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Zensar

Global IT services for digital transformation

AWS Cloud Security Senior Security Analyst

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-timePune, Maharashtra, IndiaNo salary listedIn-person

About the Job

Requirements

  • Experience in the L2 role is listed as 3–6 years; the L3 role is listed as 7–12+ years, with the ideal L3 profile specifying 7–12 years of security experience and 4+ years focused on AWS.
  • Knowledge of AWS Security Hub, AWS GuardDuty, AWS WAF, AWS Shield, AWS CloudTrail, AWS Config, AWS Inspector, and Amazon Macie.
  • Knowledge of incident response, threat hunting, vulnerability management, log analysis, and MITRE ATT&CK.
  • Scripting skills in Python, PowerShell, and AWS CLI.
  • L3 technical skills include AWS Shield Advanced, AWS IAM, AWS Organizations, AWS Detective, AWS KMS, Secrets Manager, AWS Landing Zone, EKS security, ECS security, container security, Kubernetes security, threat modeling, security architecture, detection engineering, forensics, Terraform, CloudFormation, AWS Lambda, and CI/CD security.
  • L3 profile includes hands-on expertise in cloud security automation, container security, and SIEM integration with Microsoft Sentinel, Splunk, or QRadar.

Responsibilities

  • Monitor AWS Security Hub, GuardDuty, CloudTrail, and CloudWatch alerts; investigate security incidents and suspicious activity; analyze Indicators of Compromise and Indicators of Attack; perform incident triage and escalation; and support containment and remediation.
  • Manage and review Security Hub findings; investigate GuardDuty detections; monitor CloudTrail logs for anomalous activity; validate security events and eliminate false positives; and support vulnerability remediation.
  • Administer AWS WAF policies and rule sets; manage IP reputation and geo-blocking rules; create custom WAF rules; and analyze application-layer attack patterns.
  • Monitor AWS Shield Standard and Shield Advanced; investigate DDoS alerts and traffic anomalies; coordinate mitigation with infrastructure teams; and support incident reporting and post-incident analysis.
  • Support CIS AWS Benchmark compliance, cloud security audits, security posture reviews, compliance findings, and regulatory requirements such as ISO 27001, SOC 2, and GDPR.
  • Design secure AWS cloud architectures and implement cloud-native security controls; develop AWS security standards and best practices; and lead cloud security transformation initiatives.
  • Lead investigations involving GuardDuty findings; perform cloud threat hunting and forensic investigations; analyze advanced attack techniques and cloud threats; and develop detection-engineering use cases.
  • Design centralized cloud security monitoring architecture; configure Security Hub standards and frameworks; automate compliance monitoring and remediation; and integrate findings with SIEM and SOAR platforms.
  • Architect enterprise WAF solutions, develop custom managed rules, protect APIs, web applications, and microservices, and optimize rule performance and attack detection.
  • Manage AWS Shield Advanced deployment; lead DDoS preparedness and mitigation planning; analyze Layer 3, Layer 4, and Layer 7 attacks; and coordinate with AWS support during large-scale attacks.
  • Develop security automation using AWS Lambda, Python, CloudFormation, Terraform, AWS EventBridge, and Step Functions.
  • Design IAM policies and governance controls; implement least-privilege access models; manage AWS Organizations and SCPs; and support SSO and federated identity integrations.
  • Secure CI/CD pipelines; support Kubernetes (EKS) security; perform container image vulnerability assessments; and integrate security into DevOps workflows.

Desired Qualifications

  • Preferred certifications include AWS Certified Security Specialty, AWS Solutions Architect Associate, CompTIA Security+, CEH, and SC-200.
  • Preferred certifications for the L3 role include AWS Certified Security Specialty, AWS Certified Solutions Architect Professional, CISSP, CCSP, GIAC Cloud Security Certifications, and optional Azure AZ-500.

About the Company

Zensar

Global IT services for digital transformation

Digital solutions and IT services company that partners with global organizations to drive digital transformation. Its offerings include intelligent automation, analytics, hyperconverged infrastructure, and digital application development and maintenance, delivered through long-term contracts, project-based engagements, and managed services. Indigo Slate handles virtual event creation. Zensar’s Living AI integrates artificial intelligence into business processes to boost outcomes. Unlike many competitors, it emphasizes reducing capital expenditure (Capex) and operating expenditure (Opex), simplifying vendor management, and improving efficiency through automation. The overall goal is to help clients adapt to the digital landscape, optimize technology infrastructure, and achieve higher operational efficiency.

Company size
10,001+
Company stage
IPO
Headquarters
Pune, India
Founded
1991

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