Sr Cybersecurity Engineer (Network security)

Job Description

This is an individual contributor role responsible for solving problems and taking a broad perspective to identify innovative solutions. This is at intermediate professional level and works independently with minimal guidance, and requires a high-level proficiency in networking and security disciplines.
• This position is responsible for day-to-day administration of network firewalls and proxy systems, designed to protect networks and systems from malicious/unauthorized network access or misuse.
• Developing and maintaining automation software and scripts for managing production networks
• Primary responsibilities include, updating firewall rules/policies to meet customer requirements, validating that user requests do not allow unauthorized network access, firewall log analysis, troubleshooting network connectivity problem via use of packet captures using packet capture technologies.
• Having broad knowledge of information security, understanding application, data, threats and mitigation, and security trends. 
• Troubleshooting firewall fault conditions and coordinating firewall rebuild efforts
• Coordinates with the Security Operations Center to proactively defend against the known exploits and vulnerabilities.
• Configures internet proxy servers to restrict corporate internet access to support the company's acceptable use policy.
• Diagnoses and resolves network connectivity problems in short time frames
• Applies security software patches, and assists in capacity expansions.
• Updates incident and change management records
• Provides technical support for activities that improve the security posture of Visa's networks.
• Provides 24x7 on-call support whenever preformation the duty of on-call, which has roaster that is rotated.
• Need to work on shift hours, first shift 7:00 AM to 4:00 PM, second shift 1:00 PM to 10:00 PM (no night shift)

This is a hybrid position. Hybrid employees can alternate time between both remote and office. Employees in hybrid roles are expected to work from the office two days a week, Tuesdays and Wednesdays with a general guidepost of being in the office 50% of the time based on business needs.


• Bachelor's degree in engineering, computer science or a related field is required. Post graduate degree a plus
• A minimum of 8+ years of professional experience
• Experience in network automation
      • Experience deploying, configuring, and maintaining Linux OS
      • Experience with Infrastructure as Code tools (Ansible, Chef, Terraform, etc.)
      • Experience with high-level programming languages (Bash, Python, Ruby, etc.)
      • Experience interacting with REST APIs and related tools like Postman
• Strong experience in standard Enterprise Network Firewalls such as Check Point, Fortinet, and Palo Alto Networks.
• Strong experience on WAF solution on cloud and on prem, such as Imperva, Akamai Cloud, F5, Fortinet etc
• Strong experience on Anti-DDoS Solutions – Radware, Nexusguards, Arbor Networks, Akamai
• Ability to manage Provider-1 and/or Panorama management and logging systems
• Self-motivated, attitude of ownership, and a strong desire to learn
• Lead and mentor junior team members, on various aspects of network security.
• Experience administering enterprise IP networks in mission-critical, 24x7 production environments
• Demonstrated ability to systematically troubleshoot problems in complex systems and network environments
• Experience supporting Bluecoat Proxy, Cisco ASA and Arbor technologies and policy management
• Experience in Linux and Windows operating systems (high comfort level using CLI interface)
• Check Point Administrator (CCSA), Check Point Engineer (CCSE), Cisco Certified Network Associate (CCNA), Certified Ethical Hacker, CompTIA Security+ certifications preferred
• Experience in F5 GTM , Radware , Nexusguards , Arbor networks is a plus
• Familiar with ITIL concepts such as Incident, Change, and Problem Management

Additional Information
Visa has adopted a COVID-19 vaccination policy. As a condition of employment, all employees based in the country where this job is located are required to be fully vaccinated for COVID-19, unless a reasonable accommodation is approved or as otherwise required by law.
Bangalore, KA, IN