Rackner - Application Security Engineer — Secure Mission Systems
Requirements
• Bachelor’s degree in Cybersecurity. • At least six years of experience involving cyber resilience, SAST, DAST, and software-vulnerability remediation. • Hands-on experience with Fortify, JFrog Xray, and OWASP ZAP. • Identifying, evaluating, triaging, and supporting remediation of application-security vulnerabilities. • Working directly with software-development teams to resolve security findings. • Experience with software supply-chain security, dependency risk, or software-composition analysis. • Understanding of secure software-development lifecycle practices. • Integrating automated security scanning into software-development or CI/CD workflows. • Ability to clearly document technical findings and communicate them to developers and technical stakeholders. • Experience with several of the following can improve alignment: • GitLab-based development and CI/CD workflows. • Artifactory or similar artifact-management platforms. • OpenShift, Kubernetes, and containerized application environments. • Additional SAST, DAST, dependency-scanning, or software-composition-analysis tools. • Secure-code review and remediation verification. • Application-security testing in disconnected, restricted, or customer-managed environments. • Supporting classified, defense, aerospace, government, or other regulated software environments. • Collaboration across application security, software engineering, platform, DevSecOps, and AI/ML teams. • You do not need equal depth in every area, but your background should include direct experience with the named application-security tools and workflows.
Responsibilities
• Integrate application-security testing throughout the software-development lifecycle. • Conduct and support static application-security testing using Fortify. • Conduct and support dynamic application-security testing using OWASP ZAP. • Support software-composition analysis and software supply-chain security using JFrog Xray. • Review and triage security findings, identify actionable vulnerabilities, and distinguish meaningful risks from false positives. • Work directly with software engineers to understand root causes, support remediation, and verify completed fixes. • Integrate automated security scanning into secure CI/CD and GitLab-based development workflows. • Strengthen dependency-management and software supply-chain controls throughout development and delivery. • Support application security within environments using GitLab, Artifactory, OpenShift, and Kubernetes. • Contribute to technical reviews, code reviews, software testing, and security-remediation activities. • Produce clear vulnerability findings, remediation reports, code-review observations, and technical documentation. • Support verification that software meets applicable functional, coding, and security requirements before release. • Collaborate with software, AI/ML, platform, DevSecOps, and customer technical teams.
Benefits
• At Rackner, you will have the opportunity to protect technology supporting critical defense and public-sector missions. • You will work on more than isolated scan execution or vulnerability reports. This role combines hands-on application-security testing, vulnerability analysis, remediation verification, software supply-chain security, and close collaboration across software, AI/ML, platform, and mission-focused teams. • Rackner has delivered more than $30 million in recent federal awards and supports mission-critical work across defense, civilian, and public-sector environments. We are looking for an application-security engineer who can build on that momentum by strengthening secure delivery, helping teams resolve vulnerabilities, and improving confidence in the software reaching mission users. • Competitive compensation • Company-supported certifications aligned with current and future program work • 401(k) with 100% company match up to 6% • Medical, dental, vision, life, and disability coverage • Paid time off and company holidays • Remote-work support and home-office equipment plan • Fitness and wellness reimbursement • Weekly pay schedule • Professional-development and future growth opportunities • If you are an application-security professional who wants broader influence across secure development, automated security testing, vulnerability remediation, and software supply-chain security, we would like to hear from you.
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