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Senior Systems Engineer

Park Ridge, NJ; Jericho, NY💼 Full-time🗓 2026-09-22 → 2026-09-29

Core

Senior Systems Engineer providing Level 3 escalation, root cause analysis, and technical delivery for IT infrastructure, security, and business applications in a professional services firm.

Role type

Senior Systems Engineer (Level 3 Support & Infrastructure)

Builds

Production IT services, secure remote access, virtual desktops, Microsoft 365, and accounting/tax application environments

Domain

Professional Services / Accounting & Tax / IT Infrastructure & Security

Required skills

Microsoft 365 administration, Identity and Access Management, Cloud services (VMs, storage, networking), Virtual Desktop Infrastructure, Endpoint management and security, PowerShell automation, Root cause analysis, Vendor management, Technical documentation, Incident response

Preferred skills

Endpoint protection and MDR, Security assessments and audits, Business continuity planning, Accounting/tax application knowledge

Technologies

Microsoft 365, Exchange Online, Teams, SharePoint, OneDrive, Azure, Windows, DNS, DHCP, VPN, Wi-Fi, CCH Axcess, Wolters Kluwer, Thomson Reuters, QuickBooks, Adobe Acrobat

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