L3 AWS Support Engineer with Linux OS (Pune/Bangalore/Delhi)

Required Skills and Qualifications

• Architectural Oversight:
• Design, implement, and optimize cloud architectures for Windows and Linux VMs in AWS, ensuring performance, security, and scalability.
• Conduct Well-Architected Framework reviews to assess and enhance system reliability, cost-efficiency, and operational excellence.


• Complex Troubleshooting:
• Act as the final escalation point for critical incidents involving Windows and Linux VMs, resolving issues in hybrid environments, multi-region setups, and service interdependencies.
• Debug and optimize advanced AWS services, including Lambda functions and API Gateway configurations.


• System Management and Optimization:
• Oversee advanced maintenance of Windows (e.g., AD integration, performance tuning) and Linux (e.g., kernel optimization, service hardening) systems in AWS.
• Develop and execute enterprise-level OS patching strategies for Windows (e.g., WSUS, SCCM) and Linux (e.g., custom repositories, automation), ensuring compliance and minimal downtime.
• Analyze future resource needs, plan capacity, and resolve performance bottlenecks to maintain optimal system efficiency.


• Security and Governance:
• Implement advanced security measures, including GuardDuty, AWS WAF, and Security Hub, to protect Windows and Linux environments.
• Conduct regular security audits and compliance checks (e.g., SOC2, GDPR) and enforce standards for OS hardening and AWS IAM policies.
• Lead root cause analysis (RCA) for security incidents and implement preventative measures.


• Automation & DevOps:
• Automate infrastructure scaling, patching, and monitoring workflows using scripting (e.g., Bash, Python, PowerShell) and AWS CLI.
• Automate provisioning of AWS resources using Terraform or CloudFormation.


• Disaster Recovery & High Availability:
• Design and test failover strategies and disaster recovery mechanisms for critical Windows and Linux applications in AWS.
• Architect high-availability solutions (e.g., multi-AZ setups, failover clusters) to ensure business continuity.


• Team Leadership:
• Provide technical guidance to L1 and L2 engineers, fostering skill development and operational excellence.
• Create knowledge-sharing sessions and maintain best practices documentation for OS management, AWS, and Kubernetes operations.


• Cost Management:
• Implement resource tagging strategies and leverage cost management tools (e.g., AWS Cost Explorer) to reduce operational expenses while maintaining performance.
• Lead cost optimization efforts, such as right-sizing EC2 instances and utilizing reserved or spot instances.


• Stakeholder Collaboration:
• Partner with customers, architects, and leadership to address complex requirements and lead migration/modernization projects for Windows and Linux systems.
• Provide expert guidance on patching schedules, security compliance, and AWS infrastructure roadmaps.

Technical Skills:

• Expert-level mastery of Windows operating systems (e.g., Windows Server 2016/2019/2022) and/or Linux distributions (e.g., Ubuntu, CentOS, RHEL), including kernel-level diagnostics.
• Deep expertise in OS patching strategies, including enterprise tools (e.g., WSUS, SCCM for Windows; Ansible, Satellite for Linux) and automation frameworks.
• Comprehensive understanding of AWS core services (e.g., EC2, S3, VPC, IAM) and advanced features (e.g., Lambda, API Gateway, Systems Manager).
• Strong proficiency in AWS automation, scripting (e.g., Bash, Python, PowerShell), and AWS CLI for managing infrastructure and patching.
• Extensive experience with AWS CloudFormation and Terraform for infrastructure-as-code.
• Advanced knowledge of AWS security best practices, identity and access management (e.g., IAM roles, MFA), and networking (e.g., VPC peering, subnets).
• Capacity Planning: Ability to analyze future resource needs and plan capacity for Windows, Linux, and Kubernetes workloads.
• Performance Optimization: Expertise in identifying and resolving performance bottlenecks in OS and AWS environments.
• Migration and Modernization: Proven ability to lead complex migration and modernization projects for cloud-based systems.

Experience:

• 7+ years of experience in IT support, systems engineering, or cloud architecture, with a focus on Windows and Linux OS management, patching, and AWS.
• Proven track record of managing enterprise-scale AWS environments and Kubernetes clusters.

Education:

• Bachelor’s degree in Computer Science, Information Technology, or a related field (Master’s preferred, or equivalent experience).
• Certifications (Preferred):
• AWS Certified Solutions Architect – Professional
• Microsoft Certified: Azure Administrator Associate (or equivalent Windows Server certification)
• Red Hat Certified Engineer (RHCE) or Linux Professional Institute Certification (LPIC-2/3)