Systems Administrator – Managed Services (On-Site NYC)

LincolnIT; New York (NY); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Collaborative environment

Exposure to modern security and automation tools

Growth potential

Job summary

LincolnIT is seeking an experienced Systems Administrator to join our team in New York City. This position involves hands-on support for enterprise infrastructure across multiple clients. Key responsibilities include administering Windows Server and Active Directory environments, troubleshooting issues, and managing Microsoft Azure resources. Candidates should have over five years of experience and strong technical skills. The work environment is collaborative and on-site, offering exposure to diverse enterprise-grade environments and growth opportunities.

Qualifications

• 5+ years of experience in Systems Administration or Infrastructure Engineering.
• Advanced experience with Windows Server environments.
• Strong working knowledge of Active Directory, DNS, and DHCP.
• Hands-on experience with Microsoft Azure and IaaS workloads.
• Proven ability to troubleshoot complex infrastructure issues independently.

Responsibilities

• Administer and maintain Windows Server environments.
• Manage and troubleshoot Active Directory environments.
• Support and maintain core network services.
• Administer Microsoft Azure environments.
• Implement and maintain security best practices.
• Troubleshoot and resolve Tier 2 / Tier 3 infrastructure issues.

Skills

Windows Server administration

Active Directory management

DNS and DHCP troubleshooting

Microsoft Azure

Troubleshooting complex systems

Tools

CyberArk

Job description

About the Role

Lincoln is seeking an experienced Systems Administrator to join our team in New York City. This is a hands‑on, on‑site position supporting enterprise infrastructure environments across multiple clients. The ideal candidate is technically strong, detail‑oriented, and comfortable operating at both operational and escalation levels.

Key Responsibilities

• Administer and maintain Windows Server environments, including:
  • Server provisioning and hardware configuration
  • OS patching, updates, and validation
  • Performance monitoring and proactive optimization
• Manage and troubleshoot Active Directory environments, including:
  • Group Policy administration
  • User and security management
  • Authentication and access control
• Support and maintain core network services:
  • DNS and DHCP configuration and troubleshooting
  • Network performance monitoring and issue resolution
• Administer Microsoft Azure environments, including:
  • Azure AD management
  • Virtual machine provisioning and support
  • Cloud storage and infrastructure services
• Implement and maintain security best practices across all systems:
  • Identity and access management
  • Privileged access controls
  • Compliance‑driven configuration standards
• Troubleshoot and resolve Tier 2 / Tier 3 infrastructure issues, including:
  • Root cause analysis of complex system issues
  • Differentiation between system‑level and network‑related problems
  • Escalation support for service delivery teams

Required Qualifications

• 5+ years of experience in Systems Administration or Infrastructure Engineering
• Advanced experience with Windows Server environments
• Strong working knowledge of Active Directory (Group Policy, user management), DNS and DHCP
• Hands‑on experience with Microsoft Azure, including Azure AD and IaaS workloads
• Proven ability to troubleshoot complex infrastructure issues independently

Preferred Qualifications

• Experience with Privileged Access Management (PAM) tools such as CyberArk
• Background in managed services (MSP) environments
• Familiarity with security frameworks and best practices
• Experience supporting multi‑site or hybrid environments

Work Environment

• Location: Fully on‑site in New York City
• This role requires hands‑on access to infrastructure and direct collaboration with internal teams and clients

Why Join Lincoln

• Work on diverse, enterprise‑grade environments
• Exposure to both on‑prem and cloud infrastructure
• Opportunity to work with modern security and automation tools
• Collaborative, fast‑paced MSP environment with growth potential