System Administrator

Kokosing Inc; Fredericktown (MO); Hybrid; USD 85,000 - 110,000; Full time

Job summary

Kokosing Inc. in Fredericktown, MO, is seeking an experienced Systems Administrator specializing in Azure Cloud and Microsoft 365 to support a hybrid enterprise IT environment.

The role focuses on cloud infrastructure, identity management, endpoint services, security controls, and automation using PowerShell, with opportunities to optimize performance and cost.

Ideal candidates have 3+ years in systems administration and a strong background in hybrid identity and enterprise security.

Qualifications

• 3+ years of systems administration experience.
• 3+ years administering Microsoft 365 environments.
• 3+ years supporting Microsoft Azure cloud services.
• Experience with Entra ID, Exchange Online, SharePoint Online, Teams, Intune, PowerShell.
• Strong hybrid identity architecture and MFA/Conditional Access knowledge.

Responsibilities

• Administer and support Microsoft Azure infrastructure and services.
• Manage Azure VMs, networking, storage, and cost optimization.
• Configure and maintain Azure Virtual Desktop environments.
• Administer Microsoft 365 tenants and security features.
• Support hybrid Active Directory, SSO, MFA, and PIM initiatives.
• Develop PowerShell automation and incident response.

Skills

Azure Cloud Administration

Microsoft 365 Administration

Hybrid Identity

PowerShell scripting

Security controls

MFA / Conditional Access

Entra ID / Azure AD

Networking fundamentals

Tools

Azure Virtual Desktop

Microsoft Defender

Intune

Entra ID

Exchange Online

SharePoint Online

Job description

Kokosing (www.kokosing.biz) is one of America's 50 largest General Contractors and services a broad spectrum of clients in both the private and public business sectors. Kokosing's services include heavy civil/industrial construction such as highways, bridges, underground utilities, water/wastewater facilities, and marine construction. For over 75 years, Kokosing has successfully attracted the most qualified technical personnel in the construction industry by offering visible challenges, superior quality, and attractive rewards. With over $2.8 billion in annual sales and a commitment to its workforce, Kokosing is the winning team.

Job Description

We are seeking an experienced Systems Administrator with strong expertise in Microsoft Azure Cloud Infrastructure and Microsoft 365 tenant administration to support and optimize a hybrid enterprise IT environment. This role is responsible for administering cloud infrastructure, identity and access management, endpoint services, collaboration platforms, and security/compliance controls across Microsoft technologies. The ideal candidate will have hands‑on experience managing Azure services, Microsoft 365 environments, hybrid Active Directory integrations, automation, and enterprise security best practices.

Key Responsibilities

Azure Cloud Administration

• Administer and support Microsoft Azure infrastructure and services
• Manage Azure Virtual Machines, networking, firewall, storage accounts, and resource groups
• Configure and maintain Azure Virtual Desktop (AVD) environments
• Monitor Azure resource utilization, performance, and cost optimization
• Support Azure backup, disaster recovery, and high availability solutions
• Implement and maintain Azure security controls and Conditional Access policies

Microsoft 365 Administration

• Administer Microsoft 365 tenants, including: Exchange Online SharePoint Online Microsoft Teams OneDrive for Business Microsoft Entra ID Intune
• Manage user provisioning, licensing, and role-based access controls
• Configure Microsoft Defender and Purview security/compliance features
• Support Teams voice, meeting, and collaboration services
• Troubleshoot mail flow, authentication, and tenant‑related issues

Identity & Hybrid Infrastructure

• Support hybrid Active Directory and Entra ID environments
• Maintain synchronization using Entra Connect / Azure AD Connect
• Administer Group Policy Objects (GPOs)
• Support Single Sign-On (SSO), MFA, and Conditional Access
• Assist with Privileged Identity Management (PIM) and Zero Trust initiatives

Automation & Operations

• Develop and maintain PowerShell automation scripts
• Monitor system health, alerts, and operational metrics
• Support patch management and vulnerability remediation
• Participate in incident response and root cause analysis
• Create and maintain technical documentation and knowledge articles

Required Qualifications

• 3+ years of systems administration experience
• 3+ years administering Microsoft 365 environments
• 3+ years supporting Microsoft Azure cloud services
• Experience with: Microsoft Entra ID Exchange Online SharePoint Online Teams Administration Azure Virtual Desktop Intune / Endpoint Management PowerShell scripting
• Strong understanding of hybrid identity architecture
• Experience implementing MFA and Conditional Access
• Knowledge of Microsoft licensing and tenant governance

Preferred Qualifications

• Microsoft certifications preferred: Microsoft Certified: Azure Administrator Associate
• Microsoft 365 Enterprise Administrator Expert
• Microsoft Certified: Identity and Access Administrator
• Experience with: Microsoft Purview Microsoft Sentinel Windows Defender Windows LAPS ServiceNow SCCM / Intune co-management CMMC / NIST 800-171 environments
• Experience supporting enterprise environments with 1,000+ users

Technical Skills

• Microsoft Azure
• Microsoft 365 Administration
• Entra ID / Azure AD
• PowerShell
• Windows Server
• Active Directory
• DNS / DHCP
• VMware or Hyper‑V
• Intune / Endpoint Management
• Microsoft Defender
• Networking fundamentals

Kokosing is an equal employment opportunity/affirmative action federal and state contractor. The company does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected class.

Kokosing (www.kokosing.biz) is one of America's 50 largest General Contractors and services a broad spectrum of clients in both the private and public business sectors. Kokosing's services include heavy civil/industrial construction such as highways, bridges, underground utilities, water/wastewater facilities, and marine construction. Since 1951, Kokosing has successfully attracted the most qualified technical personnel in the construction industry by offering visible challenges, superior quality, and attractive rewards. With over $2.8 billion in annual sales and a commitment to its workforce, Kokosing is the winning team.