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3Core Systems, Inc

Site Reliability Engineer, SRE

3Core Systems, Inc

Site Reliability Engineer working in a Server Administrator capacity to support vulnerability analysis for Texas Education Agency systems. Analyzing security vulnerabilities and coordinating remediation across multiple technical teams.

Posted 4/29/2026contractRemote • 🇺🇸 United StatesSeniorLeadWebsite

Tech Stack

Tools & technologies
JavaJavaScriptLinux.NETNode.jsServiceNow

About the role

Key responsibilities & impact
  • Analyze and classify Critical security vulnerabilities across servers, applications, databases, and middleware
  • Review CVEs, scanner findings, and vendor advisories to validate applicability and risk
  • Develop written remediation plans (patching, upgrades, configuration changes, library updates)
  • Coordinate remediation with Information Security Server Administrators, Application Development teams, DBAs, QA, and Release Management
  • Track remediation progress, risks, and dependencies
  • Update status, evidence, and closure documentation in enterprise tools (e.g., ServiceNow, Tenable)
  • Support re-scans, validation, audits, and compliance documentation
  • Provide regular status reporting on open, in-progress, and closed vulnerabilities

Requirements

What you’ll need
  • 8 years of experience
  • Strong knowledge of Windows and Linux servers
  • Application platforms (Java, .NET, Node.js)
  • Databases and middleware
  • Hands-on experience fixing application security vulnerabilities
  • Familiarity with CVEs
  • Vendor advisories and vulnerability scanning tools
  • Agile
  • Strong documentation and stakeholder communication skills

Benefits

Comp & perks
  • Health insurance
  • Retirement plans
  • Flexible work arrangements
  • Professional development
  • Equipment allowances

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
security vulnerabilitiesWindows serversLinux serversJava.NETNode.jsdatabasesmiddlewareapplication securityvulnerability scanningremediation plans
Soft Skills
documentationstakeholder communicationcoordinationstatus reportingrisk management