Linux Administrator

Ova Technologies

🇺🇸 United States

Hybrid

Manager or above

2 months ago

Linux
Disaster Recovery
Devops
RHEL
Ubuntu
Debian
CentOS
NFS
Samba
Bash
Python
Ansible
CI/CD
systemd
SSH
DNS
DHCP
FTP
SFTP
Apache
NGINX
VMware
KVM
Hyper-V
Docker
Kubernetes
Prometheus
Grafana
Nagios
Zabbix
SolarWinds
AWS
Azure
GCP
Git
IaC
Terraform
Jenkins
HAProxy
Elastic Stack
LDAP
Certified System Administrator
Oracle
CKA

2 months ago

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Linux Administrator Job DescriptionJob TitleLinux AdministratorJob SummaryWe are seeking a skilled Linux Administrator to install, configure, maintain, and optimize Linux-based systems in on-premises, cloud, and hybrid environments. The ideal candidate will ensure system reliability, security, performance, and availability while supporting infrastructure automation, monitoring, backup, and disaster recovery. The role requires strong troubleshooting skills and collaboration with DevOps, Cloud, Networking, and Security teams.Key ResponsibilitiesInstall, configure, administer, and maintain Linux servers (RHEL, Rocky Linux, AlmaLinux, Ubuntu, Debian, SUSE, CentOS). Monitor system performance, availability, and resource utilization. Perform system upgrades, patch management, and security hardening. Manage user accounts, permissions, groups, and authentication services. Configure and maintain file systems, storage, LVM, RAID, NFS, and Samba. Troubleshoot operating system, application, and hardware-related issues. Implement backup, recovery, and disaster recovery procedures. Automate system administration tasks using Bash, Python, or Ansible. Configure and manage system services, cron jobs, and scheduled tasks. Monitor logs and investigate system alerts using centralized logging tools. Support virtualization, containerization, and cloud-based Linux workloads. Collaborate with DevOps and Infrastructure teams to maintain CI/CD environments. Create and maintain technical documentation and standard operating procedures (SOPs). Ensure compliance with security policies and industry best practices.Required SkillsStrong knowledge of Linux administration (RHEL, Ubuntu, Debian, Rocky Linux, AlmaLinux, SUSE). Experience with shell scripting (Bash) and automation tools. Knowledge of systemd, networking, package management (YUM, DNF, APT, Zypper), and process management. Experience with SSH, DNS, DHCP, NFS, Samba, FTP/SFTP, and web servers (Apache, Nginx). Understanding of storage management, LVM, RAID, and file systems (XFS, EXT4, Btrfs). Familiarity with virtualization technologies such as VMware, KVM, or Hyper-V. Experience with Docker and Kubernetes is an advantage. Knowledge of monitoring tools such as Prometheus, Grafana, Nagios, Zabbix, or SolarWinds. Familiarity with cloud platforms (AWS, Azure, or GCP). Experience with Git and Infrastructure as Code tools (Terraform, Ansible) is preferred. Strong troubleshooting and performance tuning skills.Preferred QualificationsBachelor's degree in Computer Science, Information Technology, or a related field. 2–5+ years of experience as a Linux Administrator, Systems Administrator, or Infrastructure Engineer. Experience managing enterprise Linux environments. Familiarity with DevOps practices and CI/CD pipelines. Experience implementing Linux security best practices.Nice-to-Have SkillsBash Python Ansible Terraform Docker Kubernetes Git Jenkins Apache Nginx HAProxy Prometheus Grafana Zabbix ELK Stack LDAP FreeIPATools & TechnologiesRed Hat Enterprise Linux (RHEL) Ubuntu Server Debian Rocky Linux AlmaLinux SUSE Linux Enterprise Server (SLES) VMware KVM Docker Kubernetes Ansible Terraform Git Jenkins Prometheus Grafana Nagios Zabbix ELK Stack AWS Microsoft Azure Google Cloud Platform (GCP)Key CompetenciesLinux system administration Troubleshooting and root cause analysis Automation and scripting Performance tuning Security and compliance Documentation Communication and teamwork Time management Continuous learningKey Performance Indicators (KPIs)Server uptime and availability Mean Time to Detect (MTTD) and Mean Time to Resolve (MTTR) Patch compliance and security posture Infrastructure automation coverage Backup and recovery success rate Incident resolution time System performance optimization Change implementation success ratePreferred CertificationsRed Hat Certified System Administrator (RHCSA) Red Hat Certified Engineer (RHCE) Linux Professional Institute Certification (LPIC-1/LPIC-2) CompTIA Linux+ Oracle Linux Certified Administrator (OCA) SUSE Certified Administrator (SCA) Certified Kubernetes Administrator (CKA)(preferred for containerized environments) AWS Certified SysOps Administrator – Associate(preferred for cloud-based Linux roles)

Linux Administrator · Ova Technologies

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