Sr. Devsecops Security Engineer

Atos SE; Hinoba-an; On-site; PHP 1,000,000 - 2,000,000; Full time

Job summary

Atos SE is seeking a Senior DevSecOps Security Engineer to lead cybersecurity testing across web apps, APIs, CI/CD pipelines, and software supply chains. You will integrate security into the SDLC, drive secure-by-design practices, and mentor junior engineers within a multi-team environment.

You will collaborate with development, QA, DevOps, and architecture teams to embed cybersecurity testing into sprint cycles, create and automate security test cases, and review remediation activities to

Qualifications

• 5-7 years of experience in Application Security Testing and DevSecOps.
• 9 years mentioning hands-on security testing is not included; we keep concise.
• Experience performing secure-by-design practices across SDLC.

Responsibilities

• Lead and execute DevSecOps operations and cybersecurity testing for web apps and APIs.

Skills

DevSecOps

Web security testing

API security testing

SAST

DAST

Fuzzing

CI/CD security testing

Shift-left security

Tools

JFrog

SonarQube

Burp Suite

Nessus

XRAY

JIRA

Microsoft Threat Modeling Tool

Postman

Job description

We are looking for a highly experienced Senior DevSecOps Security Engineer to lead cybersecurity testing initiatives across web applications, APIs, CI/CD pipelines, and software supply chain environments. The ideal candidate will have strong hands-on experience integrating security into the SDLC and driving secure-by-design practices across development, QA, and production environments.

Key Responsibilities

• Lead and execute DevSecOps operations and cybersecurity testing for web applications and APIs.
• Perform and review Static Application Security Testing (SAST), including detailed source code review.
• Conduct Dynamic Application Security Testing (DAST) across development and pre-production environments.
• Design and execute fuzzing activities for applications and APIs.
• Perform Software Composition Analysis (SCA) to identify vulnerable open-source dependencies and third-party components.
• Assess and test CI/CD pipelines for security gaps, misconfigurations, and privilege escalation opportunities.
• Conduct software supply chain security testing and identify risks in build, artifact, and deployment processes.
• Drive security testing before the Quality Assurance (QA) phase to enable shift-left security practices.
• Define and implement security testing practices across the SDLC.
• Work closely with development, QA, DevOps, and architecture teams to embed cybersecurity testing into sprint cycles.
• Identify security test scenarios during sprint planning.
• Create, maintain, and automate security test cases.
• Execute and validate security test cases across Dev, UAT, and Production promotion stages.
• Review and validate remediation activities and provide risk-based recommendations.
• Mentor junior engineers, review their reports and contribute to security best practices, standards, and governance.

Required Skills and Experience

• 5-7 years of experience in Application Security Testing, DevSecOps.
• Strong hands-on experience in web application security testing and API security testing.
• Proven experience in:
  1. SAST (secure code review)
  2. DAST
  3. Fuzzing
  4. Software Composition Analysis (SCA)
  5. CI/CD pipeline security testing
  6. Software supply chain security testing
• Strong understanding of SDLC, secure coding practices, and shift-left security.
• Experience creating and automating security test cases in agile/sprint-based environments.
• Familiarity with OWASP Top 10, API Security Top 10, and common application security vulnerabilities.
• Experience working with development, DevOps, QA, and product teams.
• Strong analytical, communication, and stakeholder management skills.

Tools Knowledge

• JFrog
• SonarQube
• Burp Suite
• Nessus
• XRAY
• JIRA
• Microsoft Threat Modeling Tool
• Postman

Preferred Qualifications

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Knowledge of container security, Kubernetes security, and Infrastructure-as-Code security.
• Experience integrating security tools into CI/CD pipelines.
• Relevant certifications such as CISSP, CSSLP, GWAPT, or DevSecOps-related certifications.