Linux Administrator

The Linux System Administrator is responsible for the daily operation, support, and maintenance of virtualized Linux server environments and associated infrastructure. This role encompasses a broad range of responsibilities including server lifecycle management, system upgrades, infrastructure design, disaster recovery planning and execution, operating system deployment and maintenance, and system hardening to ensure performance, resilience, and security Responsibilities Manage and administer Linux servers and resources within a VMware virtualized environment Administer Progress OpenEdge and SQL database platforms Support and maintain OpenEdge PAS (Apache Tomcat-based REST) services Manage Linux LDAP integration with Microsoft Active Directory Administer enterprise Managed File Transfer (MFT) solutions Support and maintain legacy AIX systems Administer Linux Application Performance Monitoring (APM) systems, along with infrastructure monitoring and alerting platforms Manage and maintain Apache ActiveMQ message broker environments Perform routine system tuning, patching, and security updates on Linux and AIX platforms Develop and deliver system metrics, utilization, and capacity planning reports to support Linux environments Support system uptime, availability, performance, and disaster recovery initiatives for Linux systems Ensure Linux server environments comply with change management processes and established standards and policies Collaborate with internal and external customers to troubleshoot and resolve incidents and service disruptions Create and maintain accurate system documentation, architecture diagrams, and procedural guides Assist with security architecture, controls, and monitoring initiative Work closely with cross-functional project teams including project managers, business analysts, technical leads, and business stakeholders Evaluate emerging technologies and recommend software and hardware upgrades based on compatibility, value, and business needs Participate in an on-call rotation to provide 24/7 production support for critical systems Skills & Knowledge Excellent written and verbal communication skills Ability to facilitate and lead complex technical discussions involving both IT and business stakeholders Strong capability to propose and design integration strategies for new and existing systems Self-motivated and able to work independently with minimal supervision in a collaborative team environment Strong analytical, troubleshooting, and problem-solving skills Demonstrated ownership and accountability for assigned tasks and responsibilities Ability to effectively collaborate with team members, contractors, customers, and external partners Knowledge Advanced expertise in Linux system administration, including CUPS printing services Working knowledge of Progress OpenEdge technologies Extensive experience managing and supporting Apache ActiveMQ message broker platforms Broad understanding of enterprise IT systems, infrastructure, and technologies Strong knowledge of industry-standard hardware, operating systems, monitoring tools, platforms, and utilities, including open-source technologies Proficiency with Microsoft Office applications such as word processing, spreadsheets, presentations, databases, and project planning tools Thorough understanding of Software Development Life Cycle (SDLC) and PMO methodologies Ability to assess technical challenges and align solutions with both current and future business requirements Knowledge of storage and infrastructure components, including installation, configuration, and maintenance of operating systems, firewalls, routers, switches, and system administration tools Requirements Associate's degree in Computer Science, Information Systems, or a related field, or an equivalent combination of education and relevant work experience 7+ years of experience administering Red Hat Enterprise Linux environments .3+ years of experience with shell scripting (Bash/Korn), message broker technologies (e.g., ActiveMQ), and Linux LDAP integration with Active Directory Desired Qualifications Bachelor's degree in Computer Science, Information Systems, or a related discipline Experience using Red Hat Satelite Experience supporting Progress OpenEdge databases, PASOE, and Secure Gateaway Experience working in hybrid Windows and Linux enterprise environments Systems security training and/or industry-recognized certificattions Experience working in regulated IT environments (e.g., HIPAA, PCI). #J-18808-Ljbffr TrustNet Technologies