Arrona Tech LLC

Job SummaryArrona Tech is seeking a mission focused Senior Microsoft Endpoint Configuration Manager (MECM) Administrator in Key West, FL. This full-time W2 position is on-site five days per week and supports large-scale endpoint management in a secure Department of Defense environment.
U.S. citizenship and an active Secret clearance are required to start; the candidate must be eligible to obtain and maintain TS/SCI clearance.
The MECM Administrator will architect and sustain MECM (formerly SCCM) infrastructure across distributed and bandwidth-constrained networks. The role leads enterprise patching and compliance, software distribution, operating system deployment, reporting, complex endpoint issue resolution, documentation, and mentorship.
The ideal candidate brings substantial systems administration and direct MECM/SCCM experience, strong PowerShell automation, and practical knowledge of server hardware, virtualization, and network infrastructure. Experience supporting large endpoint fleets and secure DoD operating environments will help the team deliver reliable, compliant services.
Responsibilities include but are not limited to:
<ul>
<li>Architect, configure, maintain, and troubleshoot MECM (formerly SCCM) infrastructure, including Primary Sites, Management Points, and Distribution Points.</li>
<li>Support MECM operations across distributed and bandwidth-constrained networks.</li>
<li>Lead the enterprise patching strategy for Microsoft operating systems and third-party applications.</li>
<li>Plan and track timely vulnerability remediation in line with security requirements, including DISA STIGs and Information Assurance Vulnerability Management (IAVM) directives.</li>
<li>Package, test, and deploy complex software applications, updates, and custom PowerShell scripts to tens of thousands of endpoints while minimizing user disruption.</li>
<li>Engineer and maintain operating system deployment (OSD) baselines, task sequences, boot images, and driver packages.</li>
<li>Support zero-touch provisioning, bare-metal imaging, and in-place Windows upgrades.</li>
<li>Develop custom SQL queries, SQL Server Reporting Services (SSRS) reports, and CMPivot queries that show endpoint health, compliance metrics, and deployment status.</li>
<li>Serve as a Tier 3 escalation point for complex endpoint and deployment issues.</li>
<li>Create and maintain detailed technical documentation and standard operating procedures (SOPs).</li>
<li>Mentor junior system administrators and share operational knowledge across the team.</li>
</ul>
Required Qualifications:
<ul>
<li>U.S. citizenship is required.</li>
<li>Must hold an active Secret clearance at the start of the assignment.</li>
<li>Must be eligible to obtain and maintain TS/SCI clearance.</li>
<li>Bachelor’s degree in Information Technology, Computer Science, or a related field; additional relevant experience may substitute for the degree.</li>
<li>A high school diploma plus four additional years of relevant experience, or an associate degree plus two additional years, may substitute for a bachelor’s degree.</li>
<li>A relevant master’s degree may receive two years of experience credit; a relevant PhD may receive four years of experience credit.</li>
<li>Nine or more years of relevant Systems Administrator experience.</li>
<li>Five or more years of position-specific experience managing MECM/SCCM.</li>
<li>Expertise in server hardware, virtualization technologies such as VMware or Hyper-V, and network infrastructure.</li>
<li>Proficiency in scripting and automation tools such as PowerShell and Bash.</li>
<li>Must hold a DoD 8140.03 IAT Level II certification, or obtain it within three months of commencing work.</li>
<li>Ability to work on-site in Key West, FL, five days per week.</li>
</ul>
Desired Qualifications:
<ul>
<li>Microsoft Certified: Endpoint Administrator Associate or a similar certification.</li>
<li>Knowledge of Microsoft Intune, Windows Autopilot, and hybrid device management strategies.</li>
<li>Experience with vulnerability remediation and DISA STIG compliance processes.</li>
<li>Experience supporting a DoD Combatant Command, such as SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, or SPACECOM, or a Service Component.</li>
</ul>
Physical Requirements:
<ul>
<li>Ability to remain in a stationary position more than 50% of the time.</li>
<li>Ability to communicate and exchange information with peers and senior personnel.</li>
<li>Ability to operate a computer and other office productivity equipment.</li>
<li>Ability to communicate with co-workers, management, and customers, including delivering presentations and exchanging accurate information.</li>
<li>Ability to occasionally move within an office to access file cabinets, office equipment, and colleagues.</li>
</ul>
Benefits and Pay: 401(k), paid time off, and a taxable health/medical stipend. Paid time off may include paid sick leave where required by applicable state or local law. Benefits are subject to eligibility, Company policy, payroll withholding, and applicable law. Pay is based on experience, qualifications, clearance, certification, and contract requirements.
Pay: $90,000.00 - $110,000.00 per year
Benefits:
<ul>
<li>401(k)</li>
<li>Paid time off</li>
<li>Retirement plan</li>
</ul>
Application Question(s):
<ul>
<li>Active secret clearance required, are you eligible to obtain and maintain Top Secret/SCI clearance?</li>
</ul>
Security clearance:
<ul>
<li>Secret (Required)</li>
</ul>
Ability to Commute:
<ul>
<li>Key West, FL 33040 (Required)</li>
</ul>
Work Location: In person

Senior Microsoft Endpoint Configuration Manager (MECM) Administrator

Senior Microsoft Endpoint Configuration Manager (MECM) Administrator

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