Security Engineer Resume Keywords: AppSec, Cloud & Compliance
Security engineering has one of the densest keyword landscapes in tech. Between tools, frameworks, compliance standards, and attack methodologies, there is a lot of vocabulary to cover on your resume.
Most security resumes list tools without connecting them to outcomes. The keywords below are organized by security domain so you can match the exact terms ATS systems scan for in your target role.
Learn formatting rules that get security resumes past ATS in our ATS Logic for Professionals.
Application Security Keywords
SAST/DAST Tools
- Snyk
- SonarQube
- Checkmarx
- Veracode
- Fortify
- Semgrep
- CodeQL
- Burp Suite
- OWASP ZAP
- Acunetix
- Invicti
AppSec Concepts
- Application security
- Secure SDLC
- Secure coding
- Code review
- Security review
- Threat modeling
- STRIDE
- DREAD
- Attack surface analysis
- Input validation
- Output encoding
- Authentication
- Authorization
- Session management
- API security
OWASP
- OWASP Top 10
- OWASP ASVS
- OWASP Testing Guide
- OWASP SAMM
- SQL injection
- Cross-site scripting (XSS)
- CSRF
- SSRF
- Injection attacks
- Broken access control
- Security misconfiguration
- Insecure deserialization
Cloud Security Keywords
AWS Security
- AWS Security Hub
- AWS GuardDuty
- AWS IAM
- AWS KMS
- AWS CloudTrail
- AWS Config
- AWS WAF
- AWS Shield
- AWS Macie
- S3 bucket security
- VPC security
- Security groups
GCP Security
- Google Cloud Security Command Center
- Cloud IAM
- Cloud KMS
- Cloud Armor
- VPC Service Controls
- Binary Authorization
- Cloud Audit Logs
Azure Security
- Azure Security Center
- Azure Sentinel
- Azure AD
- Azure Key Vault
- Azure Firewall
- Azure DDoS Protection
- Microsoft Defender
Cloud Security Concepts
- Cloud security posture management (CSPM)
- Cloud workload protection (CWPP)
- Cloud access security broker (CASB)
- Identity and access management (IAM)
- Least privilege
- Zero trust
- Infrastructure as code security
- Container security
- Kubernetes security
- Serverless security
- Cloud-native security
Network Security Keywords
Tools
- Firewall
- IDS/IPS
- WAF
- VPN
- DLP
- NAC
- SIEM
- Palo Alto
- Cisco ASA
- Fortinet
- pfSense
Concepts
- Network segmentation
- Micro-segmentation
- Network monitoring
- Traffic analysis
- Packet capture
- Protocol analysis
- DMZ
- Zero trust network
- SSL/TLS
- PKI
- Certificate management
- DNS security
Security Operations Keywords
SIEM & Monitoring
- Splunk
- Elastic Security
- QRadar
- Sentinel
- Chronicle
- Sumo Logic
- LogRhythm
- Detection engineering
- Custom detection rules
- Correlation rules
- Alert tuning
- Log analysis
- Log aggregation
Incident Response
- Incident response
- Incident handling
- IR playbook
- Runbook
- Forensics
- Digital forensics
- Malware analysis
- Root cause analysis
- Post-incident review
- Lessons learned
- Containment
- Eradication
- Recovery
Threat Intelligence
- Threat intelligence
- Threat hunting
- MITRE ATT&CK
- Indicators of compromise (IoC)
- Threat modeling
- Kill chain
- Diamond model
- Threat landscape
- APT
- Adversary emulation
Compliance & Governance Keywords
Frameworks
- SOC 2 Type I
- SOC 2 Type II
- PCI-DSS
- HIPAA
- GDPR
- CCPA
- ISO 27001
- NIST CSF
- NIST 800-53
- CIS Controls
- CIS Benchmarks
- FedRAMP
Governance
- Security governance
- Risk management
- Risk assessment
- Risk register
- Security policy
- Security standards
- Security awareness
- Security training
- Vendor risk management
- Third-party risk
- Security audit
- Audit remediation
- Control assessment
- Gap analysis
Vulnerability Management Keywords
Tools
- Nessus
- Qualys
- Rapid7
- Tenable
- OpenVAS
- Nuclei
- Trivy
- Grype
- Aqua Security
Concepts
- Vulnerability scanning
- Vulnerability assessment
- Vulnerability management program
- Patch management
- Remediation tracking
- SLA compliance
- CVE
- CVSS scoring
- Critical vulnerability
- Exploit assessment
- Attack surface management
- Penetration testing
- Red team
- Purple team
Security Automation Keywords
Languages
- Python
- Bash
- Go
- PowerShell
- Ruby
Automation
- Security automation
- SOAR
- Security orchestration
- Automated remediation
- Infrastructure as code security
- Policy as code
- OPA (Open Policy Agent)
- Terraform security
- CI/CD security
- Pipeline security
- DevSecOps
- Shift-left security
Action Verbs for Security Engineers
For Detection
- Detected
- Identified
- Discovered
- Uncovered
- Analyzed
- Investigated
- Hunted
- Monitored
- Alerted
- Correlated
For Defense
- Secured
- Protected
- Hardened
- Remediated
- Mitigated
- Contained
- Prevented
- Blocked
- Defended
- Patched
For Programs
- Built
- Established
- Implemented
- Designed
- Developed
- Created
- Launched
- Matured
- Scaled
- Automated
Keywords by Seniority
Junior Security Engineer (0-2 years)
- Vulnerability scanning
- Security monitoring
- Log analysis
- Security tools
- OWASP Top 10
- Network security basics
- Linux security
- CompTIA Security+
- Incident triage
Mid-Level Security Engineer (3-5 years)
- Threat modeling
- Detection engineering
- Cloud security
- AppSec
- Penetration testing
- Incident response
- Compliance
- Security automation
- OSCP/CISSP
Senior Security Engineer (6+ years)
- Security architecture
- Security program
- Security strategy
- Risk management
- Threat intelligence
- Security leadership
- Executive communication
- Vendor evaluation
- Zero trust architecture
- Security culture
Quick Reference: Top 50 Security Keywords
- Application security
- Cloud security
- Vulnerability management
- Incident response
- OWASP Top 10
- SIEM
- Threat modeling
- Penetration testing
- IAM
- Encryption
- SOC 2
- PCI-DSS
- NIST
- CIS Controls
- DevSecOps
- Burp Suite
- Snyk
- Splunk
- AWS Security
- Python
- Kubernetes security
- Container security
- Zero trust
- Network security
- Firewall
- IDS/IPS
- MITRE ATT&CK
- Detection engineering
- Security automation
- Compliance
- Risk assessment
- Security audit
- Malware analysis
- Forensics
- DLP
- PKI
- SSL/TLS
- API security
- Secure SDLC
- Code review
- SAST/DAST
- Vulnerability scanning
- Patch management
- Security training
- Threat hunting
- SOAR
- Log analysis
- GDPR
- HIPAA
- Security governance
Build your ATS-optimized security engineer resume with the right keywords
Keyword Strategy for Security Engineers
Lead With Your Specialization
Security is broad. Your resume should immediately signal your domain: AppSec, cloud security, infrastructure, or security operations. Use domain-specific keywords first, then general security terms.
Strong opening: "Security Engineer specializing in cloud security and DevSecOps, implementing automated security controls across AWS infrastructure supporting $100M product line"
Match Tool Names Exactly
ATS systems match tool names literally. Write "Burp Suite Professional" not "web proxy." Write "Splunk Enterprise Security" not "SIEM tool." Use the exact tool names from the job posting.
Include Compliance Keywords
Even if you are not a compliance specialist, include compliance frameworks you have worked with. SOC 2, PCI-DSS, and HIPAA keywords appear in most security job descriptions and boost ATS match rates.
Quantify Defensive Impact
Every keyword should connect to a number. "Vulnerability management" must be backed by "Managed vulnerability program covering 500+ assets with 95% critical remediation within SLA." Without quantified backing, security keywords read as theoretical knowledge rather than proven capability.
Separate Offensive and Defensive Keywords
If you have both offensive (penetration testing, red team, exploit development) and defensive (detection engineering, incident response, security hardening) experience, create distinct groupings. Mixing them confuses ATS scoring and makes your specialization unclear. Most security job descriptions lean heavily toward one side, so match the keyword emphasis to the role you are targeting.
Update Keywords for Emerging Domains
Supply chain security, AI/ML security, and zero trust architecture are increasingly appearing in security job descriptions. If you have experience with SBOM generation, dependency scanning, model security, or zero trust implementations, include these keywords prominently. They signal you are current with the evolving threat landscape and not relying on skills from five years ago.
For full resume structure and examples, see our Security Engineer Resume Guide.
