Z

IT Infrastructure Specialist

Job Description - IT Infrastructure Specialist

*** MUST BE ABLE TO WORK IN THE US WITHOUT SPONSORSHIP.  THIS POSITION IS NOT OPEN TO C2C CANDIDATES AT THIS TIME. ***



IT Infrastructure Specialist


Dayton, Ohio metropolitan area  |  Hybrid  |  Full-time  |  $65,000–$75,000 annually

Position Overview


Zer04 Consulting is recruiting an IT professional who can support core infrastructure while taking a hands-on role in cybersecurity operations. This position combines Microsoft cloud administration, network and server support, complex technical troubleshooting, and security monitoring in an onsite environment.

Key Responsibilities


•  Administer and troubleshoot Microsoft 365, Azure, Intune, Entra ID, Defender, and Purview environments.

•  Maintain Windows servers, Active Directory, endpoints, cloud services, and onsite network infrastructure.

•  Configure and support firewalls, VPN connections, and network switching; resolve escalated infrastructure and end-user issues.

•  Monitor security tools, investigate alerts, assist with incident response, and apply patches and security improvements.

•  Support system deployments, upgrades, technical documentation, and security/compliance activities.

•  Coordinate technical support for local and remote users; participate in on-call support and domestic travel as needed.

Required Qualifications


•  Approximately 3–5 years of practical experience across infrastructure support, network administration, and cloud systems.

•  Hands-on administration of Azure, Microsoft 365, Intune, Entra ID, Microsoft Defender, and Microsoft Purview.

•  Experience configuring firewalls, VPNs, and network switches, plus supporting Active Directory and Windows Server.

•  Ability to troubleshoot complex systems and network issues while supporting end users effectively.

•  U.S. citizenship and eligibility to obtain a security clearance; no employment-visa sponsorship or corp-to-corp arrangements.

Preferred Qualifications


Experience with CMMC/NIST SP 800-171 implementation, CompTIA Security+ or Network+ certification, SIEM platforms, or AWS.

Why Consider This Opportunity


Work across infrastructure and cybersecurity responsibilities in a role that calls for practical problem-solving and broad technical capability.

About Zer04 Consulting


Zer04 Consulting is the recruiting partner for this confidential employer. Candidates will receive additional details as the recruiting process progresses.

 
Original job IT Infrastructure Specialist posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

Similar IT Infrastructure Specialist Jobs in the US

GrabJobs is the no1 job portal in the US, connecting you to thousands of jobs fast! Find the best jobs in the US, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.