Systems Administrator

Atrium

. Provide advanced desktop and end-user support across hardware, software, and network systems .

Posted 9/29/2026full-timeNew York City • New York • United StatesMid-LevelSenior💰 $80,000 - $85,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Systems Administration with a focus on M365, Azure, and security compliance. Proficient in troubleshooting, automation through PowerShell, and managing network infrastructure and endpoint devices.

Highest-signal resume keywords

M365 AdministrationAzure AdministrationPowerShell ScriptingSecurity Compliance AdministrationDesktop Support

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Systems AdministrationTroubleshootingFirewall ManagementVulnerability ManagementSFTP ConfigurationRMM ToolsTicketing SystemsEndpoint Device SupportAV Security SolutionsIncident Monitoring

Soft Skills

Verbal CommunicationWritten CommunicationOrganizational AbilitiesTraining Skills

Tools & Technologies

Microsoft 365AzureEntra/IntuneFortinetEDR SolutionsAV SystemsSOC Operations

Certifications & Qualifications

Microsoft Certified: Azure AdministratorCompTIA Security+

Industry Keywords

MSP EnvironmentAccess Control SystemsData IntegrityDisaster RecoveryEmerging IT Trends

Tech Stack

Tools & technologies

AzureCloud

About the role

Key responsibilities & impact

Provide advanced desktop and end-user support across hardware, software, and network systems
Administer and maintain M365, Azure, Microsoft and Amazon Public Cloud, and Entra/Intune environments
Manage firewall network infrastructure and connectivity
Support endpoint devices, printers, and AV systems
Administer ZTNA, EDR, and AV security solutions
Support vulnerability management and remediation efforts
Monitor and respond to SOC alerts and incidents
Manage SFTP configurations and secure file transfer processes
Administer physical and logical Access Control systems
Use RMM tools to monitor, manage, and maintain systems
Track and resolve ticketing-system issues within SLA timeframes
Develop and maintain PowerShell scripts for automation
Oversee security and compliance administration
Train end users in new technologies and best practices
Document processes, incidents, and resolutions
Collaborate with cross-functional teams on IT projects
Monitor system performance and proactively address issues
Ensure data integrity, backups, and disaster recovery readiness
Maintain knowledge of emerging IT trends and solutions

Requirements

What you’ll need

3-5 years of experience in Systems Administration, supporting multiple, diverse systems and environments
Prior experience working in an MSP environment strongly preferred
Proficiency in desktop support and troubleshooting
Hands-on experience administering M365, Azure, and Entra/Intune
Experience with Fortinet network equipment and firewall management
Familiarity with ZTNA, EDR/AV solutions, and vulnerability management practices
Exposure to SOC operations and incident monitoring
Working knowledge of SFTP and secure file transfer protocols
Experience with RMM platforms and ticketing systems
Proficiency in PowerShell and scripting for automation
Strong background in security and compliance administration
Experience providing IT support and training to end users
Ability to meet and exceed SLA requirements
Excellent verbal and written communication skills
Strong documentation and organizational abilities
Bachelor’s degree in information technology, Computer Science, or related field (or equivalent practical experience)
Relevant certifications, such as Microsoft Certified: Azure Administrator or CompTIA Security+, preferred
Ability to sit for extended periods of time

Benefits

Comp & perks

Atrium Care Package available upon eligibility, including healthcare plans, discount programs, and paid time off
Professional development opportunities
Inclusive and supportive work culture
Employee wellness programs
Retirement savings plan