Senior Cloud Security Engineer & Platform Architect

RXinsider LTD.; Philadelphia (Philadelphia County); On-site; USD 150,000 - 190,000; Full time

Job summary

Elsevier is seeking a Senior Security Engineer to lead design, build, and operate security tooling at scale within the Information Security & Data Protection team. You will own architecture decisions for platforms, guide junior engineers, and ensure secure-by-design practices across initiatives.

The role emphasizes production-grade delivery, collaboration with Incident Response, Threat Engineering, and GRC, and adopting AI-assisted engineering tools to boost velocity and code quality.

Qualifications

• Hands-on experience designing and operating cloud-native security platforms at production scale.
• Ownership of security architecture in AWS (or OCI/Aliyun) multi-account, multi-region.
• Experience with CI/CD pipelines for reliability and security.

Responsibilities

• Leading the design, architecture, and delivery of security platforms and services.
• Owning and evolve Infrastructure as Code standards (Terraform) and CI/CD practices (GitHub Actions) across the team, ensuring reliable, secure, and repeatable deployments.
• Providing technical leadership and mentorship to junior and mid-level engineers, including design review, code review, and guidance on secure engineering practices.
• Driving integration, tuning, and lifecycle management of core security tooling.
• Partnering with Incident Response, Threat Engineering, and GRC to translate emerging threats, incidents, and compliance requirements into engineering solutions and roadmap priorities.
• Championing adoption of AI-assisted engineering practices (e.g. Claude Code, GitHub Copilot) to improve team velocity, code quality, and test coverage.
• Leading troubleshooting and root-cause analysis for security tooling incidents, and drive resilience improvements through capacity planning, disaster recovery planning, and runbook development.
• Representing SENG in architecture reviews and cross-functional technical forums, advocating for secure‑by‑design and secure‑by‑default practices.
• Delivering production‑ready systems on time and within budget, and hold the team accountable to engineering and security standards.

Skills

Cloud security engineering

Security architecture

Python scripting

Cross-functional leadership

Tools

Terraform

GitHub Actions

Kubernetes / EKS

GitHub Copilot

Claude Code

Job description

Elsevier is seeking a Senior Security Engineer to lead design, build, and operate security tooling at scale within the Information Security & Data Protection team. You will own architecture decisions for platforms, guide junior engineers, and ensure secure-by-design practices across initiatives.

The role emphasizes production-grade delivery, collaboration with Incident Response, Threat Engineering, and GRC, and adopting AI-assisted engineering tools to boost velocity and code quality.