Firewalls and Load Balancer-checkpoint

2 weeks ago

Pune Maharashtra, India Zensar Technologies Full time

**Job title/role: Network Security Engineer**

Experience - 9 to 12 years

Location - Hyderabad, Bangalore, Pune.

About Zensar:
Zensar is a digital solutions company helping organizations around the world achieve new thresholds of business performance. We work with clients in banking and financial services, hi-tech and manufacturing, insurance, consumer services, and more. We prepare our clients for sustainable success through experience design, cloud technology, advanced analytics, and business acceleration.

**Overview**

**Responsibilities**

**1. AWS GuardDuty Management**

Implement and manage AWS GuardDuty across all AWS accounts and regions

Configure and optimize GuardDuty findings and alerts

Analyze GuardDuty findings and coordinate response actions

Integrate GuardDuty with other security tools and SIEM systems

**2. Network Security Configuration**

Design, implement, and manage Network Security Groups (NSGs) and Access Control Lists (ACLs)

Develop and maintain network segmentation strategies

Regularly review and optimize network security configurations

Troubleshoot network connectivity and security issues

**3. AWS Firewall Management**

Configure and maintain AWS Network Firewall rules

Implement and manage AWS Web Application Firewall (WAF) rules

Ensure consistent firewall policies across the AWS organization

**4. DDoS Protection**

Implement and manage AWS Shield for DDoS protection

Configure and optimize AWS Shield Advanced features

Develop and maintain DDoS response playbooks

Conduct DDoS simulations and mitigation exercises

**5. Web Application Firewall (WAF) Configuration**

Manage WAF conditions, rules, and web ACLs

Monitor and analyze WAF logs for security insights

**6. Security Monitoring and Incident Response**

Monitor security events and alerts across all AWS security services

Develop and maintain incident response procedures for various security scenarios

Coordinate with other IT and security teams during incident investigations

Conduct post-incident analysis and implement security improvements

**7. Compliance and Reporting**

Ensure AWS security configurations meet industry standards and regulatory requirements

Generate and analyze security reports from various AWS services

Prepare documentation for security audits and assessments

Develop and maintain security baselines and best practices

**Requirements**:
Bachelor's degree in Computer Science, Cybersecurity, or a related field

5+ years of experience in IT security, with at least 3 years focused on AWS security

In-depth knowledge of AWS GuardDuty, Network Security Groups, ACLs, Firewall Manager, Shield, and WAF

Strong understanding of network protocols, cloud architecture, and security concepts

Experience with infrastructure-as-code tools (e.g., CloudFormation, Terraform)

Familiarity with compliance standards (e.g., PCI DSS, HIPAA, SOC 2)

Proficiency in scripting languages (e.g., Python, Bash, PowerShell)

Excellent problem-solving and communication skills

AWS Certified Security - Specialty certification required

Additional certifications (e.g., CISSP, CCSP) are a plus

Relationships:
Maintaining a good relationship with our global IT teams is key to your success. In your role you will need to be able to communicate with people at all levels in the organization and work with several of our suppliers and partners.

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