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Senior Systems Administrator (Hybrid Cloud / Azure / AD / Exchange)

Crossfire Consulting CorpNew York, NY🇺🇸United StatesPosted 21 Jul 2026

Why This Role Stands Out

This role offers a fantastic opportunity to leverage your deep expertise in Azure, Active Directory, and Exchange within a dynamic hybrid cloud environment, driving critical infrastructure solutions for a reputable company. You'll thrive here if you possess extensive enterprise-level experience and a passion for designing and implementing complex systems, so don't miss out on this chance to make a significant impact.

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

Senior Systems Administrator (Hybrid Cloud / Azure / AD / Exchange)

Contract - 37.5 hour work week
Location:
downtown NYC
IN PERSON INTERVIEW REQUIRED

THIS POSITION REQUIRES ONSITE WORK AND WEEKEND AVAILABILITY AS NEEDED.

Client is seeking a Senior System Administrator role with extensive enterprise level experience in hybrid cloud/on premises environments.

Only candidates with verified 10 years of Senior System Administrator experience in enterprise-level production environments. This candidate must be capable of designing, implementing, and supporting complex infrastructure solutions across Azure, Exchange, Active Directory, and multi forest hybrid architectures. Only highly qualified candidates with 10 years of verified senior level experience will be considered.
Required Skills
Azure
  • Required
  • 10 years of experience
  • Microsoft certification preferred
Microsoft Exchange
  • 10 years of experience
  • Advanced enterprise level production experience in hybrid and multi Org environments
Unix Shell Scripting or PowerShell Scripting
  • 10 years of experience
Microsoft Active Directory
  • 10 years of hands-on experience
  • Must have experience administering multi forest hybrid AD environments
*** Requires Candidates with Demonstrated Experience In
  • Solution architecture and procedural design
  • Enterprise hybrid Microsoft Azure infrastructures
  • Complex client server troubleshooting
  • Windows and Unix operating system administration
  • Microsoft System Management Server
  • Multi-functional information architecture design
  • Creating application architecture diagrams
  • Migration tools and cloud configuration
  • Providing guidance to junior staff and cross-functional technical teams
  • Azure resource optimization, ExpressRoute, Microsoft SCCM
  • Forefront Identity Manager, Entra Connect, SQL Server
  • Strong scripting capability
  • DNS, PKI, Group Policies
  • Enterprise application system administration
The Candidate Will Be Responsible For
  • Investigating, analyzing, designing, developing, and evaluating enterprise IT system requirements
  • Implementing and maintaining hybrid Azure/on-premises systems
  • Designing and supporting hybrid Exchange environments
  • Developing computerized systems, including studies, design, operations, and maintenance
  • Establishing flexible information architectures supporting corporate needs
  • Selecting, configuring, and using migration and cloud tools
  • Troubleshooting complex client-server environments
  • Supporting enterprise Active Directory, Azure, Windows Server, and Unix systems
  • Leading or supporting large-scale infrastructure projects
#tech

Skills

SQL
SQL Server
Shell
Active Directory
Azure
DNS
PKI
PowerShell

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