Network Security Specialist

4 days ago

tamil nadu, India Tata Consultancy Services Full time

Network Security F5 WAF (L2 & above)We are seeking an experienced Network Security Engineer to design, implement, and maintain the security of our enterprise network infrastructure. The ideal candidate will have a strong background in firewall management, intrusion detection/prevention systems, VPNs, and network security architecture. You will play a critical role in safeguarding the organization’s digital assets from internal and external threats. KEY RESPONSIBILITIES:🟡Design, implement, and manage secure network solutions to protect against unauthorized access, modifications, and destruction. 🟡Configure and maintain firewalls (e.g., Palo Alto, Fortinet, Cisco ASA), routers, and switches with a focus on security. 🟡Monitor network traffic for suspicious behavior and take appropriate action in response to security incidents. 🟡Manage and maintain IDS/IPS, SIEM systems, and endpoint protection solutions. 🟡Conduct regular security assessments, vulnerability scans, and penetration tests. 🟡Collaborate with IT and cybersecurity teams to enforce security policies and best practices. 🟡Implement and manage VPNs, proxy servers, and secure remote access tools. 🟡Keep up with the latest security threats and trends; recommend mitigation strategies. 🟡Maintain and update documentation of network security architecture, configurations, and policies. PRIMARY SKILLS:🔷5–10 years of experience in network security or a similar role. 🔷Hands-on experience with firewalls, IDS/IPS, VPN, NAC, and SIEM tools. 🔷Strong understanding of TCP/IP, routing protocols (BGP, OSPF), VLANs, and subnetting. 🔷Expertise in security protocols and encryption technologies (SSL/TLS, IPsec). 🔷Familiarity with cloud security (AWS, Azure, or GCP) is a plus. 🔷Relevant certifications such as CISSP, CISM, CCNP Security, CEH, or Palo Alto PCNSE preferred.PREFERRED QUALIFICATIONS:✔️Experience with Zero Trust Architecture. ✔️Knowledge of scripting languages (Python, PowerShell) for automation of security tasks.

  • Network Security Specialist

    3 days ago

    tamil nadu, India Tata Consultancy Services Full time

    Network Security F5 WAF (L2 & above) We are seeking an experienced Network Security Engineer to design, implement, and maintain the security of our enterprise network infrastructure. The ideal candidate will have a strong background in firewall management, intrusion detection/prevention systems, VPNs, and network security architecture. You will play a...

  • Network Specialist

    3 days ago

    Pochampalli, Tamil Nadu, India Ola Electric Full time ₹ 9,00,000 - ₹ 12,00,000 per year

    Company DescriptionOla Electric, a leader in sustainable mobility, is committed to accelerating the world's transition to electric vehicles. We aim to provide mobility for the world while ensuring sustainability for the future. Join us in revolutionizing transportation and contributing to a greener planet.Role DescriptionThis is a full-time on-site role for...

  • Assistant Network Manager

    2 weeks ago

    tamil nadu, India SQ1 Security Full time

    Job Overview: We’re looking for a skilled Assistant Manager – Network Operations to lead a dynamic team of 10+ networking professionals across multiple locations. Based in Chennai, you’ll spearhead network operations across all branches, ensuring a robust and secure IT infrastructure while driving efficient processes and managing daily operations for...

  • Network Security Specialist

    4 days ago

    Chennai, Tamil Nadu, India, Tamil Nadu Tata Consultancy Services Full time

    Network Security F5 WAF (L2 & above)We are seeking an experienced Network Security Engineer to design, implement, and maintain the security of our enterprise network infrastructure. The ideal candidate will have a strong background in firewall management, intrusion detection/prevention systems, VPNs, and network security architecture. You will play a...

  • Assistant Network Manager

    2 weeks ago

    tamil nadu, India SQ1 Security Full time

    Job Overview: We’re looking for a skilled Assistant Manager – Network Operations to lead a dynamic team of 10+ networking professionals across multiple locations. Based in Chennai, you’ll spearhead network operations across all branches, ensuring a robust and secure IT infrastructure while driving efficient processes and managing daily operations for...

  • Network Security

    2 weeks ago

    Chennai, Tamil Nadu, India Virtusa Full time

    TYPICAL RESPONSIBILITIES Conduct regular security assessments including penetration testing and vulnerability assessments, to identify and remediate potential security risks. Design and implement secure network architectures, including firewalls, intrusion detection/prevention systems, and encryption technologies. Adhere to enterprise governance & review...

  • Network Security Engineer

    18 hours ago

    tamil nadu, India ValueLabs Full time

    We are hiring at ValueLabs! Role: Network security engineer Location: Chennai (Onsite)Experience: 7–12 YearsNotice Period: Immediate to 30 Daysinterested candidates please share resume to Konda.naveena@valuelabs.complease find attached JD:Excellent knowledge of Network Security PrinciplesExperience designing, implementing and operating large scale...

  • Assistant Network Manager

    2 weeks ago

    Chennai, Tamil Nadu, India, Tamil Nadu SQ1 Security Full time

    Job Overview: We’re looking for a skilled Assistant Manager – Network Operations to lead a dynamic team of 10+ networking professionals across multiple locations. Based in Chennai, you’ll spearhead network operations across all branches, ensuring a robust and secure IT infrastructure while driving efficient processes and managing daily operations for...

  • Cyber Security Specialist

    1 day ago

    Guindy, Tamil Nadu, India Celestica Full time ₹ 12,00,000 - ₹ 36,00,000 per year

    Job SummaryWe are seeking a highly experienced and proactive Cybersecurity Senior Specialist to join our dedicated threat hunting team. In this senior role, you will be at the forefront of our defence strategy, proactively identifying, isolating, and neutralizing advanced cyber threats before they can impact our organization. You will leverage your deep...

  • Network Security Operations

    2 weeks ago

    Chennai, Tamil Nadu, India Arthur Grand Technologies Inc Full time

    Arthur Grand Technologies is currently seeking a highly motivated and skilled **Network Security Operations Level 3**for one of our clients. **Position: Network Security Operations Level 3** **Location: Chennai** **Duration: Fulltime** Worked on PaloAlto Firewall enterprise network infrastructure with HA. Ability to investigate potential threats identified...