Linux System Administrator

Raytheon Technologies - Sterling, VA

Full-time - Mid Level

Hybrid - Sterling, VA

501-1,000 employees

Computer and Electronic Product Manufacturing

About the position

The Linux System Administrator at Nightwing will oversee the operations of lab environments for a U.S. Government customer, ensuring high levels of service and availability. This hybrid role requires a candidate with extensive experience in Linux system administration and some cloud experience, focusing on system performance, security management, and automation.

Responsibilities

• Oversee the day-to-day operations of the customer's lab environments including installation, configuration, and maintenance of Linux operating systems.
• Monitor system performance, troubleshoot issues, and optimize system resources to ensure maximum uptime and efficiency.
• Implement and maintain security measures to protect systems from vulnerabilities, unauthorized access, and malware threats.
• Develop and maintain backup and disaster recovery plans for Linux systems.
• Manage the patching process for Linux servers, including scheduling, testing, and deploying software updates and security patches.
• Develop automation scripts and tools using shell scripting (e.g., Bash), Python, or other scripting languages to streamline system administration tasks.
• Collaborate with cross-functional teams including key stakeholders to support project initiatives and resolve technical issues.
• Document system configurations, procedures, and troubleshooting steps for knowledge sharing and training purposes.
• Provide technical support and troubleshooting assistance to internal users and teams regarding Linux-related issues.

Requirements

• U.S. Citizenship
• Must be able to obtain DHS Suitability
• Must have an active Secret clearance and obtain a TS/SCI clearance
• 8+ years of directly relevant experience in Linux System Administration
• Proficiency in managing and maintaining Linux servers (e.g., Red Hat, CentOS, Ubuntu)
• Strong understanding of Linux file systems, permissions, and security
• Hands-on experience with AWS services such as EC2, S3, RDS, VPC, IAM, CloudFormation, and Lambda
• Knowledge of networking concepts and protocols (TCP/IP, DNS, VPN, etc.)
• Experience with network troubleshooting and security (firewalls, security groups, NACLs)

Nice-to-haves

• Experience with shell scripting (Bash, Python, etc.) for automation and task management
• Excellent problem-solving and analytical skills
• Strong communication and interpersonal skills
• Knowledge of U.S. Government IA policies, procedures, standards, guidelines, and objectives

Benefits

• Parental leave
• Flexible work schedules
• Achievement awards
• Educational assistance
• Child/adult backup care
• Medical insurance
• Dental insurance
• Vision insurance
• Life insurance
• Short-term disability
• Long-term disability
• 401(k) match
• Flexible spending accounts
• Employee assistance program
• Paid time off
• Holidays