Updated for 2026

Cybersecurity Analyst
Resume Example

A proven, ATS-optimized resume structure used by cybersecurity analysts at security-focused organizations. Copy it, adapt it, land more interviews.

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ATS Score
89
Good
Keywords · Impact · Format
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Jordan Brooks

Washington, DC  |  [email protected]  |  (202) 555-9012  |  linkedin.com/in/jordanbrooks-sec
Summary

Cybersecurity analyst with 4 years of experience in threat detection, incident response, and vulnerability management. Led a SOC team that reduced mean time to detect (MTTD) from 8 hours to 45 minutes through SIEM optimization and automated playbooks. CompTIA Security+ and CySA+ certified with hands-on experience across endpoint, network, and cloud security.

Technical Skills
Security Tools: Splunk, CrowdStrike, Palo Alto, Nessus, Burp Suite, Wireshark
SIEM & SOAR: Splunk Enterprise Security, Sentinel, Cortex XSOAR, Phantom
Cloud Security: AWS Security Hub, GuardDuty, Azure Sentinel, GCP Security Command Center
Languages & Scripting: Python, Bash, PowerShell, SQL, KQL
Certifications
CompTIA Security+  •  CompTIA CySA+  •  AWS Security Specialty  •  Splunk Core Certified Power User
Experience
Cybersecurity Analyst - SecureVault Washington, DC  |  May 2022 – Present
  • Led SIEM optimization initiative in Splunk, tuning 150+ correlation rules and reducing false positive alerts by 72%, enabling the team to focus on genuine threats
  • Developed automated incident response playbooks using Cortex XSOAR, reducing mean time to respond (MTTR) from 4 hours to 25 minutes for common incident types
  • Conducted vulnerability assessments across 500+ endpoints using Nessus, identifying and coordinating remediation of 40+ critical vulnerabilities within SLA
  • Investigated and contained a targeted phishing campaign affecting 300+ employees, preventing credential compromise through rapid domain blacklisting and forced password resets
  • Built Python scripts for threat intelligence enrichment, automatically correlating IOCs across 5 threat feeds and reducing analyst investigation time by 50%
Junior Security Analyst - CyberShield Arlington, VA  |  Jul 2021 – Apr 2022
  • Monitored and triaged 300+ daily security alerts in a 24/7 SOC environment, maintaining 15-minute average initial response time
  • Performed weekly vulnerability scans and generated executive reports, tracking remediation progress for 300+ findings per quarter
  • Created phishing simulation campaigns for 1,000+ employees, improving click-through rate from 22% to 4% over 6 months
  • Assisted in SOC 2 Type II audit preparation, documenting 30+ security controls and evidence collection procedures
Education
B.S. Cybersecurity - George Washington University 2021
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Why This Resume Works

This resume scores well with ATS systems and security hiring managers because it follows four principles:

1
Summary leads with core security domains

Threat detection, incident response, vulnerability management - the three pillars of security analyst roles.

2
Certifications placed prominently

Security roles weight certs more heavily than almost any other tech role.

3
Metrics focus on detection speed and risk reduction

MTTD, MTTR, and false positive reduction - the CISO-level KPIs that matter.

4
Shows progression from SOC monitoring to leading security initiatives

Career growth from triaging alerts to optimizing detection systems and automating response.

Section-by-Section Breakdown

Summary

Opens with the three core competencies security hiring managers search for. The MTTD improvement (8hrs → 45min) is a powerful proof point. Certifications mentioned in the summary because they're gatekeepers in cybersecurity.

Technical Skills

Organized by security domain: tools, SIEM/SOAR, cloud security, scripting. Including both Splunk and Sentinel shows multi-platform experience. Python/Bash for automation is increasingly expected.

Tip: Mirror the exact terms from the job description. If they say "Microsoft Sentinel," don't just write "Azure Sentinel" - include both variations.

Experience

Balances defensive metrics (false positive reduction, MTTR) with proactive work (vulnerability assessments, phishing campaigns). The incident investigation bullet adds a real-world narrative that shows composure under pressure.

Certifications

Dedicated section, not buried in skills. Security+, CySA+, and AWS Security Specialty cover the foundations - a clear progression path that hiring managers recognize.

Pro Tips for Cybersecurity Analyst Resumes

Tip: Certifications are non-negotiable in cybersecurity. Security+, CySA+, or CISSP should be in a dedicated section, not hidden in your skills list.

Tip: Quantify your impact with SOC metrics: MTTD, MTTR, false positive rate, alerts triaged per day. These are the numbers security leaders actually track.

Key Skills for Cybersecurity Analyst Resumes

Based on analysis of thousands of job postings, these are the most frequently required skills:

SIEM (Splunk) Incident Response Vulnerability Management Threat Detection Python Scripting Cloud Security SOAR Automation Network Security Compliance (SOC 2/NIST) Endpoint Protection

How the ATS Score Is Calculated

Keywords (SIEM, incident response, vulnerability management) 40% + Security Metrics (MTTD/MTTR) 25% + Structure & Formatting 35%

Common Mistakes on Cybersecurity Analyst Resumes

  • ⚠Listing security tools without showing what you detected or prevented - tools are means, not achievements.
  • ⚠No certifications section - security is one of the most cert-driven fields in tech.
  • ⚠Missing incident response experience - every security analyst handles incidents, show your role.
  • ⚠Not mentioning compliance frameworks (SOC 2, NIST, ISO 27001) - security work happens within compliance contexts.

Related Guides

→ Cloud Engineer Resume Example → Software Engineer Resume Example → Data Analyst Resume Example

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