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Senior Security Engineer
Proof of Search
Dubai, UAE
Freelance
Senior
Remote
1 weeks ago
AWS SecurityKubernetes SecurityThreat ModelingVulnerability ManagementIncident ResponseCI/CD Security
Free
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AWS SecurityKubernetes SecurityThreat Modeling
About the Role
A leading global cryptocurrency platform seeks an experienced independent contractor for senior-level security engineering. The role involves designing security controls, threat modeling, vulnerability management, and incident response across AWS, Kubernetes, and CI/CD pipelines.
Key Skills for This Role
AWS SecurityKubernetes SecurityThreat ModelingVulnerability ManagementIncident ResponseCI/CD Security
Responsibilities
- Design and implement security controls across AWS, EKS/Kubernetes, CI/CD pipelines (Jenkins, GitHub Actions, ArgoCD), and AI/agentic workflows
- Deliver threat models, risk assessments, and security architecture reviews across infrastructure, applications, and AI driven systems
- Manage end to end vulnerability management across code, infrastructure, and AI generated artifacts using tools such as NewRelic, Bugsnag, and security scanners
- Develop secure coding and AI usage standards, including guardrails for LLMs, copilots, and automated workflows
- Build and operate security monitoring, alerting, and incident response capabilities, including detection of AI/agent related risks
- Evaluate and recommend security and AI tooling (SAST/DAST, SIEM, EDR, secrets management), with least privilege access and secure integrations
- Harden infrastructure and data layers (Terraform, IAM, VPC, Cloudflare, Cassandra, Kafka, Redis), including protections against unauthorised or automated actions
- Support compliance objectives (SOC 2, ISO 27001), with a focus on auditability, data protection, and governance of AI systems
- Provide security expertise across AI, cloud, and Web3 domains (smart contracts, key management, bridges)
- Advise product and blockchain teams on risk mitigation in decentralised systems
Requirements
- 5–8 years of demonstrated experience in security engineering across application, cloud, and infrastructure security
- Hands on experience securing AWS environments (IAM, VPC, EKS, S3, EC2) and Kubernetes
- Application security proficiency including OWASP Top 10, secure SDLC, code reviews, and common tooling (SAST/DAST, SIEM, secrets management)
- Strong foundation in network security, cryptography, and authentication protocols (OAuth, SAML, MFA)
- Experience with incident response, threat modelling, and frameworks such as MITRE ATT&CK
- Familiarity with compliance standards including SOC 2, ISO 27001, NIST, and GDPR
- Ability to operate independently, self manage deliverables, and maintain flexible scheduling
- Located within the APAC region with availability during agreed JST aligned collaboration windows
Full Job Posting
Role Overview
- A leading global cryptocurrency platform is seeking an experienced independent contractor to provide senior level security engineering services.
- This is a fully remote engagement. The successful candidate may be based anywhere within the APAC region.
- Collaboration windows aligned to Japan Standard Time (JST / UTC+9) are required for activities such as architecture reviews and incident response.
Scope of Services
- Design and implement security controls across AWS, EKS/Kubernetes, CI/CD pipelines (Jenkins, GitHub Actions, ArgoCD), and AI/agentic workflows.
- Deliver threat models, risk assessments, and security architecture reviews across infrastructure, applications, and AI driven systems.
- Manage end to end vulnerability management across code, infrastructure, and AI generated artifacts using tools such as NewRelic, Bugsnag, and security scanners.
- Develop secure coding and AI usage standards, including guardrails for LLMs, copilots, and automated workflows.
- Build and operate security monitoring, alerting, and incident response capabilities, including detection of AI/agent related risks.
- Evaluate and recommend security and AI tooling (SAST/DAST, SIEM, EDR, secrets management), with least privilege access and secure integrations.
- Harden infrastructure and data layers (Terraform, IAM, VPC, Cloudflare, Cassandra, Kafka, Redis), including protections against unauthorised or automated actions.
- Support compliance objectives (SOC 2, ISO 27001), with a focus on auditability, data protection, and governance of AI systems.
- Provide security expertise across AI, cloud, and Web3 domains (smart contracts, key management, bridges).
- Advise product and blockchain teams on risk mitigation in decentralised systems.
Required Expertise
- 5–8 years of demonstrated experience in security engineering across application, cloud, and infrastructure security.
- Hands on experience securing AWS environments (IAM, VPC, EKS, S3, EC2) and Kubernetes.
- Application security proficiency including OWASP Top 10, secure SDLC, code reviews, and common tooling (SAST/DAST, SIEM, secrets management).
- Strong foundation in network security, cryptography, and authentication protocols (OAuth, SAML, MFA).
- Experience with incident response, threat modelling, and frameworks such as MITRE ATT&CK.
- Familiarity with compliance standards including SOC 2, ISO 27001, NIST, and GDPR.
- Ability to operate independently, self manage deliverables, and maintain flexible scheduling.
- Located within the APAC region with availability during agreed JST aligned collaboration windows.
Additional Valued Expertise
- Professional certifications such as CISSP, OSCP, or AWS Security Specialty.
- Crypto/Web3 security knowledge including smart contracts, wallet/key management, and blockchain attack vectors.
- DevSecOps and CI/CD security integration experience.
- Experience with Cloudflare, service mesh technologies (e.g. Istio), or microservices security.
- Software engineering background in Java, Rust, or TypeScript.
- Smart contract auditing or Web3 tooling (Slither, MythX, Certora, on chain monitoring).
- Experience building or scaling a security function within a fast growing organisation.
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