Tier 3 Network Security Analyst (Shifting | Hybrid)

Comcast Business offers a suite of Connectivity, Communications, Networking, Cybersecurity, Wireless, and Managed Solutions to help global organizations of all sizes prepare for what’s next. Powered by the nation’s largest Gig-speed broadband network and backed by 24/7 customer support, Comcast Business is the nation’s largest technology provider to small businesses and one of the leading service providers to the Enterprise market. Comcast Business has been consistently recognized by industry analysts and associations as a leader and innovator, and one of the fastest growing providers of Ethernet services.

Job Summary

Responsible for leading response efforts during major security incidents, including serving as incident commander, coordinating cross-functional teams, and driving containment and resolution activities. Conducts advanced investigations, performs expert-level searches across security telemetry, and handles sophisticated Managed Security Requests (MSRs). Develops detailed incident reports with technical findings, root cause analysis, business impact, and recommendations for future prevention. Supports quality assurance initiatives, delivers team training, and assists with high-priority operational and strategic tasks assigned by management. Works with considerable independence and judgment in their area of expertise, ensuring the security and integrity of information systems and assets.

Job Description

Core Responsibilities

• Leads the response efforts during major security incidents, serving as incident commander to coordinate activities across teams, manage communications, and ensure incidents are contained and resolved efficiently.

• Develops and delivers detailed incident reports that document root cause, scope, impact, actions taken, recommendations, and outcomes, providing actionable insights for both technical teams and leadership.

• Performs quality control audits of alert signals and analyst decisions to ensure accuracy, consistency, and reliability in detection and response operations.

• Handles complex search requests requiring expert analysis across security logs, telemetry, and investigative data sources to support advanced incident response and threat investigations.

• Performs sophisticated Managed Security Requests (MSRs) that require expert knowledge, nuanced analysis, and correlation of multiple data points to support customer and operational needs.

• Demonstrates advanced experience with security operations technologies, including Endpoint Detection and Response (EDR), Security Information and Event Management (SIEM), and firewall platforms, and uses these tools to investigate threats, validate detections, and implement response actions.

• Assists with tasks assigned by management, including strategic initiatives, operational improvements, and other high-priority projects that support business and security objectives.

• Provides technical leadership and guidance during complex investigations, helping ensure effective response execution and adherence to operational standards.

• Recommends improvements to incident response processes, alert handling procedures, and operational workflows to strengthen the effectiveness of security operations.

• Exercises independent judgment and discretion in matters of significance involving incident response, investigations, risk mitigation, and operational decision-making.

• Maintains regular, consistent, and punctual attendance. Must be able to work nights and weekends, variable schedule(s), and overtime as necessary.

• Other duties and responsibilities as assigned.

Schedule / Work Set-up / Location:

• Shifting (must be amenable with any schedule depending on business needs)

• Hybrid Work Set-up (2x onsite, 3x WFH per week)

• Office address is at GLAS Tower, Ortigas Pasig City

• Must be flexible with the schedule and amenable to render overtime and work on holidays if needed

Employees at all levels are expected to:

• Understand our Operating Principles; make them the guidelines for how you do your job.

• Own the customer experience - think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services.

• Know your stuff - be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences.

• Win as a team - make big things happen by working together and being open to new ideas.

• Be an active part of the Net Promoter System - a way of working that brings more employee and customer feedback into the company - by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.

• Drive results and growth.

• Support a culture of inclusion in how you work and lead.

• Do what's right for each other, our customers, investors and our communities.

Disclaimer:
This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.
 

We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That's why we provide an array of options, expert guidance and always-on tools that are personalized to meet the needs of your reality—to help support you physically, financially and emotionally through the big milestones and in your everyday life.

Please visit the benefits summary on our careers site for more details.

Education

Bachelor's Degree

While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.

Certifications (if applicable)

Relevant Work Experience

7-10 Years

Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.