IT Systems Administrator (Senior)

This role supports day-to-day operations and administration of Linux-based client/server environments, with a focus on security compliance, vulnerability remediation, and system reliability. The administrator handles both Tier 1 and Tier 2 support, manages user access, and drives automation efforts to streamline patching and updates. Documentation and knowledge base maintenance are key components of the role., * Provide Tier 1 (Help Desk) and Tier 2 (Escalation) support, including problem identification, diagnosis, and resolution across client/server/storage/network infrastructure.

• Configure, manage, and patch Linux (and potentially Windows) operating systems to maintain security compliance and system integrity.
• Remediate security vulnerabilities based on STIG findings and STE/STN assessments.
• Manage user accounts and permissions in accordance with least-privilege principles.
• Renew Linux server certificates and apply updates to TLS configurations.
• Develop and maintain automation scripts and playbooks using Ansible to streamline patching and updates.
• Monitor systems for performance and availability, resolving issues proactively.
• Maintain team knowledge base and SOPs in Confluence, documenting problems and solutions.

• Hands-on Linux system administration experience (RHEL, CentOS, Ubuntu, or similar)
• Experience with STIG implementation and vulnerability remediation (STE/STN findings)
• Proficiency managing user accounts, groups, and file/directory permissions in Linux
• Experience with TLS/SSL certificate management and security configuration
• Familiarity with Ansible or similar configuration management/automation tools
• Experience with network component configuration and troubleshooting

Desired Qualifications

• Windows Server administration experience
• Experience with Confluence for documentation and knowledge management
• Familiarity with system architecture and hardware design support
• Experience working in a compliance-driven or government IT environment

Why engineers join Benz

• 15% employer 401(k) - vested day one, no match required
• 28 paid days off per year
• $7,500 annual tuition reimbursement
• $2,500 training & development budget
• 28 years in business - our engineers stay through recompetes