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Engineer 3, Network Engineering – Security - 4501

Location Englewood, Colorado Req ID R417160 Job Type Full Time
Category Computer Engineering Date posted 08/11/2025
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Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.)

Job Summary

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Job Description

DUTIES:  Perform incident handling for cloud-based cyber security alerts and provide playbook documentation for alerts; use Splunk and Bluevector for End Point Protection; use Xsoar for case tracking and automation for security incidents; use ProofPoint for email protection; use CrowdStrike Endpoint Detection and Response solution; develop software using Jira; use Stealth Watch for Network Detection and Response; scan for vulnerabilities using Tenable; use Service Now ticketing system; provide cloud security using Microsoft MCAS; use Eracent for enterprise inventory management; use ThreatQ to gather security intelligence; use InTune for mobile device security management; work with Databricks log database; utilize Fortinet UTM and PaloAlto as Firewalls, Intrusion Prevention Systems, and Anti-Virus; use Microsoft IAM tools, including Defender for Identity; use end point security tools including Uptycs and Opens; work with the Network and Systems Engineers to create, maintain, and enforce security policies effecting the network; secure all information and information systems assets of the Company network infrastructure; design, install, and manage operations of VPN, SoHo, WAF, IDS, DDoS, Partner Access Solutions, Network Security Stack powering Zero-Trust, Firewalls, and micro segmentation protection CCS operations infrastructure; ensure implementation of security safeguards to the Company’s IP network;  collaborate with the Network Operations team to ensure disaster recovery plans are viable and current; work with the Network Operating Center to maintain up-to-date troubleshooting guides that pertain to security; recommend policy for responding to security incidents; research new and/or updated technologies as they become available; perform regular penetration tests and vulnerability assessments; take the lead on security audits; provide detailed case notes which cover the Incident Response Lifecycle from Detection to Post Incident; provide report summaries to Tech Leads, Legal, and Management on third party incidents and including major incidents; act as SME in Incident Handling including the toolsets that are used by being an escalation point for more junior staff.  Position is eligible to work remotely one or more days per week, per company policy.

REQUIREMENTS: Bachelor’s degree, or foreign equivalent, in Computer Science, Engineering, or related technical field, and two (2) years of experience performing incident handling for cloud-based cyber security alerts and providing playbook documentation for alerts; using Splunk for End Point Protection; using Xsoar for case tracking and automation for security incidents; of which one (1) year of experience includes using Bluevector; using ProofPoint for email protection; using CrowdStrike Endpoint Detection and Response solution; developing software using Jira; using Stealth Watch for Network Detection and Response; scanning for vulnerabilities using Tenable; using Service Now ticketing system; providing cloud security using Microsoft MCAS; using Eracent for enterprise inventory management; using ThreatQ to gather security intelligence; using InTune for mobile device security management; working with Databricks log database; utilizing Fortinet UTM and PaloAlto as Firewalls, Intrustion Prevention Systems, and Anti-Virus; using Microsoft IAM tools, including Defender for Identity; and using end point security tools including Uptycs and Opens.

BENEFITS: https://jobs.comcast.com/life-at-comcast/benefits

SALARY: $82,950.00 - $140,000.00 per year


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.
Respect and promote inclusion & diversity.
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.

Comcast is proud to be 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.


Skills:

ServiceNow Platform; Databricks Platform; IAM Tools


Salary:

Base Pay: $82,950.00

The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.


The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.

Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. Additionally, Comcast provides best-in-class Benefits to eligible employees. 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 compensation and benefits summary on our careers site for more details.


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Our Benefits

We’re proud to offer comprehensive benefits to help you live your best life:

  • Medical, prescription, vision, and dental insurance for eligible employees.
  • 401(k) savings plan with dollar-for-dollar matching up to the first 6% of your pay.
  • Paid time off including eight observed company holidays and flex time.
  • Exclusive perks + discounts, including tuition assistance, commuter benefits and more!

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