Senior IT Systems & Support Engineer

Halcyon Financial Technology•New York City, NY
•Hybrid

About The Position

HalcyonFT is hiring a full-time Senior IT Systems & Support Engineer in the New York City Metropolitan Area. This hybrid role supports multiple clients onsite and remotely, handling a wide range of technical problems with expertise and sound judgment while working with end users at all levels of their organizations. The role emphasizes high-touch, personalized technical support and proactive solutions that deliver a seamless client experience. The engineer administers Microsoft 365 and Google Workspace; manages identity, access, and endpoint systems; builds automation; maintains cybersecurity and compliance controls; supports cloud networking; and leads systems operations, incident response, upgrades, and migrations. The position also involves third-party risk management, cybersecurity policy management, business continuity, governance, and clear documentation and runbooks. The role uses a broad technology stack, including Microsoft and Google productivity platforms, Microsoft Entra ID, Intune, security and compliance tools, automation and AI tools, Cisco Meraki, IT operations platforms, Microsoft Azure, CloudAlly, and collaboration and business applications.

Responsibilities

  • Administer Microsoft 365 and Google Workspace, including users, licenses, policies, and third-party SaaS integrations.
  • Resolve complex email, collaboration, and file-sharing issues, using service health and audit data to identify problems proactively.
  • Manage cloud-platform identity and access, including single sign-on, MFA, conditional access, and least-privilege, role-based access.
  • Own secure onboarding, role changes, and offboarding; troubleshoot authentication, federation, and application-access issues.
  • Build automation to reduce repetitive provisioning, reporting, and administrative work.
  • Use approved AI tools to accelerate troubleshooting and documentation, and help shape their governance.
  • Manage cloud-native endpoints from enrollment through retirement.
  • Deploy applications, configuration and compliance policies, security baselines, and encryption through Intune.
  • Maintain security controls across cloud, email, endpoints, and SaaS, including data loss prevention, retention, and alerting.
  • Investigate alerts and incidents, drive remediation, and support vulnerability management, hardening, and audits.
  • Support third-party risk management, cybersecurity policy management, business continuity, and governance.
  • Support networking for a distributed, cloud-first workforce, including DNS, DHCP, VPN, Wi-Fi, firewalls, and secure remote access.
  • Diagnose connectivity and performance issues between users, devices, and cloud services; maintain firewall policies and segmentation.
  • Lead incident response and root cause analysis for major outages and recurring issues.
  • Plan and deliver changes, upgrades, and migrations end to end, supported by clear runbooks and documentation.

Benefits

  • $90,000–$120,000 salary plus a targeted 30% bonus paid quarterly.
  • Medical, dental, and vision benefits, HSA, and Dependent Care FSA.
  • Travel and commuter reimbursement.
  • Four weeks of PTO and 10 paid holidays.
  • Paid certifications and exam fees.
  • Cell phone and internet stipend.
  • Quarterly donations to a tech-focused charity.
  • Monthly regional team events.
  • Annual all-expenses-paid, company-wide Holiday Weekend offsite.
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