Information Assurance/Security Engineer – Linux Associate

AMERICAN SYSTEMS

. Install, configure, secure, and maintain Linux operating systems in enterprise and mission-critical environments .

Posted 10/22/2026full-timeMiddletown • Rhode Island • United StatesJuniorMid-Level💰 $60,000 - $65,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Linux administration, including installation, configuration, and maintenance of Linux operating systems in secure environments. Proficient in networking protocols and services, with strong skills in shell scripting or Python for system enhancement and troubleshooting.

Highest-signal resume keywords

Linux AdministrationNetworking KnowledgeShell ScriptingPython ProgrammingRed Hat/Linux Certification

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Linux Operating SystemsSystem HardeningNetwork TroubleshootingPacket AnalysisUser Account AdministrationFile System ManagementPatchingVulnerability RemediationBackup and RecoveryTechnical Documentation

Soft Skills

CollaborationProblem-Solving

Tools & Technologies

TCP/IPDNSDHCPVLANsVPNsFirewalls

Certifications & Qualifications

Red Hat/Linux Certification

Industry Keywords

Mission-Critical EnvironmentsCybersecuritySecure EnvironmentsUS Navy ExperienceSubmarine Systems

Tech Stack

Tools & technologies

Cyber SecurityDNSFirewallsLinuxPythonShell ScriptingSwitchingTCP/IP

About the role

Key responsibilities & impact

Install, configure, secure, and maintain Linux operating systems in enterprise and mission-critical environments
Administer Linux servers, services, user accounts, file systems, patches, and access controls
Monitor system performance and availability, analyze logs, and troubleshoot operational issues
Troubleshoot networks across Linux hosts and connected infrastructure
Configure, manage, and troubleshoot network services and protocols
Analyze packet flow, connectivity, latency, and service communication issues
Support network integration and interoperability of Linux systems with mission platforms, enclaves, and external interfaces
Develop, maintain, and enhance system capabilities using shell scripting or Python
Implement system hardening, patching, and vulnerability remediation
Support backup, recovery, continuity, and system restoration procedures
Collaborate with cybersecurity, network engineering, software, and systems engineering teams
Maintain technical documentation, network diagrams, system procedures, and configuration baselines
Support lab, test, deployment, and operational environments
Provide support for specialized defense systems

Requirements

What you’ll need

Bachelor's degree and 0-2 years of related work experience
Clearance Required: Secret
Strong networking skills desired
Red Hat/Linux certifications desired
US Navy and submarine system experience highly desired
Hands-on Linux administration experience
Networking knowledge, including TCP/IP, DNS, DHCP, routing, switching, VLANs, VPNs, firewalls, and interface bonding
Shell scripting or Python experience
Experience working in secure environments and supporting critical infrastructure

Benefits

Comp & perks

Healthcare benefits
Paid leave
Retirement plans
Insurance programs
Education and training assistance
Employee ownership