Resume Example

Security Engineer Resume Example

Updated September 2026

Hiring teams look for security engineers who bridge the gap between software development and infrastructure defense rather than just filing tickets. Frame your background around what you built or automated, whether that is hardening AWS IAM roles, writing custom Semgrep rules, or speeding up vulnerability remediation SLA times. Mention your primary tech stack early so technical screeners know whether you lean toward AppSec, cloud infrastructure, or detection engineering.

TechSalary: $130K – $195K

What to Write on Your Security Engineer Resume

Use quantified achievement bullets instead of generic duties. Here are examples tailored for security engineer roles:

  • 1Engineered automated SAST scanning across 45 GitHub repositories using Semgrep and GitHub Actions, blocking 120+ high-severity vulnerabilities prior to production and cutting developer security ticket backlog by 65%.
  • 2Hardened AWS multi-account infrastructure for 80 microservices by enforcing least-privilege IAM policies, removing 400+ wildcard permissions and reducing cloud security misconfigurations by 78% in Wiz.
  • 3Authored 35 custom detection rules in Panther and Splunk mapped to MITRE ATT&CK techniques, slashing mean time to detect (MTTD) from 4 hours to 11 minutes across 1,200 production endpoints.
  • 4Constructed an automated secret-scanning workflow using Trufflehog and HashiCorp Vault, eliminating hardcoded credentials in codebase commits and remediating 94 exposed API tokens within 24 hours.

Top Skills for a Security Engineer Resume

Include these high-value keywords to pass ATS filters and catch recruiter attention:

AWS & GCP Cloud SecurityInfrastructure as Code (Terraform, Checkov)Application Security (SAST/DAST, Semgrep)Detection Engineering (Splunk, Panther)Identity & Access Management (Okta, IAM)Vulnerability Management & RemediationContainer Security (Kubernetes, Falco)Python & Go Security AutomationThreat Modeling (STRIDE)

Security Engineer Resume Tips

Split your experience between preventive engineering and reactive defense. Security managers want to see automated guardrails you built into CI/CD pipelines, not just a laundry list of incident alerts you cleared.
List specific tooling in context instead of a meaningless keyword block at the bottom. Writing that you tuned Wiz alerts and wrote custom Checkov policies for Terraform carries far more weight than simply dropping cloud security into a bullet.
Differentiate between AppSec, CloudSec, and Detection focus in your summary. A team hunting for a Kubernetes and AWS IAM specialist will skip past resumes that read like generic network firewall administrators.
Quantify remediation speed and blast radius reduction. Metrics like cutting Mean Time to Remediate (MTTR) for critical CVEs from 30 days to 48 hours or reducing AWS wildcards by 80% demonstrate business impact instantly.
Include practical certifications alongside real projects. Credentials like OSCP, CISSP, or AWS Certified Security Specialty help clear HR screeners, but your bullet points must prove you can script automations and review pull requests.

Best Resume Templates for Security Engineer

Frequently Asked Questions

How should I format technical skills on a security engineer resume?

Group your stack into functional categories like Cloud Security, Application Security, Detection Tools, and Languages. Placing this near the top gives technical recruiters immediate context on whether your background aligns with their infrastructure.

Do I need coding skills on a security engineer resume?

Yes. Most modern security engineering roles expect practical proficiency in Python, Go, or Bash to automate security workflows, write policy-as-code, and build custom detection parsers. Highlight scripts and tooling integrations you wrote.

Which certifications matter most for security engineering roles?

Hands-on certifications like OSCP, AWS Certified Security Specialty, CKA, and CISSP hold the most value. Place them in your education or header section, but back them up with project bullets demonstrating real implementation.

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