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Linux Security Engineer Jobs in Virginia (NOW HIRING)

ECS

Senior Security Engineer

Arlington, VA · On-site +1

$140K - $180K/yr

Strong candidates will have deep hands-on experience across security engineering, cloud, Linux, networking, automation, and application security, with a desire to learn and work with emerging ...

Actalent

Cyber Security Engineer

Manassas, VA · On-site

Cybersecurity Engineer The Cybersecurity Engineer will support system-level security initiatives ... Implement and tune Linux security tools and controls such as SELinux, USBGuard, firewalld, and ...

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Linux Security Engineer information

What is a Linux security engineer?

Linux Security Engineers are IT professionals who specialize in protecting Linux-based systems and networks from security threats. They are responsible for designing, implementing, and maintaining security measures such as firewalls, intrusion detection systems, and vulnerability assessments. These engineers monitor system activity, respond to security incidents, and ensure compliance with security policies and regulations. Their expertise helps organizations keep their Linux infrastructure secure from both internal and external risks.

What are the key skills and qualifications needed to thrive as a Linux security engineer?

To thrive as a Linux Security Engineer, you need expertise in Linux system administration, cybersecurity principles, and vulnerability management, often supported by a degree in computer science or related certifications like CompTIA Security+ or RHCE. Familiarity with security tools such as SELinux, firewalls, intrusion detection systems (IDS), and scripting languages (e.g., Bash, Python) is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help you respond to incidents and collaborate with IT teams. These competencies are essential to protect systems, minimize risks, and ensure the security and integrity of critical infrastructure.

How does a Linux security engineer typically collaborate with other IT teams to enhance system security?

Linux Security Engineers work closely with network administrators, system administrators, and development teams to implement robust security measures. They often participate in cross-functional meetings to review security protocols, respond to incidents, and ensure compliance with company policies. Collaboration may involve conducting security audits, providing guidance on secure coding practices, and coordinating vulnerability assessments. This teamwork is essential to maintaining a secure infrastructure and promptly addressing emerging threats.

What is the difference between Linux Security Engineer vs Linux System Administrator?

AspectLinux Security EngineerLinux System Administrator
CertificationsCompTIA Security+, CISSP, Linux+Linux+, LPIC, RHCSA
Primary FocusSecurity vulnerabilities, threat mitigation, security policiesSystem setup, maintenance, user management
Work EnvironmentSecurity teams, cybersecurity firms, IT security departmentsIT departments, data centers, enterprise networks
ResponsibilitiesImplementing security measures, monitoring threats, incident responseInstalling OS, configuring servers, managing user access

The Linux Security Engineer specializes in protecting Linux systems from security threats, focusing on vulnerabilities and incident response. In contrast, the Linux System Administrator manages overall system health, setup, and maintenance. While both roles require Linux knowledge, security engineers focus more on safeguarding systems, whereas administrators ensure operational functionality.

What cities in Virginia are hiring for Linux Security Engineer jobs?

Cities in Virginia with the most Linux Security Engineer job openings:

Infographic showing various Linux Security Engineer job openings in Virginia as of August 2026, with employment types broken down into 86% Full Time, 11% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.

Linux Systems Engineer with Security Clearance

Chantilly, VA • On-site

Cornerstone Defense
Library and Information Services • 51 - 200 employees
Learn more about Cornerstone Defenseexternal

$140K - $210K/yr

Other

This job post has expired 2 days ago. Applications are no longer accepted.

Job description

Position: Linux Systems Engineer (Salary Range: $140,000 - $210,000) Location: Chantilly, VA HOW A LINUX SYSTEMS ENGINEER WILL MAKE AN IMPACT * Designs and defines system architecture for new or existing computer systems * Coordinates system development to include design, modeling, security, integration, and formal testing * Contributes to completion of major engineering programs and projects * Develop solutions to a variety of highly complex engineering problems * Oversee highly complex infrastructure including installing, configuring, testing, and maintaining operating systems, application software, and system management tools * Performs continual maintenance and provides highly complex solutions for security, backup, and redundancy problems * Prepares and maintains documentation for processes and procedures related to engineering projects WHAT YOU'LL NEED TO SUCCEED: * Education: Bachelor's degree in engineering, Computer Science, or other related analytical, scientific, or technical discipline * Required Experience: 5+ years of related experience * Required Technical Skills: Strong experience with Red Hat Enterprise Linux; experience with NFS, AD/LDAP integration, Web Servers, certificates, LVM, VMware, Linux security hardening, Cloud and/or Hybrid-Cloud deployments, configuring storage * Preferred Skills: Experience with Ansible, kickstart deployments, Big Data solutions, containerization, Terraform, Splunk, AWS/Azure

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