Infrastructure Server Engineer

Infrastructure Server Engineer

Location: New York, NY (One New York Plaza)

• Onboard IoT devices onto the SD Access fabric — registering IPs, configuring MAC addresses, DNS records, NTP, and validating end-to-end connectivity
• Troubleshoot device connectivity issues in collaboration with ENS, proxy, firewall, and security architecture teams — including running or requesting packet captures where needed
• Configure and support a mixed device estate: SaaS applications, physical vendor appliances, and virtual machines hosted in the DMZ
• Support and execute proof-of-concept (PoC), request for proposal (RFP), and request for enhancement (RFE) initiatives across IoT systems
• Manage the device asset lifecycle — from deployment and configuration through to maintenance and decommission
• Liaise with vendors and internal engineering teams to ensure devices meet the firm’s security and infrastructure policies, including security architecture review (SECR) processes
• Maintain clear technical documentation and communicate complex infrastructure topics to non-technical stakeholders
• Participate in building migrations and deployments, which may require occasional out-of-hours and weekend availability to support global time zones Required Qualifications
• Hands-on experience with both Linux and Windows server administration — not theoretical; must be able to troubleshoot and configure in both environments
• Solid foundational understanding of networking concepts: DNS, DHCP, NTP, IP addressing, wireless MAC registration, 802.1X authentication, packet capture methodology
• Working knowledge of security protocols and concepts: firewalls, proxy servers, certificates, SAML, OIDC, and single sign-on (SSO) — understanding not just what they are but why they are used
• Experience configuring and troubleshooting IoT or physical devices — understanding how devices communicate with upstream servers and cloud endpoints
• Familiarity with APIs and how applications communicate across infrastructure layers
• Comfortable working across a mixed environment of SaaS platforms, physical appliances, and virtual machines
• Comfortable with occasional weekend and out-of-hours work during active migration periods