield @ FEPOC (Federal Employees Operations Center (R)

Oct 2009 - Apr 2010

Sr. Software Engineer

• Spearheaded design, development, and deployment of major projects, including fingerprint authentication software and Iris biometrics; developed and implemented single authentication enrollment software for iris and fingerprint.• Planned and coordinated legacy transformation implementation between COBOL application and C#.• Provided technical guidance to junior team members; frequently sought out for software development expertise.• Technical support to customers.

May 2004 - Mar 2009

Sr. Software Engineer

• Provided technical support for customers in Brazil; performed complex quality assurance on radio coverage projects, including voice quality evaluation.• Instrumental in development of voice quality software for Windows PDA platform.• Successfully resolved ongoing technical issues related to software design and performance.• Implemented and maintained prediction software tool.• Served as core member of team responsible for software development and testing, specifically with new algorithms for suite of optimization tools.

May 1998 - May 2004
Team & coworkers

Colleagues at Comcast Cable

Other employees you can reach at comcast.com. View company contacts for 75807 employees →

2 education records

Mario Luiz T. Arruda education

Electrical Technician

Etec
FAQ

Frequently asked questions about Mario Luiz T. Arruda

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

What company does Mario Luiz T. Arruda work for?

Mario Luiz T. Arruda works for Comcast Cable.

What is Mario Luiz T. Arruda's role at Comcast Cable?

Mario Luiz T. Arruda is listed as Senior Quality Assurance Engineer at Comcast Cable.

What is Mario Luiz T. Arruda's email address?

AeroLeads has found 1 work email signal at @comcast.com for Mario Luiz T. Arruda at Comcast Cable.

Where is Mario Luiz T. Arruda based?

Mario Luiz T. Arruda is based in Herndon, Virginia, United States while working with Comcast Cable.

What companies has Mario Luiz T. Arruda worked for?

Mario Luiz T. Arruda has worked for Comcast Cable, Streamsage, Comsys, Politec Usa, Corp., and Celplan Technologies.

Who are Mario Luiz T. Arruda's colleagues at Comcast Cable?

Mario Luiz T. Arruda's colleagues at Comcast Cable include Wesley W., Marie Mornot, Francis Jacob Nillas, Joel Macias, and Kiana Roberts.

How can I contact Mario Luiz T. Arruda?

You can use AeroLeads to view verified contact signals for Mario Luiz T. Arruda at Comcast Cable, including work email, phone, and LinkedIn data when available.

What schools did Mario Luiz T. Arruda attend?

Mario Luiz T. Arruda holds Electrical Technician from Etec.

What skills is Mario Luiz T. Arruda known for?

Mario Luiz T. Arruda is listed with skills including Agile Methodologies, Java, Sql, Microsoft Sql Server, Mysql, Testing, Test Automation, and Requirements Analysis.

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