Security Engineer, Linux Systems Engineer

Navy Federal Credit Union

. Support maintenance of IT and enterprise-class security applications and systems .

Posted 9/23/2026full-timeUnited StatesMid-LevelSenior💰 $99,400 - $155,850 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in deploying, optimizing, and maintaining enterprise security applications across various environments, with a strong focus on automation, scripting, and compliance with security best practices. Proficient in troubleshooting and managing Linux and Windows server operating systems while ensuring platform stability and security.

Highest-signal resume keywords

Enterprise Security Applications ManagementLinux/Windows Server TroubleshootingScripting with Ansible, Python, Bash, PowerShellUnderstanding of PCI-DSS/NCUA ComplianceAgile Methodologies, Specifically Kanban

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Server Configuration AutomationPatching and Upgrading Operating SystemsEnterprise High-Security Systems EngineeringSSO/SAML/OAuth IntegrationChange Management ProcessesNetworking PrinciplesCybersecurity ApplicationsPacket Capture AnalysisJava/Tomcat or .NET/IIS ApplicationsSIEM Integration

Soft Skills

CollaborationProblem-SolvingCommunication

Tools & Technologies

JiraConfluenceSIEM ToolsTLS Certificates Management

Industry Keywords

IT SecurityEnterprise ApplicationsSaaSIaaSAudit CompliancePlatform StabilityVulnerability Remediation

Tech Stack

Tools & technologies

AnsibleCyber SecurityFirewallsJavaLinuxPythonRubySwitching.NET

About the role

Key responsibilities & impact

Support maintenance of IT and enterprise-class security applications and systems
Troubleshoot Linux and/or Windows server operating systems and enterprise applications
Deploy, optimize, and maintain enterprise security applications across on-premises, SaaS, and IaaS environments
Remediate vulnerabilities and maintain platform stability through monitoring, patching, and administration
Deploy and configure SaaS enterprise applications
Deploy AI, Agentic, and ML/LLM solutions to address modern security threats
Create and maintain internal engineering documentation
Renew and update TLS certificates on appliances and enterprise applications
Respond to audit and enterprise hardening requests
Update stories and subtasks for work in flight
Participate in daily operations briefings
Monitor daily ticket queues and assign incidents/work as required
Perform quarterly access reviews
Participate in on-call and after-hours rotation
Collaborate with the Platform Engineering manager and Information Security teams

Requirements

What you’ll need

Bachelor's Degree in Computer Science, Information Technology, Engineering, or related discipline, or equivalent combination of education and experience
Extensive hands-on experience automating/scripting server configurations and deployments
Extensive hands-on experience patching and upgrading Linux and Windows operating systems, packages, and applications
Extensive hands-on experience in enterprise high-security systems engineering or a similar role
Understanding of enterprise security and hardening best practices, with a focus on PCI-DSS/NCUA ideal
Experience with AI, Agentic solutions, and ML/LLMs in practice and/or technology deployment
Experience scripting with Ansible, Python, Bash, PowerShell, Ruby, or similar
Thorough understanding of SSO/SAML/OAuth integration of enterprise applications
Ability to troubleshoot common Linux operating systems or Windows server operating systems
Experience with change, problem, configuration, and project management processes
Hands-on experience with Agile, specifically Kanban workflow
Experience using/integrating tools with SIEMs
Experience with large enterprise processes, ticketing, coordination, detailed change management, and control processes
Knowledge of networking, firewalls, routing, switching, load balancing, and proxy principles
Desired: experience with cybersecurity applications; Java/Tomcat or .NET/IIS COTS applications in clustered environments; physical or virtual appliances; packet capture analysis; Jira/Confluence
Applicants must be authorized to work in the United States without current or future sponsorship

Benefits

Comp & perks

Highly competitive pay
Generous benefits and perks
Flexible hours within core office hours
On-call and after-hours rotation compensation (not specified)