Senior Systems Engineer — Hybrid NYC, Cloud & Security Lead

Atlas Technica LLC; New York (NY); Hybrid; USD 120,000 - 160,000; Full time

Job summary

Atlas Technica LLC in New York, NY seeks a Sr. Systems Engineer to join our highly technical Support team. You will provide advanced remote and onsite IT support, manage complex tickets, and guide junior engineers while aligning with security and change-control standards.

This hybrid role requires strong Microsoft 365, Windows Server, Active Directory, Azure, and networking skills, plus excellent communication to serve hedge funds and investment clients.

Qualifications

• 3+ years of IT experience in systems engineering, administration, or MSP environments.

Responsibilities

• Provide advanced remote and onsite IT support across client environments.
• Escalation point for junior and senior engineers on complex issues.
• Mentor teammates through troubleshooting and best practices.
• Manage and resolve complex tickets through the ticketing system.
• Administer Microsoft 365 technologies including Exchange Online, SharePoint Online, Intune, Teams, and Entra ID.
• Support Windows Server, Active Directory, GPOs, IAM, and endpoint-management tools.
• Troubleshoot networking, virtualization, cybersecurity, cloud, and infra issues.
• Assist with Azure workloads and cloud initiatives.
• Implement and support enterprise networking like firewalls, switches, and wireless.
• Balance escalations, support, projects, and R&D work.
• Maintain technical docs, procedures, wiki articles, build standards, and client environment information.
• Follow strict change-control procedures and security requirements.

Skills

Windows OS

Microsoft 365

Active Directory

VMware/Hyper-V

Networking TCP/IP

Azure

Exchange Online

Security / endpoint protection

Documentation

Tools

ConnectWise

Veeam / backup

Palo Alto

Cisco

Meraki

Ubiquiti

Citrix XenApp

CrowdStrike

Mimecast

Okta

Job description

Atlas Technica LLC in New York, NY seeks a Sr. Systems Engineer to join our highly technical Support team. You will provide advanced remote and onsite IT support, manage complex tickets, and guide junior engineers while aligning with security and change-control standards.

This hybrid role requires strong Microsoft 365, Windows Server, Active Directory, Azure, and networking skills, plus excellent communication to serve hedge funds and investment clients.