Linux System Administrator

Raytheon Technologies - El Segundo, CA

Full-time - Mid Level

El Segundo, CA

Computer and Electronic Product Manufacturing

About the position

The Linux System Administrator role at Raytheon involves managing and maintaining Linux systems to support the company's mission of national defense. The position requires expertise in Linux architecture, deployment, and administration, along with a focus on security and performance monitoring. The role is critical in ensuring the reliability and security of IT infrastructure, contributing to the overall safety and security of the nation.

Responsibilities

• Manage and maintain Linux systems, ensuring optimal performance and security.
• Monitor system performance and troubleshoot issues as they arise.
• Implement security hardening measures to protect systems from vulnerabilities.
• Support infrastructure backup, restore, and disaster recovery processes.
• Collaborate with teams to gather requirements and design appropriate solutions for system deployment.
• Automate tasks through scripting to improve efficiency and reliability of system operations.
• Provide support for HP server hardware and storage systems, including diagnosis and troubleshooting.

Requirements

• University degree or equivalent experience with a minimum of 5 years of relevant experience, or an Advanced Degree with a minimum of 3 years of experience.
• Ability to obtain and maintain a U.S. government issued security clearance.
• Experience with Linux architecture, deployment, administration, and networking.
• Proficiency in performance monitoring, tuning, and troubleshooting of Linux systems.

Nice-to-haves

• Experience with Integrated AD authentication (Kerberos, LDAP, Centrify).
• Familiarity with SMTP, DHCP, DNS, NIS, LDAP, CIFS, NFS, Samba, and *NIX system security.
• Experience with infrastructure backup and disaster recovery products like Symantec NetBackup.
• Knowledge of VMware ESXi and vCenter technologies.
• Familiarity with automation tools such as BASH scripting and Ansible.
• CompTIA Security+ certification or other relevant industry certifications.

Benefits

• Medical insurance
• Dental insurance
• Vision insurance
• Life insurance
• Short-term disability
• Long-term disability
• 401(k) match
• Flexible spending accounts
• Flexible work schedules
• Employee assistance program
• Employee Scholar Program
• Parental leave
• Paid time off
• Holidays