Tata Consultancy Services

Network Security Engineer

Tata Consultancy Services$110K — $125K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in Network Security Engineering with specific focus on Web Proxy and Firewall management.
  • Hands-on expertise with enterprise-grade Firewall platforms (Palo Alto, Check Point, Cisco).
  • Practical knowledge of Web Proxy solutions (Zscaler, Forcepoint, Blue Coat).
  • Deep understanding of network protocols and security concepts (TCP/IP, VPN, IDS/IPS).
  • Experience analyzing network traffic and logs for security incidents and troubleshooting.
  • Skills in scripting for automation (Python, PowerShell) are advantageous.
  • Excellent communication skills for articulating technical concepts to diverse teams.

Responsibilities

  • Serve as the primary SME for Web Proxy and Firewall rule configuration.
  • Design and implement complex firewall rules and proxy policies for security enforcement.
  • Perform routine updates and optimization of security rules to ensure best practices.
  • Provide advanced troubleshooting for network security incidents related to configurations.
  • Collaborate with engineering and operations teams during divestiture integration.
  • Support planning of network segmentation and migration strategies.
  • Maintain comprehensive documentation for security configurations and procedures.
  • Participate in audits and provide expert guidance on security devices.

Benefits

  • Opportunity to work on a significant divestiture initiative.
  • Engagement with cutting-edge network security technologies.
  • Collaboration with various technical teams.
  • Development of expertise in complex security environments.
  • Potential for professional growth and advancement in cybersecurity certifications.
Full Job Description
Must Have Technical/Functional Skills
• Technical expertise and hands-on experience with enterprise-grade Firewall platforms (e.g., Palo Alto Networks, Check Point,

Cisco ASA/FTD).
• Knowledge and practical experience with Web Proxy solutions (e.g., Zscaler, Forcepoint/Websense, Blue Coat/Symantec ProxySG).
• Understanding of network protocols (TCP/IP, DNS, HTTP/S, VPNs) and network security concepts (e.g., IDS/IPS, VPN, NAT,

load balancing).
• Proficiency in analyzing network traffic and logs to identify security incidents, troubleshoot connectivity issues, and optimize

performance.
• Experience with scripting (e.g., Python, PowerShell) for automation of security tasks is a plus.
• Excellent problem-solving, analytical, and diagnostic capabilities.
• Strong communication and interpersonal skills, with the ability to articulate complex technical concepts clearly to diverse audiences.
• Ability to work independently as an SME and as part of a larger technical team.

Roles & Responsibilities

Network Security Engineer - Web Proxy Separation SME

Overview:

We are seeking a Network Security Engineer to serve as a Subject Matter Expert (SME) in Web Proxy and Firewall rules maintenance,

specifically supporting a significant divestiture initiative. This individual contributor will be responsible for the configuration, optimization,

and troubleshooting of web proxy and firewall policies, ensuring robust network security and seamless transition of services during the divestiture.

The role requires deep technical expertise, meticulous attention to detail, and the ability to work collaboratively within a dynamic environment.

Key Responsibilities:
• Act as the primary SME for all Web Proxy (e.g., Zscaler, Forcepoint, Blue Coat) and Firewall (e.g., Palo Alto Networks, Check Point,

Cisco ASA) rule sets and configurations.
• Design, implement, and maintain complex firewall rules and web proxy policies to enforce security controls and meet divestiture

requirements.
• Perform routine maintenance, updates, and optimization of existing web proxy and firewall rules, ensuring adherence to security

best practices and compliance standards.
• Provide advanced troubleshooting and incident response support for network security issues related to web proxy and firewall

configurations.
• Collaborate with network engineering, application, and security operations teams to ensure proper integration and functionality

of security devices during the divestiture process.
• Assist in the planning and execution of network segmentation and access control list (ACL) migration strategies for separating entities.
• Develop and maintain comprehensive documentation for network security config urations, policies, and operational procedures.
• Participate in security audits and provide expert guidance on web proxy and firewall capabilities.

Education and Experience:
• Education: Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related engineering field.
• Experience:

o Minimum of 3-5 years of dedicated experience in Network Security Engineering.

o At least 2-3 years of hands-on experience specifically managing and maintaining Web Proxy and Firewall

o solutions in an enterprise environment.

o Proven experience acting as a Subject Matter Expert in network security domains.

o Relevant industry certifications such as CCNA Security, PCNSE (Palo Alto Networks Certified Network Security Engineer),

o CCSA/CCSE (Check Point Certified Security Administrator/Expert), Zscaler certifications (ZCCA, ZCSE) are desirable.

o Required: English fluency (oral and written).

Salary Range: $110,000 to $125,000 per year

About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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