Security Engineer 3
Comcast
5 - 7 years
Chennai
Posted: 27/02/2025
Job Description
Job Summary
"Responsible for contributing towards the build and maintenance of the organization's cyber security systems and infrastructure. Exercises solid knowledge of engineering skills and methodology with a working knowledge of applicable cyber security compliance standards. Conducts security assessments and audits to identify cybersecurity risks within the company's networks, applications and operating systems. Helps secure and protect the Network Infrastructure: Routers, Switches, Optical Devices, L2 Datacenter and cabling, Strand Mounted devices, Secure Routing protocols, DOCSIS plant (CMTS/vCMTS/PON), SDN, best practice device configuration, network automation, monitoring and troubleshooting. Tests company's internal systems to validate security and detect any computer and information security weaknesses. Performs a technical analysis of vulnerabilities and determines the impacts to the organization Reports, tracks and records findings in a comprehensive vulnerability assessment report. Identifies and recommends appropriate action to mitigate vulnerabilities and reduce potential impacts on cybersecurity resources. Applies long-term objectives and plans related to the company's technical vision to daily activity. Applies innovative solutions for cyber engineering developmental problems that are competitive with industry and company standards. Has in-depth experience, knowledge and skills in own discipline. Usually determines own work priorities. Acts as a resource for colleagues with less experience.Employees at all levels are expect 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 and diversity
- Do what's right for each other, our customers, investors and our communities"
Job Description
Roles and Responsibilities:
- Server Management: Build, configure, and maintain Linux and Windows servers.
- System Monitoring: Monitor system performance and ensure the reliability and availability of infrastructure.
- Patching and Updates: Apply patches, updates, and upgrades to operating systems and software.
- Configuration Management: Manage system configurations and ensure compliance with organizational policies.
- User Management: Create, manage, and maintain user accounts, roles, and permissions.
- Security Management: Implement and maintain security measures, including firewalls, intrusion detection systems, and access controls.
- Backup and Recovery: Develop and maintain backup and recovery procedures to ensure data integrity and availability.
- Scripting and Automation: Write and maintain scripts (BASH, Python) to automate routine tasks and improve efficiency.
- Network Management: Configure and manage network services, including DNS, DHCP, and VPN.
- Troubleshooting: Diagnose and resolve hardware, software, and network issues.
- Documentation: Maintain detailed documentation of system configurations, procedures, and changes.
- Performance Tuning: Optimize system performance and resource utilization.
- Compliance: Ensure systems comply with industry standards and regulatory requirements.
- Collaboration: Work closely with other IT and cybersecurity teams to support and implement new technologies and solutions.
- Incident Response: Participate in incident response and problem resolution activities.
Qualifications:
- 5+ years of experience in building, running, and maintaining Linux and Windows servers in an enterprise environment.
- Proficiency in scripting (BASH, Python, etc)
- Strong understanding of Linux infrastructure, daemons, services, PIDs, folder structures, and permissions.
- Excellent troubleshooting and problem-solving skills.
- Strong verbal and written communication skills.
- Relevant certifications (e.g., RHCE, CompTIA Linux+, Microsoft Certified: Windows Server) are a plus.
Some other qualifications that are good to have:
- Experience with log collection, log parsing/normalization and/or ETL pipelines are a plus
- Previous experience within Cybersecurity teams a plus
- Previous experience with Logstash, Splunk, Elastic, Databricks, Tableau a plus.
Skills
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 DegreeWhile 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)
Relative Work Experience
5-7 YearsComcast 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.About Company
Comcast is a telecommunications company offering cable TV, broadband, and phone services. It also owns NBCUniversal and produces content for television, movies, and streaming. Comcast is investing in next-gen technologies like 5G and broadband expansion to improve service accessibility.
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