What are the responsibilities and job description for the Senior System Admin / DevOps Engineer position at InfiCare?
Job Title: Senior System Admin / DevOps Engineer
Location: Boston, MA (Hybrid)
Job Type: Contract
Experience: 15 years
Job Overview
Our client, a large state government health and human services agency, is seeking a versatile Senior System Administrator / DevOps Engineer to manage, maintain, and optimize a critical Medicaid Management Information System (MMIS) application environment. This role bridges traditional system administration with modern cloud-native DevOps practices, and includes a key initiative to build a Proof of Concept (POC) for re-architecting the legacy application on AWS.
Key Responsibilities
- Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers in AWS cloud environments (EC2)
- Administer and troubleshoot Java/J2EE applications on WebLogic, including JDBC, connection pools, and JVM monitoring
- Provide system-level support for Oracle RDS, collaborating with DBA teams for performance tuning, backup, and recovery
- Monitor system performance and security using Dynatrace and CloudWatch
- Build a POC to rebuild the legacy Java/J2EE application using modern AWS services (Lambda, ECS/EKS, S3) and microservices
- Automate administrative tasks using Shell, Python, Jython, and WLST scripting
- Develop POC for migrating code base from WebLogic to JBoss and Oracle RDS to PostgreSQL
- Collaborate with development, testing, and operations teams to streamline software delivery
Required Skills
- AWS cloud services: EC2, S3, VPC, IAM, CloudWatch
- Red Hat Enterprise Linux (RHEL) administration
- WebLogic application server administration and Java/J2EE support
- Oracle database administration (system-level perspective)
- Scripting: Shell, Python, Jython, WLST
- Version control with GitLab and CI/CD practices
- Containerization (Docker/Kubernetes)
- Networking concepts and cloud security best practices
Preferred Skills
- Experience with healthcare data management and compliance standards
- Familiarity with JBoss and PostgreSQL migration
- Background in Medicaid or government IT systems