Senior Network Security Engineer

JOB DESCRIPTION

The role of Senior Network Security Engineer is to design, implement, maintain and improve security compliance protecting our organization's network infrastructure from Cyber Threats, vulnerabilities, and unauthorized access. This role is primarily responsible for rolling our network security monitoring and visibility tools like Arista, Gigamon, Viavi, Plixer and NDR. This focuses on ensuring that security technologies are optimized for detecting, preventing, and responding to security threats in real-time. This also involves collaboration with Network engineers, IT, and security operations to deploy and support enterprise-level Cyber security platforms and solutions.

RESPONSIBILITIES

• Define and enforce network security policies, standards, and best practices.
• Setup network port, IP, rack and stack the hardware for the network visibility tools like Arista, Gigamon & Viavi.
• Design, deploy, and manage security solutions such as firewalls, VPNs, intrusion detection / prevention systems (IDS / IPS), and endpoint protections.
• Conduct regular security assessments, vulnerability scans, and penetration tests to identify and mitigate risks.
• Monitor network activity, analyse traffic logs, and investigate security incidents or breaches.
• Perform root cause analysis on incidents and coordinate incident response and remediation efforts to improve security posture and prevent security breaches.
• Maintain and update security documentation, including policies, incident reports, and network diagrams.
• Build observability dashboard on the health of the network monitoring tools and the traffic visibility on various network infrastructure and tools.
• Collaborate with stakeholders, network and cross-functional teams to align security with organizational goals and compliance requirements.
• Lead or participate in security projects, disaster recovery planning, and business continuity initiatives.
• Stay updated on emerging threats, vulnerabilities, and security technologies, and recommend improvements.
• Optimize network security tools and platforms for performance and effectiveness, ensuring they meet compliance and organizational requirements.
• Maintain comprehensive documentation for network configurations, troubleshooting guides, and operational procedures.

QUALIFICATIONS

Experience with IDS / IPS, and security frameworks (e.g., NIST, ISO 27001).

Bachelor's or Master's degree in Computer Science, Information Security, or related field, or equivalent practical experience.

Relevant certifications such as CISSP, CEH, CCNA / CCNP Security, NSE (Fortinet), or equivalent.

Skills Required

Prometheus, Ssl, Cisco, Iso 27001, Ip, Devops, Grafana, Load Balancing, Udp, Ipsec, Switching, nist, Routing, Gcp, Radius, Splunk, Ips, Jira, Vpns, Dynatrace, Tcp, Powershell, Ldap, Fortinet, Aws, Check Point, Ids, Siem, Bash, Python, Azure, Servicenow