Incident Response Analyst I

Centene Corporation

. Triage and investigate security alerts, events, and notifications end to end across endpoint, email, identity, and network telemetry .

Posted 10/26/2026full-timeRemote • Missouri • United StatesJuniorMid-Level💰 $31 - $55 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in security alert triage, incident response, and log analysis while collaborating with cross-functional teams to enhance security configurations and automate processes. Proficient in identifying indicators of compromise and supporting enterprise-wide remediation efforts.

Highest-signal resume keywords

Security Alert TriageIncident ResponseLog AnalysisIndicators Of Compromise (IOCs)Networking Fundamentals

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Log AnalysisIncident ResponseSecurity Alert TriageIndicators Of Compromise (IOCs)Networking FundamentalsWindows Operating System FundamentalsLinux Operating System FundamentalsThreat Actor Tactics, Techniques, And Procedures (TTPs)Data Collection And AnalysisSecurity Configuration Review

Soft Skills

Problem SolvingCollaborationCommunication

Tools & Technologies

Case Management SystemThreat Reporting ServicesAutomated ScriptsResponse Playbooks

Certifications & Qualifications

CompTIA Security+Microsoft SC-200AWS Certified Cloud PractitionerISC2 CC

Industry Keywords

Endpoint SecurityEmail SecurityIdentity SecurityNetwork TelemetryAccess Control ValidationSecurity BreachesRemediation EffortsIncident Response Processes

Tech Stack

Tools & technologies

AWSCloudDNSFirewallsLinuxTCP/IP

About the role

Key responsibilities & impact

Triage and investigate security alerts, events, and notifications end to end across endpoint, email, identity, and network telemetry
Escalate confirmed or suspected incidents to DFIR according to defined criteria
Analyze reported and detected phishing and malicious email
Document investigation steps, findings, and dispositions in the case management system
Execute approved containment actions, including IOC blocking and host isolation
Identify detection tuning and automation opportunities
Support reviews of security configurations on Centene's production information systems and networks
Assist with prevention and resolution of security breaches and initiation of incident response processes
Assist with access authorization reviews and access control validation
Contribute to automated scripts, response playbooks, and programmed responses
Collaborate with Information Security Architects, Information Security Engineers, and software or hardware stakeholders
Integrate third-party attack monitoring and threat reporting services into internal CIRT communications systems
Support enterprise-wide remediation efforts, leadership briefings, and reporting
Perform other duties as assigned and comply with policies and standards

Requirements

What you’ll need

Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future
Bachelor's degree in a quantitative or business field (e.g., statistics, mathematics, engineering, computer science) and 0–2 years of related experience, or equivalent experience, or completion of a Centene-sponsored emerging talent program
Networking fundamentals, including TCP/IP, DNS, and HTTP
Knowledge of network and infrastructure technologies, including routers, switches, and firewalls
Windows and Linux operating system fundamentals
Log analysis and investigation of security events
Knowledge of indicators of compromise (IOCs) and threat actor tactics, techniques, and procedures (TTPs)
CompTIA Security+, Microsoft SC-200, AWS Certified Cloud Practitioner, or ISC2 CC preferred but not required
Beginner-level ability to identify basic problems and procedural irregularities, collect data, establish facts, and draw valid conclusions

Benefits

Comp & perks

Competitive pay
Health insurance
401K
Stock purchase plans
Tuition reimbursement
Paid time off plus holidays
Flexible approach to work with remote, hybrid, field or office work schedules
Additional forms of incentives may be included in total compensation
Equal opportunity employer committed to diversity