Job Description – Linux & AWS Cloud Operations Engineer III

Experience: 5–7 Years | Level: Engineer III | Function: Cloud Operations / Infrastructure

Role Overview

We are looking for an experienced Linux & AWS Cloud Operations Engineer III with strong hands-on expertise in Linux administration, AWS infrastructure, networking, security, monitoring, automation, and production operations. The role will provide L2/L3 support for enterprise cloud environments and contribute to infrastructure transformation and continuous improvement.

Key Responsibilities

• AWS Administration: Manage and support EC2, VPC, IAM, S3, EBS, ELB/ALB/NLB, Auto Scaling, Route 53, CloudWatch, RDS, and related AWS services.
• Linux Administration: Administer RHEL, CentOS/Rocky Linux, and Ubuntu environments, including OS configuration, patching, upgrades, hardening, package management, users/permissions, filesystems, services, and performance management.
• Production Support: Provide L2/L3 support, troubleshoot complex infrastructure issues, handle P1/P2 incidents, perform RCA, and ensure SLA compliance.
• Linux Troubleshooting: Troubleshoot CPU, memory, disk, filesystem, process, kernel, service, boot, SSH, authentication, DNS, and network issues.
• AWS Networking: Strong understanding of VPC, subnets, route tables, Security Groups, NACLs, NAT Gateway, Transit Gateway, VPN, DNS, and load balancing.
• Security: Manage IAM, security groups, encryption, access controls, OS hardening, vulnerability remediation, and security patching.
• Monitoring & Performance: Use CloudWatch, SolarWinds, or similar tools for monitoring, alerting, capacity planning, and proactive issue detection.
• Backup & DR: Support AWS backups, snapshots, recovery, replication, and disaster recovery testing.
• Automation: Develop scripts using Bash/Shell and Python and support automation using Terraform, CloudFormation, or Ansible.
• Change & Incident Management: Execute production changes following ITIL processes, including risk assessment, implementation, validation, rollback, and change closure.
• Documentation: Maintain SOPs, runbooks, architecture documentation, troubleshooting guides, and operational procedures.
• Collaborate with Network, Security, Database, Application, DevOps, and Infrastructure teams and participate in 24x7/on-call support as required.

Required Skills

• 5–7 years of experience in Linux Administration, AWS Cloud Operations, or Infrastructure Engineering.
• Strong hands-on experience with AWS and enterprise Linux.
• Strong knowledge of Linux system administration, networking, storage, security, and performance troubleshooting.
• Strong AWS knowledge covering EC2, VPC, IAM, S3, EBS, ELB, Auto Scaling, Route 53, CloudWatch, and RDS.
• Strong understanding of TCP/IP, DNS, VPN, routing, NAT, firewalls, and load balancing.
• Strong scripting skills in Shell/Bash and Python.
• Experience with monitoring, incident/problem management, change management, RCA, backup, and DR.
• Good understanding of cloud security and vulnerability management.

Preferred Skills

• Terraform / CloudFormation / Ansible
• AWS Systems Manager and Patch Manager
• Docker / container technologies
• CI/CD and DevOps practices
• Git
• AWS multi-account and hybrid environments
• AWS or Linux certifications such as AWS Solutions Architect/SysOps/DevOps or RHCSA/RHCE
• Experience with enterprise monitoring and security tools.

Key Success Criteria

• Maintain high availability, security, and performance of AWS and Linux environments.
• Resolve L2/L3 incidents within SLA and provide effective RCA.
• Improve operational efficiency through automation and standardization.
• Successfully execute production changes with appropriate validation and rollback plans.
• Contribute to cloud modernization, security, monitoring, automation, and cost optimization initiatives.

About Us

From the day we opened our doors, MRI Software has built flexible, game-changing real estate software that powers thriving communities and helps make the world a better place to live, work and play. Fulfilling that mission is only possible because of one thing: exceptional people. People like you!  

Our people-first approach to PropTech is defining a new industry standard for client experiences that, quite frankly, can’t be duplicated. Experiences that deliver real value every day. And we know those experiences begin with our people.  

We believe MRI is more than just a workplace; it’s a connected community of people who truly feel they belong. Whether we’re investing in employee resource groups or providing tailored resources for each person to reach their full potential, we’re passionate about creating a work environment that makes you excited to show up every single day.  

At MRI, one of our core values is to strive to amaze.  From the intelligent solutions we create to the culture we cultivate, that’s our goal every day. Because that’s what industry leaders do. Whether you’re joining as a new Pride member or rejoining us after a short time away, your talent is vital to us, our partners and our clients. 

Amazing growth requires amazing employees. Are you up to the challenge?   

We know confidence gap and imposter syndrome can get in the way of meeting remarkable candidates, so please don’t hesitate to apply. We’d love to hear from you!   

MRI is proud to be an inclusive employer. We welcome and celebrate diversity across all backgrounds, including ethnicity, religion, sexual orientation, gender identity, disability, age, military, veteran status and more. 

We believe that Belonging is a direct result of Diversity, Equity, and Inclusion. Those values are woven into the fabric of who we are and are foundational to our continued success. Come and see for yourself!