L3 Support Engineer (Windows/Linux on AWS)

6 Days ago • 8 Years + • DevOps

Job Summary

Job Description

This role requires an L3 Support Engineer with expert-level knowledge of Windows and Linux operating systems on AWS. Responsibilities include architecting scalable solutions, troubleshooting complex incidents, managing OS patching, implementing security measures, automating workflows, and mentoring junior engineers. The ideal candidate will have extensive experience with AWS services, scripting languages (Bash, Python, PowerShell), and infrastructure-as-code tools (Terraform, CloudFormation). They will also be responsible for designing and testing disaster recovery mechanisms, ensuring high availability, and collaborating with stakeholders to meet business objectives. This position demands deep expertise in AWS, OS management, and DevOps practices.
Must have:
  • Expert in Windows/Linux on AWS
  • AWS automation & scripting
  • Security & compliance expertise
  • Troubleshooting & problem-solving
  • Team leadership & mentoring
  • 8+ years of experience
Good to have:
  • AWS Certifications
  • Microsoft/Linux certifications
  • Experience with Kubernetes

Job Details

Job Overview
We are seeking a highly skilled L3 Engineer to serve as the technical authority for Windows and Linux operating systems hosted on AWS virtual machines (VMs), with a focus on advanced cloud architecture, security, and automation. In this critical role, you will architect scalable solutions, oversee OS patching and AWS strategies and resolve complex incidents. As a Senior Engineer, you will drive performance optimization, implement cutting-edge security measures, automate workflows, and mentor technical teams to align infrastructure with business objectives. This position is ideal for a senior expert with deep expertise in AWS, OS management, and modern DevOps practices.
 
Key Responsibilities
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.

Required Skills and Qualifications 
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.
 
Soft Skills:
Exceptional communication and interpersonal skills to articulate technical solutions to stakeholders and mentor teams.
Superior problem-solving and analytical skills to address enterprise-scale challenges and drive innovation.
Ability to work independently, lead cross-functional initiatives, and foster collaboration in a dynamic environment.
Customer-focused approach with a strategic mindset for aligning technical expertise with business goals.

Experience:
8+ 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)

Additional Requirements
Flexibility to provide on-call support for critical incidents and oversee patching or failover operations across global time zones.
Proficiency with collaboration tools (e.g., Microsoft Teams, Slack) and enterprise ticketing systems (e.g., ServiceNow, Jira).
 
 
undefinedundefinedundefined

Similar Jobs

Epic Games - Security Programmer - Backend (Asset Integrity)

Epic Games

Montreal, Quebec, Canada (On-Site)
1 Week ago
Rackspace Technology - L3 Support Engineer (Windows/Linux on AWS)

Rackspace Technology

India (Remote)
2 Weeks ago
PwC - ETIC, Business Intelligence Engineer, Manager

PwC

Cairo, Cairo Governorate, Egypt (On-Site)
5 Months ago
CloudHire - Sitecore Architect/Developer

CloudHire

Telangana, India (Remote)
2 Weeks ago
EXUSIA - Google Cloud Platform - Data Architect / Engineer

EXUSIA

United States (Remote)
1 Month ago
SYBO - Build and Release Engineering Intern

SYBO

Copenhagen, Denmark (On-Site)
1 Month ago
NVIDIA - Software Manager, Golang Kubernetes

NVIDIA

Yokne'am Illit, North District, Israel (On-Site)
2 Months ago
IO Interactive - Senior Build Engineer

IO Interactive

Copenhagen, Denmark (Hybrid)
1 Month ago
ByteDance - Backend Software Engineer - Foundational Technology

ByteDance

Singapore (On-Site)
1 Week ago
VGW - Senior Site Reliability Engineer

VGW

Krakow Am See, Mecklenburg-Vorpommern, Germany (On-Site)
6 Months ago

Get notifed when new similar jobs are uploaded

Similar Skill Jobs

ION - Senior AI Engineer, Italy

ION

Pisa, Tuscany, Italy (On-Site)
5 Months ago
Wargaming - Game Developer

Wargaming

Belgrade, Serbia (On-Site)
1 Week ago
Liquid Advertising - Junior Software Engineer - Python

Liquid Advertising

Michigan, United States (Remote)
1 Week ago
Ajmera Infotech - Senior React Developer

Ajmera Infotech

Bengaluru, Karnataka, India (On-Site)
8 Months ago
Super - Senior Full-Stack Software Engineer ( Remote! )

Super

Austin, Texas, United States (Remote)
5 Months ago
CloudHire - Software Engineer, Backend

CloudHire

India (Remote)
1 Week ago
DraftKings - Senior Software Engineer (Python)

DraftKings

London, England, United Kingdom (On-Site)
2 Weeks ago
Payactiv - Software Engineer

Payactiv

Milpitas, California, United States (Hybrid)
5 Months ago
N-iX - Middle Full-Stack (Node.js+React) Engineer

N-iX

Ukraine (Remote)
1 Week ago
PwC - Associate

PwC

Bengaluru, Karnataka, India (On-Site)
5 Months ago

Get notifed when new similar jobs are uploaded

Jobs in India

Xentrix Studios - Production – Line Producer

Xentrix Studios

India (On-Site)
4 Months ago
Notion - Software Engineer, AI Connectors

Notion

Hyderabad, Telangana, India (On-Site)
5 Months ago
Paytm - AVP- Regulatory Compliance

Paytm

Noida, Uttar Pradesh, India (On-Site)
3 Months ago
Postman - Senior Product Designer, Trials & Monetization

Postman

Bengaluru, Karnataka, India (On-Site)
5 Months ago
Adtran - Software Engineer

Adtran

Hyderabad, Telangana, India (On-Site)
6 Months ago
Alp Consulting  - CAA Development

Alp Consulting

Bengaluru, Karnataka, India (On-Site)
11 Months ago
InMobiInMobi - Lead - Learning & Organizational Development

InMobiInMobi

Bengaluru, Karnataka, India (On-Site)
3 Weeks ago
Aristocrat Gaming - Lead Technical Artist

Aristocrat Gaming

Noida, Uttar Pradesh, India (Hybrid)
1 Week ago
Dolby Laboratories - Senior Foundational AI Researcher

Dolby Laboratories

Bengaluru, Karnataka, India (Hybrid)
6 Months ago
Omnissa - Staff Engineer (C++,MacOS Internals)

Omnissa

Bengaluru, Karnataka, India (Hybrid)
5 Months ago

Get notifed when new similar jobs are uploaded

DevOps Jobs

Brillio - .NET Azure Architect - R01525011

Brillio

Pune, Maharashtra, India (Hybrid)
5 Months ago
NVIDIA - Senior DevOps Engineer

NVIDIA

Ra'anana, Center District, Israel (On-Site)
2 Months ago
NVIDIA - Senior Production Engineer - Storage

NVIDIA

Australia (Remote)
6 Days ago
NVIDIA - Software Engineer Intern, Autonomous Vehicle - 2025

NVIDIA

Shenzhen, Guangdong Province, China (On-Site)
2 Months ago
PwC - ETIC, GCP Technical Support Engineer - Senior Associate

PwC

Cairo, Cairo Governorate, Egypt (On-Site)
5 Months ago
NVIDIA - Solutions Architect, Infrastructure - Research Computing

NVIDIA

Massachusetts, United States (Remote)
1 Month ago
Visa - Chief Systems Architect

Visa

Auckland, Auckland, New Zealand (Hybrid)
3 Months ago
Netflix - Media Systems Engineer

Netflix

(On-Site)
3 Months ago
Escape Velocity Entertainment - Site Reliability Engineer

Escape Velocity Entertainment

(Remote)
5 Days ago
NVIDIA - Senior ASIC Front End Infrastructure Engineer

NVIDIA

Austin, Texas, United States (Hybrid)
1 Week ago

Get notifed when new similar jobs are uploaded

About The Company

England, United Kingdom (Remote)

United States (Remote)

Vietnam (Remote)

Vietnam (Remote)

Sacramento, California, United States (Remote)

New York, New York, United States (Remote)

Los Angeles, California, United States (Remote)

Gurugram, Haryana, India (Remote)

View All Jobs

Get notified when new jobs are added by Rackspace Technology

Level Up Your Career in Game Development!

Transform Your Passion into Profession with Our Comprehensive Courses for Aspiring Game Developers.

Job Common Plug