Demo

Microsoft Defender Specialist

A3 Technology, Inc.
OKLAHOMA CITY, OK Full Time
POSTED ON 12/13/2025
AVAILABLE BEFORE 2/13/2026

A3 Technology, Inc. is seeking a Microsoft Defender Specialist to join our Infrastructure Support team. The Specialist will assist the IT Endpoint Protection Team implementing the Microsoft Defender solution and supporting the transition to emerging Microsoft technologies. This position is 95% telework.


This position can be located in Oklahoma City, OK, Egg Harbor Township, NJ or Fort Worth, TX.


Responsibilities:

  • Support the IT Endpoint Protection team primarily responsible for BitLocker Encryption and the Microsoft Defender Suite including Microsoft Defender for Endpoint (MDE), Microsoft Defender for Office (MDO), Defender Cloud Apps (MDCA) and Mobile Threat Defender (MTD).
  • Maintain agent handlers, repositories, Microsoft Intune, Microsoft 365 Defender and Microsoft Defender for Cloud Apps.
  • Support the transition to emerging Microsoft technologies.
  • Implement the Microsoft Defender solution including MDE, MDO, MDCA and MTD.
  • Design "Modern Workspace" solutions.
  • Support security minded solutions.
  • Deploy complex architectures based on Microsoft Intune, Endpoint manager and 365 Defender center.
  • Coordinate efforts to test and verify solutions for future implementation. 
  • Assist in developing standard processes and technical directions for Level 2 and Level 1 resources and provide Level 3 support for all End User computing solutions and services.
  • This position is 95% telework.


Skills Required:

  • Experience with Microsoft Intune and Windows Defender ATP.
  • Experience with Server management including Virtualization.
  • Experience with PowerShell or similar scripting language.
  • Experience with Azure, Active Directory and Group Policy.
  • Strong Excel skills to support reporting and data analysis duties.
  • Experience with end user technology deployments and upgrades.
  • Experience providing hands on PC and mobile support to end users.
  • Experience supporting:
    • Microsoft Mobile Threat Defender (MTD)
    • Microsoft Defender for Office (MDO)
    • PowerShell scripting
    • Microsoft Defender for Endpoint (MDE)
    • Microsoft Intune
    • Microsoft Endpoint Manager Admin Center
    • Microsoft Security Administration
    • Microsoft 365
    • Microsoft Defender for Cloud and Sentinel
    • Microsoft Office 365
    • Microsoft Configuration management (service center)
    • G5 Licensing subscription entitlements or non-government equivalent.
    • Active Directory (on prem/cloud) Azure (hybrid environments)
    • GPOs
    • Windows Server Admin
  • Excellent written and verbal communication skills and interpersonal skills.
  • Experience collaborating with peers and managers to identify, manage and generate appropriate reporting and metrics standards based on deployments and management needs.
  • The ability to be an active member and detailed oriented to solve problems by recommending outside-the-box cost effective solutions.
  • Experience managing and administrating systems associated with software deployments, patches and scripts to a large enterprise environment.
  • Experience with managing complex IT projects involving multiple teams or organizations.
  • Experience tracking and resolving incidents via ticket queue.


Skills Preferred:

  • Experience working with a large organization (>35,000 customers).
  • Experience collaborating with peer and client teams.
  • Experience working remotely and onsite.
  • Experience using a Helpdesk system – ServiceNow is a plus.
  • Microsoft Certified IT Professional (MCITP).
  • Microsoft Certified Solutions Expert (MCSE).
  • Microsoft Certified Professional (MCP).
  • Microsoft Endpoint Configuration Manager, (MECM).
  • Microsoft Information Protection Administrator Associate (SC-400).
  • Microsoft 365 Security Administrator Associate (MS-500).
  • ISC2 Certified Information Systems Security Professional (CISSP).
  • CompTIA Advanced Security Practitioner (CASP ).


Education:

  • High school diploma/GED and 11 years IT experience OR
  • Bachelor’s degree in Information Technology or related field and 5 years IT experience.


Additionally, US Citizenship or documented proof of eligibility to work in the US is a must. Upon receiving a conditional offer of employment, candidates will undergo a Government investigation and must meet eligibility requirements for Government clearance. Verification of past employment, education and references is also required. It is imperative that candidates be either a US citizen or a current green card holder with the last 3 consecutive years as a resident of the US.


At A3 Technology, Inc., we take pride in being an Equal Opportunity Employer (EEO) and Affirmative Action (AA) employer. We're committed to considering all qualified candidates for employment without regard to race, religion, color, sex, sexual orientation, gender identity, age, protected veteran status, disability, national origin, genetic information or any other protected status.

Salary.com Estimation for Microsoft Defender Specialist in OKLAHOMA CITY, OK
$91,606 to $112,717
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