Cybersecurity Analyst Resume Example

Professional Summary

Cybersecurity analyst with 4+ years monitoring, detecting, and responding to security threats across enterprise environments. Proficient in SIEM tools, threat intelligence, and incident response with experience in SOC operations and compliance frameworks (SOC 2, NIST, ISO 27001).

Key Skills

What to Include on a Cybersecurity Analyst Resume

• A concise summary that states your cybersecurity analyst experience level, strongest domain, and the business problems you solve.
• A skills section that mirrors the job description language for SIEM (Splunk, Sentinel), Incident Response, Threat Intelligence, Vulnerability Management.
• Experience bullets that connect cybersecurity analyst, SOC analyst, threat detection to measurable outcomes such as cost savings, faster delivery, better quality, or improved customer results.
• Tools, platforms, certifications, and methods that are current for cybersecurity roles.
• Recent projects that show ownership, cross-functional work, and a clear result instead of generic responsibilities.

Sample Experience Bullets

• Monitored and triaged over 500 daily security alerts in Splunk across network, endpoint, and cloud data sources, maintaining a mean detection time of 8 minutes for critical threats. Escalated confirmed incidents with full context so the response team could act immediately
• Led incident response for 25+ security events over 2 years, including a ransomware attempt that was contained within 45 minutes before any data was encrypted. Wrote post-incident reports with root cause analysis and remediation steps for each event
• Wrote 40+ custom SIEM detection rules mapped to MITRE ATT&CK techniques, expanding coverage to 12 additional tactics while cutting false positive volume by 60%. Tuned the rules monthly based on alert review data and threat intelligence updates
• Ran quarterly vulnerability assessments across 2,000+ endpoints using Nessus and coordinated remediation with IT operations teams. Tracked 500+ critical and high-severity findings to closure with a 30-day average remediation window
• Automated threat intelligence feed ingestion and IOC enrichment using Python scripts and Cortex XSOAR playbooks, reducing average analyst triage time by 45%. The automation also standardized how indicators were tagged and correlated across alerts
• Participated in the 24/7 SOC rotation covering nights, weekends, and holidays, handling network, endpoint, and cloud security monitoring independently during off-hours shifts. Maintained consistent alert quality regardless of shift timing
• Investigated phishing campaigns targeting employees by analyzing email headers, extracting URLs, and correlating login activity in Azure AD logs. Identified compromised accounts within hours and worked with IT to force password resets and revoke sessions
• Maintained and improved the incident response playbooks after every major incident, adding decision trees and tool-specific steps based on lessons learned. The updated playbooks reduced response variability between analysts on different shifts
• Trained 3 new SOC analysts on alert triage procedures, Splunk query writing, CrowdStrike investigation workflows, and escalation criteria. Built a training lab environment with realistic alert scenarios for hands-on practice
• Created weekly threat briefings summarizing relevant industry threats, active campaigns, and new detection opportunities for the security team. These briefings helped the team stay current without everyone needing to read every threat report
• Worked with the engineering team to improve log coverage by identifying 8 critical systems that were not forwarding logs to the SIEM. Getting those systems onboarded closed significant visibility gaps in the monitoring environment

ATS Keywords for Cybersecurity Analyst Resumes

Use these terms naturally where they match your experience and the job description.

Recommended Certifications

• CompTIA Security+
• Certified SOC Analyst (CSA)
• Splunk Certified Power User

What Does a Cybersecurity Analyst Do?

• Design, develop, and maintain software solutions using SIEM (Splunk, Sentinel), Incident Response, Threat Intelligence and related technologies
• Collaborate with cross-functional teams including product managers, designers, and QA engineers to deliver features on schedule
• Write clean, well-tested code following industry best practices for cybersecurity analyst and SOC analyst
• Participate in code reviews, technical discussions, and architecture decisions to improve system quality and team knowledge
• Troubleshoot production issues, optimize performance, and ensure system reliability across all environments

Resume Tips for Cybersecurity Analysts