Overview

Position: Senior Multi-Cloud Infrastructure and Security Architect Location: New York, New York Duration: Contract Job ID: 179886 Job Overview: The Enterprise Email Security team is responsible for safeguarding the email communications of a complex global organization. The team excels in platform architecture, threat mitigation, incident response, compliance, and governance. However, the organization is undergoing a significant transformation, expanding from a legacy on-premises environment to a robust, multi-cloud ecosystem across leading global cloud service providers. The company is seeking a Senior Multi-Cloud Infrastructure and Security Architect for a full-time contractor role. This individual will serve as a technical leader, translating high-level security requirements into practical, scalable cloud engineering solutions. The role is critical to ensuring the organization's systems are robust, resilient, and highly available. Responsibilities: Hybrid & Multi-Cloud Architecture Design: Architect and implement secure, enterprise-grade multi-cloud infrastructure across AWS and Azure (GCP is a plus), ensuring alignment with benchmarks and corporate security policies. Adopt complex hybrid connectivity solutions to link on-premise and cloud-based systems. Establish scalable IAM hierarchies, cross-account trust relationships, and organizational units across multiple cloud tenants. Infrastructure Resiliency & Disaster Recovery (DR): Architect high-availability (HA) and disaster recovery topologies across disparate cloud providers to eliminate single points of failure. Develop, document, and test automated failover mechanisms for critical enterprise workloads to ensure zero-downtime objectives. Infrastructure as Code (IaC) & Automation: Define, build, and maintain the IaC repository using automation platforms. Implement secure CI/CD deployment pipelines (Jenkins, GitHub Actions) embedded with automated security guardrails and static analysis tools. Technical Advisory & Collaboration: Serve as the primary subject matter expert (SME) on cloud infrastructure for the core Cyber Security team, translating security objectives into concrete cloud configurations. Collaborate with traditional on-prem network and sysadmin teams to systematically migrate or extend legacy workloads to the cloud without disrupting active operations. Qualifications: Enterprise Scale: Minimum 8+ years of experience managing, designing, and deploying IT infrastructure within a Fortune 500 or equivalent large-scale enterprise. Multi-Cloud Mastery: Deep, hands-on production experience with at least two major cloud vendors (AWS and Azure are highly preferred). Expertise in their native networking, identity systems, and edge security controls. Networking: Strong foundational background in traditional on-premises networking (firewalls, load balancers, VLANs, proxies) and how those concepts map directly to cloud-native constructs (VPCs, VNets, Transit Gateways). Automation-First Mindset: Advanced proficiency with automation toolsets. Pragmatic Security Knowledge: Thorough understanding of cloud security frameworks and modern identity protocols. Scripting & Systems Proficiency: Strong proficiency with Python programming, Shell scripting, and Unix/Linux operating systems. Desired Certifications: AWS Certified Solutions Architect - Professional / AWS Certified Security - Specialty Microsoft Certified: Azure Solutions Architect Expert / Azure Security Engineer Associate CCSP (Certified Cloud Security Professional) or equivalent infrastructure-focused certifications Preferred / Plus Qualifications: Familiarity with Secure Email Gateway (SEG) products such as Proofpoint and Fortimail Familiarity with Exchange-Online security products such as Sublime Security and Abnormal Email Security Experience with large-scale email broadcast or bulk messaging platforms Exposure to compliance frameworks, audits, and regulatory examinations Experience integrating email platforms with mon