Security Operations

• Manage security, patching, upgrades, and hardening on team-maintained servers and services
• Supervise and maintain critical systems, including secure connections to server services, secret vaults, version control systems, bastion hosts, and other security-related infrastructure
• Help sysadmins and developers troubleshoot system connections and resolve security issues
• Maintain the backup service
• Write automations using Ansible and Terraform/OpenTofu
• Build CI/CD pipelines and create Infrastructure as Code
• Work with AWS, GCP, and Kubernetes
• Serve as a hands-on security operations and engineering resource within the cybersecurity department

Senior Linux Sysadmin – Security Operations and Engineering

• Monitor and triage alerts from SIEM, endpoint protection, identity, cloud, email, and network security tools
• Investigate suspicious activities, analyze security events, and document findings
• Support incident response activities, including containment, recovery, and post-incident follow-up
• Collaborate with managed security service providers and internal IT teams to resolve security issues
• Conduct threat intelligence research and assist with vulnerability management activities
• Improve security procedures, playbooks, and detection capabilities
• Responsibly leverage AI and automation tools to enhance security operations and investigation efficiency

Security Operations jobs in Lithuania

Senior Linux Sysadmin – Security Operations and Engineering

Security Operations Analyst