Senior System Administrator / DevOps Engineer

About the Role

A Massachusetts state government agency is seeking a versatile Senior System Administrator and DevOps Engineer to manage, maintain, and modernize critical, large-scale public health application environments. This role sits at the intersection of traditional system administration and modern cloud architecture. You will be responsible for maintaining existing legacy applications while simultaneously building a Proof of Concept (POC) to re-architect and migrate the legacy infrastructure into a scalable, cloud-native AWS environment.

Responsibilities

• Install, configure, and manage Red Hat Enterprise Linux (RHEL) servers across AWS cloud environments (EC2 instances).
• Administer and troubleshoot complex Java/J2EE applications deployed on WebLogic servers, including configuring JDBC data sources, connection pools, and monitoring JVM performance.
• Provide system-level support for Oracle RDS, collaborating closely with DBA teams on performance tuning, backups, and disaster recovery.
• Monitor system performance, availability, and security utilizing tools like Dynatrace and AWS CloudWatch.
• Lead the architecture and development of a Proof of Concept (POC) to rebuild legacy applications using modern AWS services (Lambda, ECS/EKS, S3) and microservices.
• Automate routine infrastructure and administrative tasks using Shell, Python, Jython, or WLST scripting.
• Bridge the gap between development and operations teams to streamline CI/CD delivery and facilitate knowledge sharing.

Qualifications

• Experience: 15 years of enterprise-level IT experience spanning System Administration, Healthcare Administration systems, or DevOps engineering.
• Degree: Bachelor’s degree or higher in Information Systems, Computer Science, or a related field.

Required Skills

• Legacy Infrastructure: Deep, hands-on administration experience with Red Hat Enterprise Linux (RHEL), Oracle databases, and WebLogic application servers.
• AWS Cloud: Strong expertise in managing AWS cloud infrastructure (EC2, S3, VPC, IAM, CloudWatch).
• Automation & Scripting: High proficiency in scripting languages (Shell, Python) for operational automation.
• DevOps & CI/CD: Experience with version control (GitLab), containerization, and modern deployment pipelines.

Preferred Skills

• Hands-on experience migrating codebases from WebLogic to JBoss, and Oracle RDS to PostgreSQL.
• Deep expertise with modern container orchestration (ECS/EKS/Kubernetes).
• Familiarity with healthcare data management, compliance standards, and security best practices in cloud environments.

Location & Commute Requirement

This is a hybrid role supporting a Massachusetts state government agency. Per the client's geographic requirements, candidates must currently reside in Massachusetts, Rhode Island, Connecticut, or New Hampshire and be able to commute onsite to Quincy, MA 2-3 days a week. Please note that an active State ID or Driver's License from one of these four approved states is required for onboarding.