Senior Cybersecurity Engineer – Access Control Design Rollout

NexGen Media

Contract · Remote · Flexible hours

About the role

NexGen Media is preparing the launch of its flagship mobile app store, aligning backend services with new iOS/Android security standards. As a Senior Cybersecurity Engineer you will safeguard the mobile‑backend pipeline, ensuring data protection and compliance throughout the release cycle.

Key responsibilities

• Design and implement real‑time threat monitoring for the "AppVault" backend gateway using AWS GuardDuty and SIEM integration.
• Conduct mobile‑focused penetration tests on the upcoming app store API, reporting findings in JIRA with actionable remediation steps.
• Automate security hardening scripts for Linux containers using Ansible and Python, targeting a 30% reduction in CVE exposure before go‑live.
• Collaborate with the mobile dev squad to embed runtime encryption checks into the iOS/Android SDKs.
• Lead incident response tabletop exercises simulating a data breach during the app store rollout.
• Provide daily security posture dashboards in Grafana for senior leadership review.

Must-have skills

• Deep experience with SOC operations, incident detection, and response.
• Proficiency in Linux hardening, firewall configuration, and log analysis.
• Strong Python scripting for automation and tooling.
• Hands‑on experience securing AWS environments, including IAM, KMS, and VPC flow logs.
• Knowledge of mobile app security frameworks (OWASP Mobile Top 10).

Nice to have

• Familiarity with CI/CD security integrations (GitLab CI, Jenkins).
• Certifications such as CISSP or OSCP.