Information Assurance/Security Engineer - Linux Systems Specialist
Middletown, RIFull-time$85–120K/yrPosted 2w agoStill listed today
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Requirements
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Job overview
AMERICAN SYSTEMS seeks an Information Security Engineer specializing in Linux systems to administer, secure, troubleshoot, and optimize Linux environments supporting critical infrastructure and defense systems. The role combines hands-on Linux administration with networking expertise and scripting in shell or Python. The engineer will support secure operational, lab, test, and deployment environments and collaborate with cybersecurity, network, software, and systems engineering teams.
Skills & qualifications
Skills
Qualifications
Benefits
Full job description
Overview
AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Engineering & Analysis, and Training.
The Information Security Engineer - Linux Systems will be responsible for administering, securing, troubleshooting, and optimizing Linux-based systems in complex operational environments. This role requires deep hands-on Linux administration experience paired with strong networking knowledge, including the ability to diagnose and resolve issues across system, application, and network layers. The successful candidate will be comfortable working in secure environments, supporting critical infrastructure, and developing advanced capabilities using shell scripting or Python.
Responsibilities
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Install, configure, secure, and maintain Linux operating systems in enterprise and mission-critical environments
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Administer Linux servers, services, user accounts, file systems, patches, and access controls
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Monitor system performance and availability, analyze logs, and troubleshoot complex operational issues
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Serve as a primary technical resource for network troubleshooting across Linux hosts and connected infrastructure
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Configure, manage, and troubleshoot network services and protocols, including TCP IP, DNS, DHCP, routing, switching, VLANs, VPNs, firewalls, and interface bonding
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Analyze packet flow, connectivity, latency, and service communication issues across local and remote systems
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Support network integration and interoperability of Linux systems with mission platforms, enclaves, and external interfaces
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Develop, maintain, and enhance system capabilities using shell scripting and or Python
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Implement system hardening, patching, and vulnerability remediation in accordance with security requirements
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Support backup, recovery, continuity, and system restoration procedures
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Collaborate with cybersecurity, network engineering, software, and systems engineering teams to maintain reliable operations
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Maintain technical documentation, network diagrams, system procedures, and configuration baselines
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Support lab, test, deployment, and operational environments as required
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Provide support for specialized defense systems
Qualifications
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Bachelor's degree and 2-4 years of related work experience
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US Navy and submarine system experience highly desired
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Red Hat/Linux certifications desired
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Strong networking skills desired
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $85,000.00/Yr. - USD $120,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance. EEO Statement EEO Race/Sex/Disability Status/Veteran Status
How this job compares
Set against the 11,779 open Systems Engineer jobs on Olive Jobs, counted November 10, 2026.
- Pay
- This posting$85–120K/yr
- Rhode Island median$95–162K/yr42 salary ranges
- US median$115–187K/yr8,747 salary ranges
This range's midpoint, $103K, is 19% below the Rhode Island median midpoint ($126K) — in the lowest quarter of Systems Engineer salary ranges in Rhode Island.
- Openings
- Olive Jobs lists 59 open Systems Engineer jobs in Rhode Island and 11,779 across the US. 5% of them nationwide are listed as remote or flexible.
- Hiring the most in Rhode Island
- Oracle13 open
- RTX Corporation7 open
- SEACORP7 open
- Experience
- This posting asks for at least 2 years of experience — less than three in four Systems Engineer postings that state a minimum ask for (median 5 years, across 9,741 postings).
- Education
- This posting asks for a bachelor's degree; 4,409 of the 11,779 open Systems Engineer jobs (37%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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