Senior Security Engineer, Cloud Platforms; Remote Mansfield, MA

Position: Senior Security Engineer, Cloud Platforms (Remote) Mansfield, MA Senior Security Engineer, Cloud Platforms (Remote) Mansfield, MA eClinical Solutions helps life sciences organizations around the world accelerate clinical development initiatives with expert data services and the elluminate Clinical Data Cloud – the foundation of digital trials. Together, the elluminate platform and digital data services give clients self‑service access to all their data from one centralized location plus advanced analytics that help them make smarter, faster business decisions. You will make an impact: The Senior Security Engineer, Cloud Platforms is a hands‑on role focused on securing AWS environments and SaaS platforms, while also contributing to cloud security strategy and maturity. The position is part of the Information Security team and works closely with the Chief Information Security Officer (CISO) on cloud security priorities. This role is remote within the United States, with very occasional travel to company offices. This role requires both deep technical expertise in cloud security principles (AWS architecture, AWS security services, Infrastructure as Code (IaC), AWS networking primitives, etc.) as well as strong program management acumen with the ability to map and AWS cloud security maturity using AWS and industry standard frameworks. The ideal candidate will proactively integrate security best practices across product and cloud platforms to ensure continuous protection and compliance. As a cloud SaaS provider, we expect this role will actively engage and coordinate with IT, engineering, product, security, compliance, and AI teams to embed security seamlessly across all functional areas. Your day to day:

• Implement and/or manage native AWS security services to monitor and protect multi‑account environments
• Develop and maintain Infrastructure as Code (IaC) security practices using Terraform
• Configure and optimize Web Application Firewalls (WAF) and API security controls
• Automate incident detection, response workflows, and compliance processes using native AWS services and integrated tooling
• Drive vulnerability management activities
• Program Maturity + Strategy
• Shape the strategic roadmap for platform and cloud security, providing thought leadership and proactive recommendations to senior management.
• Map and track cloud security maturity
• Perform regular security assessments using AWS frameworks, CIS Benchmarks, etc.
• Lead data protection initiatives such as DLP, data flow mapping, encryption policies, etc.
• Partner with platform engineering and product teams to embed security into design and delivery activities.
• Coordinate security efforts with security operations, enterprise security, Governance,, and Compliance (GRC), and privacy/compliance teams.
• Advise AI/ML teams on securing models, data pipelines, and emerging AI security risks.
• Lead security awareness efforts tailored for engineering teams, including building a security champions program to drive adoption of secure practices across product and cloud development
• Other duties as assigned

Education & Experience

• 5+ years of hands‑on cloud security engineering experience, specifically with AWS preferred
• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related discipline, or equivalent professional experience preferred
• Relevant certifications such as AWS Certified Security Specialty, CISSP, or similar preferred

Professional Skills

• Able to translate complex cloud security risks or design choices into clear guidance for engineering or product teams
• Able to identify potential security weaknesses proactively and design scalable mitigations
• Able to define, shape, and influence strategic security decisions and roadmaps
• Comfortable driving initiatives independently while influencing senior engineers and leaders

Technical Skills

• Deep expertise in AWS security services (e.g., Security Hub, Guard Duty, AWS Config, Inspector, Macie)
• Proficiency with scripting languages (Python, Bash) to automate security controls and integrate with Infrastructure as Code workflows
• Experience configuring and managing AWS multi‑account strategies and network architectures (e.g., Control Tower, SCPs, Guardrails)
• Proven ability to deploy and…

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