Senior AWS DevOps Engineer – Cloud Modernization Lead

Tier4 Group; Quincy (MA); On-site; USD 120,000 - 190,000; Full time

Job summary

Tier 4 Group in the United States is seeking a Senior AWS System Administrator/DevOps Engineer to support and modernize a mission-critical healthcare application environment.

This role blends hands-on infrastructure with cloud transformation, including rebuilding legacy apps into scalable, cloud-native AWS architecture. You will manage AWS services, RHEL servers, WebLogic, and Oracle RDS while driving CI/CD adoption and automation.

Qualifications

• 15+ years of System Administration/DevOps experience.
• Strong AWS, RHEL, WebLogic, and Oracle expertise.
• Experience with GitLab, CI/CD pipelines, and automation.

Responsibilities

• Administer AWS infrastructure (EC2, S3, IAM, VPC, CloudWatch).
• Manage RHEL servers and WebLogic environments.
• Support Java/J2EE applications and Oracle RDS.

Skills

AWS

RHEL

WebLogic

Oracle

GitLab

CI/CD

Python

Shell

Automation

Containerization

Tools

WebLogic

Oracle RDS

GitLab

Job description

Tier 4 Group in the United States is seeking a Senior AWS System Administrator/DevOps Engineer to support and modernize a mission-critical healthcare application environment.

This role blends hands-on infrastructure with cloud transformation, including rebuilding legacy apps into scalable, cloud-native AWS architecture. You will manage AWS services, RHEL servers, WebLogic, and Oracle RDS while driving CI/CD adoption and automation.