Linux Network Engineer

About the role

SAIC is seeking a Linux Systems Engineer capable of working with contractors, government personnel, and subject matter experts focusing on creating and recognizing targeting opportunities and strategies in the cyber‑realm. The ideal candidate must be self‑motivated, excel in independent and small‑team environments, and demonstrate strong troubleshooting and problem‑solving abilities with minimal supervision. This is an onsite position located in Arlington, VA, with flexible options.

Responsibilities

• Support a variety of networks and systems in a mission‑critical enterprise environment.
• Operate independently or in small‑team environments, providing technical solutions through critical thinking, troubleshooting, and problem‑solving.
• Proactively seek out opportunities to learn new skills and technologies, and share knowledge with junior team members.
• Take initiative to find, prioritize, and execute tasks including systems administration, systems automation, security audits, and patch management.
• Professionally communicate with a mixed audience of junior and senior technical peers, senior leadership, and government officials.

Requirements

• Bachelor’s degree plus 9 + years of experience, or Master’s degree plus 7 + years, or 13 years of experience in lieu of a degree.
• Active Security+ or CISSP certification.
• Recent, hands‑on, in‑depth experience with Red Hat Enterprise Linux and Red Hat OpenShift.
• Experience managing, maintaining, and automating RHEL infrastructure.
• Strong ability to diagnose and resolve system performance issues.
• Hands‑on experience with virtualization and containerization technologies such as VMware, KVM, or Docker.
• Intermediate to advanced proficiency with scripting languages – Bash and Python preferred.
• Intermediate to advanced proficiency with automation tools – Ansible preferred.
• Intermediate to advanced experience with networking technologies, protocols, and troubleshooting.

Desired Experience

• Managing and maintaining development or AI infrastructure.
• Familiarity with monitoring and logging tools, platforms, or systems.
• Knowledge of modern security standards and best practices such as DISA STIGs or CIS Benchmarks.
• Familiarity with macOS and Apple products.
• Technical familiarity with the Deep Web and Dark Web.
• Technical familiarity with VPN technologies, protocols, and implementations.

Desired Certifications

• Red Hat Certified Engineer (RHCE).
• Red Hat Certified Systems Administrator (RHCSA).
• CompTIA Linux+.

Clearance / Citizenship

• U.S. Citizenship.
• Active TS/SCI clearance.
• Active CI Polygraph preferred; ability to obtain a CI Polygraph.

Pay

Target salary range: $160,001 – $200,000.

Schedule

• Full‑Time, Day shift.
• Travel required: up to 10 % of the time.
• Potential for remote work.