Linux Systems Administrator, Mid-Level with Security Clearance

Overview Bowhead is seeking a highly skilled and experienced Mid-Level Linux System Administrator to join our dynamic IT team. This is a 100% onsite position located in Norco, CA. As a Linux Subject Matter Expert (SME), you will be responsible for the administration, maintenance, and support of our critical Linux-based infrastructure. Experience working within a Department of Defense (DoD) environment is highly desirable. This position is 100% onsite.

Responsibilities • Systems Administrator administers and supports daily operational requirem• Linux Systems Administration: Install, configure, and maintain Linux servers (e.g., Red Hat, CentOS, Ubuntu) including operating system installation, patching, and security hardening. • Subject Matter Expertise: Serve as the primary point of contact and subject matter expert for all Linux-related issues, providing guidance and support to other team members. • Performance Monitoring and Optimization: Monitor system performance, identify bottlenecks, and implement solutions to optimize system performance and stability. • Security Management: Implement and maintain security measures to protect systems and data, including access contr ols, intrusion detection, and vulnerability scanning. • Scripting and Automation: Develop and maintain scripts (e.g., Bash, Python) to automate routine tasks and improve operational efficiency. • Troubleshooting and Problem Solving: Diagnose and resolve complex system issues in a timely and effective manner. • Documentation: Create and maintain comprehensive documentation of system configurations, procedures, and troubleshooting steps. • Collaboration: Work closely with other IT teams (e.g., networking, security, development) to ensure seamless integration of systems and services. • Backup and Recovery: Implement and maintain backup and recovery procedures to ensure data integrity and business continuity. • Compliance: Ensure systems comply with relevant security standards and regulations.

Qualifications • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience. • 5+ years of experience as a System Administrator with a strong focus on Linux systems. • Deep understanding of Linux operating systems, including kernel configuration, system services, and security principles. • Proficiency in scripting languages such as Bash and Python. • Experience with virtualization technologies (e.g., VMware, KVM). • Security+ certification or equivalent. • Strong troubleshooting and problem-solving skills. • Excellent communication and interpersonal skills. • Ability to work independently and as part of a team. • Desired: • Experience working in a Department of Defense (DoD) environment. • Experience with security compliance frameworks (e.g., STIGs, NIST). • Experience with configuration management tools (e.g., Ansible, Puppet). • Experience with containerization technologies (e.g., Docker, Kubernetes). • Relevant certifications (e.g., Red Hat Certified Engineer (RHCE), CompTIA Linux+).

SECURITY CLEARANCE REQUIREMENTS: Must currently hold a security clearance at the minimum Secret level.

Physical Demands: • Must be able to lift up to 25 pounds • Must be able to stand and walk for prolonged amounts of time • Must be able to twist, bend and squat periodically Targeted salary range is $100,000 to $110,000 annually based on qualifications and experience. Please note that the salary information is a general guideline only. Bowhead considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer. #LI-MN1