Senior Infra & App Security Lead — DevSecOps

Gizli; Fatih; On-site; TRY 300,000 - 500,000; Full time

Job summary

Gizli is seeking an experienced IAM and cybersecurity professional to deploy and maintain security controls across the IT landscape. You will work with cross-functional teams to implement, monitor, and enhance access controls, authentication, and compliance measures.

As part of the role, you will collaborate with developers and SOC teams to test, remediate, and document security posture, ensuring alignment with CIS/STIG standards and industry best practices.

Qualifications

• Bachelor’s degree or higher in CS/IT/Engineering; master’s/MBA a plus.
• 3+ years of IAM-related experience.
• Deep knowledge of IAM frameworks, architectures.
• Hands-on with AD, LDAP, SSO, MFA, PAM.
• Familiar with RBAC, ABAC, PBAC; IAM audits & compliance.
• Certifications: CISSP, CISM, CIAM, MS SC-300, SailPoint, Okta.
• Detail-oriented with strong problem solving.
• Strong leadership and teamwork.
• Innovative and continuous learner.
• Excellent communication and cross-functional collaboration.
• Strong analytic thinking and process design.

Responsibilities

• Deploy, configure, update, and maintain security solutions.
• Ensure secure network segmentation and access control; monitor data traffic.
• Enforce cybersecurity controls across IT infrastructure.
• Identify and remediate configuration errors and weak encryption.
• Conduct security testing on web & enterprise apps; embed controls into CI/CD (DevSecOps).
• Collaborate with developers to remediate vulnerabilities.
• Plan and execute penetration tests, vulnerability scans, configuration audits.
• Analyze, prioritize, and follow up on remediation of discovered vulnerabilities.
• Ensure CIS/STIG compliance; document and manage changes.
• Support SOC by analyzing alerts and contributing to incident response.
• Maintain up-to-date security architecture diagrams, configurations, and checklists.
• Prepare security posture assessments and technical reports.
• Evaluate and test new security tools; propose applicable solutions.
• Develop automation and integration use cases to improve security visibility and response.

Skills

IAM expertise

Cybersecurity

Security testing

Remediation

DevSecOps

Communication

Leadership

Problem-solving

Documentation

Education

Bachelor's degree in CS/IT/Engineering/Management

Master’s or MBA is a plus

Tools

AD

LDAP

SSO

MFA

PAM

Job description

Gizli is seeking an experienced IAM and cybersecurity professional to deploy and maintain security controls across the IT landscape. You will work with cross-functional teams to implement, monitor, and enhance access controls, authentication, and compliance measures.

As part of the role, you will collaborate with developers and SOC teams to test, remediate, and document security posture, ensuring alignment with CIS/STIG standards and industry best practices.