46 active directory administrator jobs at 39 companies in Ossining, NY

2w
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Systems Administrator
New York City, New York, United States
$85k-$100k/yr OnsiteFull Time
LifeSci Partners
LifeSci Partners: Private life-sciences consultancy providing investor relations, communications, investment banking, consulting, events, search, and venture services.
3+ YOERequires 3+ years in systems administration or IT operations, Microsoft 365 and Azure expertise, Active Directory, Entra ID, Intune, endpoint management, troubleshooting, communication, and project management skills.
Windows, macOS, Microsoft 365, Azure Active Directory (Entra ID), Single Sign-On (SSO), Multi-Factor Authentication (MFA), Microsoft Azure, Microsoft Intune, JAMF, PowerShell, AWS, CompTIA
1mo
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Systems Administrator
Brooklyn, New York, United States
$115k-$125k/yr OnsiteFull Time
Kith
Kith: New York lifestyle brand and specialty retailer selling men's, women's, and children's apparel, accessories, and footwear.
3+ YOE3+ years as a systems administrator with Windows Server/Active Directory, AWS, Meraki, MDM, MS SQL, automation experience, help desk leadership, strong troubleshooting and communication skills.
Windows Server, Active Directory, Google Workspace, ManageEngine, Iru, AWS, EC2, Workspaces, Security Groups, VPCs, Meraki, CrowdStrike, Keepnet, MS SQL, PowerShell, Python
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Senior Systems Administrator
Boston or New York City or Washington
OnsiteFull Time
Wolf Greenfield
Wolf Greenfield: Private intellectual-property law firm serving corporations, universities, research institutions, startups, and inventors.
10+ YOEBachelor's degree, 10+ years technical experience, and extensive Windows Server, PowerShell, Active Directory, Group Policy, VMware, backup, security, and systems administration experience.
Windows Server, PowerShell, Active Directory, Group Policy, VMware vCenter, VMware ESXi, Veeam Backup and Replication, Microsoft 365, Entra, MFA, ManageEngine PAM360, ManageEngine Endpoint Central, Azure IaaS, Terminal Services, iManage
2mo
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Senior Systems Administrator
Stamford, Connecticut, United States
$165k-$175k/yr HybridFull Time
Banner Life Insurance Company
Banner Life Insurance Company: U.S. life insurer providing term, universal life, and pension risk-transfer coverage to families, businesses, and retirement clients.
7+ YOE7+ years systems administration experience with Azure, Microsoft 365, Windows Server/Active Directory; experience with hybrid environments, identity/access management, audits, MSP coordination, and security frameworks.
Microsoft Entra ID, Conditional Access, RBAC, PIM, Azure, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, OneDrive, Windows Server, Active Directory, DNS, DHCP, Group Policy, EMR, SOC 2, NIST, ISO
3w
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Senior System Administrator
Cincinnati or New York City
$105k-$160k/yr HybridFull Time
Luma Financial Technologies
Luma Financial Technologies: Private fintech software provider helping financial professionals research, transact, and manage structured products, annuities, and life insurance.
5+ YOEBachelor's or equivalent,5+ years systems administration,expertise with Windows/Mac,virtualization,cloud,AWS/Azure,PowerShell/Bash/Python,Active Directory,network fundamentals and vendor/project coordination.
PowerShell, Bash, Python, Active Directory, VMware, Hyper-V, AWS, Microsoft Azure, Microsoft Entra ID, Okta, Rippling, Snowflake
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Senior Systems Administrator
Stamford, Connecticut, United States
$137k-$160k/yr HybridFull Time
Banner Life Insurance Company
Banner Life Insurance Company: U.S. life insurer providing term, universal life, and pension risk-transfer coverage to families, businesses, and retirement clients.
7+ YOERequires 7+ years in systems administration or infrastructure engineering, hands-on Azure, Microsoft 365, Windows Server, Active Directory, hybrid cloud, identity management, regulated environments, and MSP coordination.
Microsoft Azure, Microsoft Entra ID, Conditional Access, RBAC, PIM, Microsoft 365, Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Windows Server, Active Directory, DNS, DHCP, Group Policy, SOC 2, NIST, ISO
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Senior Systems Administrator
Boston or New York City or Washington
$130k-$160k/yr OnsiteFull Time
Wolf Greenfield
Wolf Greenfield: Private intellectual-property law firm serving corporations, universities, research institutions, startups, and inventors.
10+ YOEBachelor's degree in computer information systems or related field; 10+ years technical experience; extensive Windows Server, Active Directory, VMware, PowerShell, backup, security, and infrastructure administration experience.
Windows Server, PowerShell, Active Directory, Group Policy, VMware vCenter, VMware ESXi, Veeam Backup and Replication, Microsoft Entra, MFA, ManageEngine PAM360, ManageEngine Endpoint Central, Azure IaaS, Terminal Services, iManage, Microsoft 365
2mo
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Senior Network Administrator
New York City, New York, United States
$180k-$195k/yr HybridFull Time
BBVA
BBVABME: BBVA: Global financial services group serving over 80 million clients.
10+ YOE10+ years network administration experience; Bachelor’s degree required; strong knowledge of Cisco routers/switches, firewalls, Windows Server, Active Directory, DNS/DHCP, ASA/Palo Alto, IDS/IPS, telephony systems, capacity planning and troubleshooting.
Cisco UCS (CallManager), IPC Unigy PBX, Cisco IOS, Catalyst switches, Packet Shapers, ASA VPN appliances, Palo Alto Firewalls, IDS/IPS, Microsoft Operating Systems, Microsoft Active Directory, DNS, DHCP, SQL, Antivirus, Antispam, Anti-Adware, Anti-Malware, Shadow Copy
3w
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NetDocuments Administrator
White Plains, New York, United States
$120k-$135k/yr HybridFull Time
Skadden, Arps, Slate, Meagher & Flom
Skadden, Arps, Slate, Meagher & Flom: Private U.S. law firm advising corporations, financial institutions, governments, and other clients on complex legal matters.
3+ YOEHigh school diploma and 3+ years administering NetDocuments or comparable DMS; knowledge of Microsoft Office 365, Windows, governance, metadata, security, SSO, Active Directory, and cloud integrations.
NetDocuments, Microsoft Office 365, Windows, PowerShell, NetDocuments REST APIs, NetDocuments Toolkit, Single Sign-On (SSO), Active Directory, Microsoft Entra ID (Azure AD)
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Systems Administrator, IT Infrastructure
Fort Lee, New Jersey, United States
$80k-$110k/yr HybridFull Time
Cross River Bank
Cross River Bank: Private New Jersey-chartered bank providing embedded payments, cards, lending, crypto, and banking infrastructure to fintechs and businesses.
2+ YOERequires 2+ years in systems administration or networking, Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, networking fundamentals, cloud knowledge, Microsoft 365, communication, and ability to lift 50 lbs.
Windows Server, Linux, Ubuntu, CentOS, RHEL, Active Directory, Group Policy, Microsoft 365, Microsoft Exchange, Microsoft SharePoint, Microsoft Teams, VMware, Hyper-V, AWS, EC2, S3, IAM, CloudWatch, TCP/IP, DNS, DHCP, VLANs, VPNs, VPC, PowerShell, Bash, Python, Terraform, CloudFormation, Connect Direct, MQ, ITIL
4w
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Systems Administrator
New York, New York, United States
$125k-$168k/yr HybridFull Time
American Federation of Musicians and Employers' Pension Fund
American Federation of Musicians and Employers' Pension Fund: Nonprofit multiemployer pension fund providing defined-benefit retirement benefits to American Federation of Musicians members and covered workers.
10+ YOEBachelor's degree required (Master's preferred), 10+ years managing Windows server environments, strong Active Directory/DNS/DHCP/Group Policy, Microsoft 365, VMware/vSphere, networking (TCP/IP, VPN), backup/disaster recovery, and cybersecurity experience.
Active Directory, DNS, DHCP, Group Policy, Microsoft 365, Checkpoint Firewall, VMware, vSphere, TCP/IP, VPN
1mo
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Systems Administrator - Center for Neural Science
New York, New York, United States
$70k-$75k/yr HybridFull Time
NYU College of Arts and Science
NYU College of Arts and Science: Private research university in New York City.
2+ YOEBachelor's degree and 2+ years system administration experience with Linux/Windows servers, networking, Active Directory, scripting (PowerShell/Bash/Python), backup/disaster recovery, and enterprise security tools.
Ansible, Puppet, BigFix, WorkspaceOne, BeyondTrust, InsightVM, CortexXDR, Splunk, Tufin, PowerShell, Bash, Python, Microsoft Windows Server, MacOS, Active Directory, Redhat Linux, Apache, MS SQL, Virtual Machines, Synology NAS, Dell PowerEdge, NEAT, ZOOM, AWS, Azure, GC
1w
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Senior Systems Administrator
Winter Park or New York City or Michigan or Texas or North Carolina or South Carolina or Virginia or Tennessee
$125k-$145k/yr HybridFull Time
Rifle Paper Co.
Rifle Paper Co.: Private American stationery and lifestyle brand selling illustrated paper goods, home décor, gifts, and accessories through retailers and online.
5+ YOE5+ years administering enterprise or hybrid cloud infrastructure; hands-on AWS, Microsoft Azure, Windows Server, Active Directory, Microsoft 365, networking, troubleshooting, project leadership, and communication skills.
AWS, Microsoft Azure, Windows Server, Active Directory, Azure Active Directory, Microsoft 365, TCP/IP, DNS, DHCP, VPN, Terraform, Ansible, PowerShell, Python, Bash, JavaScript, Git, GitLab, Kubernetes, OpenShift, VMware ESXi, Hyper-V, KVM, Boomi, Celigo, MuleSoft, Jitterbit, Zapier, REST APIs, webhooks, JSON/XML, OAuth, Postman, Microsoft SQL Server, T-SQL, SAP Business One, Addigy, Pulseway, UniFi, Google Workspace, Slack, Zoom, Power BI, EDI
2d
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IT Infrastructure & Systems Administrator
Melville, New York, United States
$57k-$70k/yr OnsiteFull Time
Kedrion Biopharma
Kedrion Biopharma: Global biopharmaceutical specializing in plasma-derived therapies.
3+ YOEBachelor’s degree or equivalent experience, 3+ years of IT service desk and systems administration experience, and hands-on experience with Windows Server, Microsoft 365, Active Directory, networking, switching, VLANs, and endpoint support.
Microsoft 365, Active Directory, Windows Server, LAN, WAN, VLAN, firewalls, routers, UPS, PDUs, VoIP, Computer System Validation (CSV), MasterControl, GAMP5, cGMP
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Enterprise Solutions Administrator
Norwalk or Phoenix
$88k-$112k/yr RemoteFull Time
EMCOR Group
EMCOR GroupNYSE: EME: Leader in mechanical and electrical construction and facilities services.
4+ YOEBachelor's degree or equivalent experience; 4–6 years with Active Directory, DNS, VMware, Hyper-V, Azure, Microsoft 365, Cisco technologies, Microsoft and Linux operating systems, and infrastructure platforms.
Active Directory, DNS, VMware, Microsoft Hyper-V, Microsoft Azure, Microsoft 365, Cisco, Microsoft Windows, Linux, Cisco UCS, Dell, IBM, NetApp, EMC, Nimble, Pure, Exagrid, Cohesity, Veeam
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Systems Administrator / IT Security Officer
Brooklyn or Central Islip
$84k-$137k/yr OnsiteFull Time
United States Federal Government
United States Federal Government: The central administrative authority of the United States.
2+ YOETwo years of specialized experience or a master's degree; Windows server administration and Active Directory, DNS, DHCP, DFS, and GPO experience; driver's license; ability to lift 50 pounds.
Active Directory, DNS, DHCP, DFS, GPO, Windows, Microsoft Office, Adobe Acrobat, KACE, Apple, iOS
1mo
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Service Desk Administrator
Queens Village, New York, United States
$80k-$85k/yr OnsiteFull Time
Donnelly Mechanical
Donnelly Mechanical: New York City’s premier provider of commercial HVAC service, maintenance, and construction.
2+ YOEBachelor's degree in Information Systems or Computer Science required; 2 years Tier 2 IT support; strong application-level troubleshooting; familiarity with Windows Server, Active Directory, ERP support; ability to be on-call and pass background checks.
DNS, DHCP, TCP/IP, Microsoft Windows 11, Microsoft Windows Server, Active Directory, Microsoft Office 2016, Mobile Device Management, Virtualization technology, Cloud based technology, Antivirus, Backup software technologies, VPN, VOIP, Ticketing System, Website implementation, Video Conferencing technologies
1mo
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Systems Support Administrator
New York, New York, United States
$60k-$75k/yr OnsiteFull Time
Framestore
Framestore: Private British visual-effects and creative studio serving film, episodic television, advertising, and immersive entertainment clients.
3+ YOE3+ years in level 1 IT or similar; hands-on hardware, Red Hat/Windows/OSX support, Active Directory, basic scripting (PowerShell/Bash/Python), VMware ESXi, storage and file systems, strong customer-facing and communication skills.
JIRA service desk, Grafana, Nagios, Confluence, VMware ESXi, Git, Redhat, Windows, OSX, Python, PowerShell, Bash
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Jr Windows Server & Desktop Administrator
Woodbridge, New Jersey, United States
$64k-$103k/yr OnsiteFull Time
New Jersey Turnpike Authority
New Jersey Turnpike Authority: Government toll-road authority operating the New Jersey Turnpike and Garden State Parkway for motorists and freight.
2+ YOEBachelor's degree in computer science or related field, 2+ years of experience, Windows OS, Active Directory, networking, MCSA or industry certification, troubleshooting skills, and a valid New Jersey driver's license.
Windows 10, Windows 11, Windows Server, System Center Configuration Manager, Active Directory
1mo
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VMWARE AND WINDOWS INFRASTRUCTURE ADMINISTRATOR
New York City or Brooklyn
$75k-$126k/yr OnsiteFull Time
City of New York
City of New York: Official government portal for the City of New York.
4+ YOEBachelor's in computer science/engineering or equivalent plus 4+ years IT infrastructure experience (or 8+ years), expertise with VMware ESXi/vCenter, Microsoft Windows Server, Active Directory, Group Policy, AWS (EC2, VPC, S3, RDS), virtualization, security, monitoring, and project leadership.
VMware ESXi, vCenter, Microsoft Windows Server, Active Directory, Group Policy, Amazon Web Services (AWS), EC2, VPC, S3, Route 53, Elastic Load Balancing, Relational Database Service (RDS)