Senior Cloud Security Engineer

Company - Our client is a global quantitative investment management firm that combines rigorous research, data, and advanced technology to serve institutional investors. The organization offers a highly technical, collaborative environment where engineers build next-generation platforms and tackle complex challenges at significant scale.

Job Title - Senior Cloud Security Engineer

Location - Hybrid in Boston, MA; ideally 2-3 days per week in office, with flexibility for the right candidate

Role Type - Direct Hire

• Strong cybersecurity engineering background, ideally with cloud security experience
• Genuinely hands-on security engineering experience building security guardrails, tooling, automation, and practical security solutions
• Strong cloud experience; AWS preferred, including hands-on experience with native security controls and services such as IAM, KMS, Guard Duty, Security Hub, SCPs, Macie, Inspector, and VPC endpoint policies
• Infrastructure as Code, scripting, or software engineering capabilities;
  Terraform and scripting experience are relevant, while hands-on software development experience is a major plus

• Design, implement, operate, and continuously improve cloud cybersecurity controls and automation within a Dev Sec Ops  environment
• Build practical cloud security guardrails, tooling, integrations, and automated security solutions
• Develop security automation and integrations leveraging cloud-native services and APIs
• Provide hands‑on technical leadership while remaining actively involved in engineering and implementation
• Participate in deep cloud architecture discussions to ensure appropriate security controls, visibility, and risk mitigation
• Help secure cloud infrastructure across areas including containers, Kubernetes, EKS/ECS, networking, and application delivery pipelines
• Contribute to security initiatives involving SDLC security, EDR, runtime detection and prevention, and vulnerability management
• Partner cross‑functionally with network, systems, cloud, and project engineering teams as well as technical and functional leadership
• Translate technical security direction into scalable, functional solutions
• Influence technical direction and effectively communicate security considerations to both technical and non‑technical stakeholders
• Participate in the CSIRT team rotation
• Operate as a self‑motivated, hands‑on security engineer with a strong builder mindset