Infrastructure Engineer – Azure / Microsoft / Security
Quant Capital
Overview
In this role you own the core hybrid Microsoft/Azure platform for a fast-growing FinTech, focusing on secure, reliable systems at scale. You collaborate across teams to design, operate and improve cloud, network, and security infrastructure, acting as a senior escalation point. You drive hardening and compliance, optimize identity and connectivity, and shape platform best practices. This is a hands-on, impact-focused position with a clear opportunity to influence security and uptime at scale.
Responsibilities- Maintain and evolve hybrid Microsoft infrastructure
- Deliver uptime-focused projects across networking, cloud and security
- Drive hardening, compliance and platform security standards
- Improve performance across identity, access and connectivity
- Design and manage Azure services: VNETs, RBAC, DNS, VPN, firewalls
- Own platform documentation and operational best practices
- Troubleshoot complex incidents and enable engineering teams
- 5+ years in infrastructure engineering or systems engineering
- Strong Microsoft environment expertise: Windows Server, AD/Entra ID, Group Policy, O365, Intune
- Solid networking foundations: TCP/IP, VLANs, DNS, VPNs, Wi-Fi
- Security engineering knowledge: System hardening, endpoint security, SIEM, incident handling
- ISO27001, GDPR or PCI compliance exposure
- Certificates (SSL/TLS), WAF/DDoS, email security
- Azure engineering background: Governance, networking, identity and security configuration
- Ownership mindset and strong troubleshooting ability
- strong communication
- documentation habits
- ownership mindset
- Windows Server
- AD/Entra ID
- Group Policy
Reference: WJ-747_30182340