**Description** Job Description **Position Overview:** We are seeking a highly skilled UNIX/LINUX System Engr - Mid with 5 or more years of experience in infrastructure engineering and operation. This role involves the architecture, deployment, integration, migration, and upgrades of IT infrastructure solutions. The ideal candidate should have a deep understanding of various cloud platforms, Unix/Linux systems, middleware applications, and process automation. Must be a US Citizen and have the ability to obtain a Public Trust Clearance. Dual Citizenship is not permitted. **Key Responsibilities:** **Infrastructure Automation:** Assist with automation of infrastructure provisioning, operation, and compliance using tools such as Terraform, Red Hat Ansible Tower/Engine, Puppet, and CloudFormation (IAC). **CI/CD Process Automation:** Automate the code build/deployment process using Jenkins, Atlassian tools (Bamboo, Jira, Fisheye), Maven, fabric, GitLab, GitHub, and scripts to enable continuous build/deployment environments. **Migration Projects:** Oversee the migration of Sybase ASE 15 from Solaris servers to RHEL7, as well as other similar migration projects. **System Design & Performance Analysis:** Conduct project planning, architectural analysis, performance test planning, scalability, reliability, and operational analysis and provide recommendations for critical business applications. **Disaster Recovery:** Enhance and automate the disaster recovery process for business-critical applications using complex Ansible workflow orchestration. **Team Support & Training:** Support and train system engineers and system administrators on infrastructure operations and best practices. **Performance Monitoring & Optimization** : Monitor and analyze the performance of applications and systems to ensure objectives and availability requirements are met or exceeded using performance monitoring tools. **KPI & KRI Reporting** : Prepare and present monthly Key Performance Indicators (KPIs) and Key Risk Indicators (KRIs) for infrastructure operations. Application Deployment: Install and deploy different versions of updates on middleware applications such as JBoss, Tomcat, and IBM WebSphere. **Qualifications** **Qualifications:** **Experience** : Minimum of 5 years of experience in infrastructure engineering and operations. Must be able to obtain a Public Trust at Minimum. **Technical Skills** : Expertise in cloud platforms (AWS, GCP, Azure), Kubernetes, OpenShift, RHEL versions 7 to 9, Windows (2008/2012), ESX/ESXi 6.x, 7.x, and middleware applications (WebSphere Application Server, Message Queue, WebLogic, JBoss, Tomcat, Apache). **Leadership & Communication** : Excellent leadership, communication, and documentation skills with the ability to effectively communicate technical information. **Additional Skills** : Administration of/Proficiency in... Red Hat Satellite Server Red Hat IDM Ansible Automation Platform Infoblox DNS management Enterprise OS patch management Target salary range: $40,001 - $80,000. The estimate displayed represents the typical salary range for this position based on experience and other factors. REQNUMBER: 2508077 SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability