Systems Linux Engineer

Role SummaryThe Systems Linux Engineer is responsible for the administration, maintenance, and optimization of Linux-based systems across the organization. This role ensures system stability, performance, and security through proactive monitoring, patching, automation, and operational support, while adhering to organizational and industry standards.Key ResponsibilitiesLinux System AdministrationInstall, configure, and maintain Linux servers (e.g., Red Hat, CentOS, Ubuntu).Manage system resources, user accounts, file systems, and permissions.Ensure system availability, reliability, and optimal performance.Patching & UpgradesPlan and execute OS patching, upgrades, and vulnerability remediation.Ensure systems are up to date with security patches and compliance requirements.Perform impact analysis and rollback planning for updates.Performance Monitoring & TuningMonitor system performance (CPU, memory, disk, network).Identify bottlenecks and optimize system performance.Implement capacity planning and resource optimization strategies.Security HardeningImplement system hardening in line with security best practices (CIS benchmarks).Manage access controls, SSH configurations, firewall rules, and auditing.Work closely with security teams to remediate vulnerabilities.Automation & ScriptingDevelop and maintain scripts for automation of routine tasks (Shell, Python).Implement configuration management and automation tools (Ansible, Puppet, Chef).Drive infrastructure-as-code practices where applicable.Backup & RecoveryManage system backups and ensure data integrity.Perform regular backup testing and recovery drills.Support disaster recovery (DR) and business continuity planning (BCP).Incident & Problem ManagementTroubleshoot and resolve system-related incidents and outages.Perform root cause analysis (RCA) for recurring issues.Provide L2/L3 support for Linux-related escalations.Monitoring & LoggingConfigure and maintain monitoring and alerting tools.Analyze logs and system events to detect issues proactively.Ensure integration with enterprise monitoring solutions.Documentation & ComplianceMaintain system documentation, configurations, and SOPs.Ensure compliance with internal policies and regulatory requirements.Support audits by providing required system and security documentation.RequirementsTechnical SkillsExpertise in Linux OS (RHEL, CentOS, Ubuntu, SUSE).Strong command-line and shell scripting skills.Experience with configuration management tools (Ansible, Puppet, Chef).Familiarity with virtualization (VMware, KVM) and cloud platforms (AWS, Azure, GCP).Knowledge of networking concepts (TCP/IP, DNS, NFS, SSH).Experience with monitoring tools (Nagios, Zabbix, Prometheus).Understanding of containers (Docker, Kubernetes) is a plus.Soft SkillsStrong troubleshooting and analytical skills.Good communication and collaboration abilities.Ability to work in a fast-paced, operations-driven environment.Attention to detail and proactive mindset.Preferred CertificationsRed Hat Certified System Administrator (RHCSA) / RHCELinux Professional Institute Certification (LPIC)Cloud certifications (AWS/Azure – optional)#J-18808-Ljbffr