Senior Endpoint Systems Administrator

MAJUS Consulting

$100K — $140K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Minimum of five years supporting enterprise desktop and endpoint environments.
  • Strong administration experience with Windows and macOS operating systems.
  • Experience with Microsoft Entra ID (Azure AD) and Active Directory.
  • Hands-on with endpoint management platforms such as Microsoft Intune, JAMF, or similar.
  • Strong knowledge in imaging, software deployment, and endpoint lifecycle management.
  • Analytical and troubleshooting skills for hardware, operating systems, and networking issues.
  • Excellent communication skills for technical and nontechnical audiences.

Responsibilities

  • Provide advanced Tier II desktop and endpoint support.
  • Deploy, configure, maintain, and troubleshoot various devices.
  • Administer Microsoft Entra ID, Active Directory, and identity management.
  • Manage enterprise endpoint management platforms.
  • Diagnose and resolve complex OS and performance issues.
  • Collaborate with cybersecurity and engineering teams on technical escalations.
  • Create and maintain technical documentation and guidance for junior staff.

Benefits

  • Medical, dental, and vision insurance.
  • Paid time off and paid holidays.
  • 401(k) retirement plan with company match.
  • Professional development and certification assistance.
  • Career growth opportunities.
Full Job Description
What Will You Do?
• Provide advanced Tier II desktop and endpoint support for Windows, macOS, and mobile devices.
• Deploy, configure, maintain, and troubleshoot laptops, desktops, peripherals, mobile devices, and enterprise software.
• Administer Microsoft Entra ID (Azure AD), Active Directory, multi factor authentication, and identity lifecycle management.
• Manage enterprise endpoint management platforms such as Microsoft Intune, JAMF, Ivanti, KACE, or similar solutions.
• Perform workstation imaging, software deployment, patch management, and endpoint lifecycle administration.
• Diagnose and resolve complex operating system, authentication, networking, and performance issues.
• Analyze Windows Event Viewer and macOS Console logs to identify root causes and implement long term solutions.
• Configure and support mobile device management solutions for iOS and Android devices.
• Collaborate with cybersecurity, cloud, network, and engineering teams to resolve escalated technical issues.
• Create and maintain technical documentation, standard operating procedures, and knowledge base articles.
• Mentor junior support staff and provide guidance on complex technical escalations.
• Support vulnerability remediation, endpoint hardening, and Zero Trust security initiatives.
• Assist with workstation refresh projects, hardware deployments, data migrations, automation initiatives, and incident response activities.

What Skills Do You Possess?
• Minimum of five years of experience supporting enterprise desktop and endpoint environments.
• Strong administration experience with Windows and macOS operating systems.
• Experience administering Microsoft Entra ID (Azure AD) and Active Directory.
• Hands on experience with endpoint management platforms such as Microsoft Intune, JAMF, Ivanti, KACE, or similar technologies.
• Strong knowledge of enterprise imaging, software deployment, patch management, and endpoint lifecycle management.
• Experience troubleshooting enterprise hardware, operating systems, authentication, networking, and endpoint security issues.
• Familiarity with mobile device management, multi factor authentication, and endpoint security best practices.
• Excellent analytical, troubleshooting, documentation, communication, and customer service skills.
• Ability to communicate effectively with both technical and nontechnical users.
• Experience supporting hybrid cloud environments is preferred.
• Experience developing PowerShell, Bash, or other automation scripts is preferred.

Education Requirements
• Bachelor's degree in Information Technology, Computer Science, Cybersecurity, or a related field preferred.
• Equivalent combination of education, certifications, and relevant professional experience may be considered.

Certifications

Preferred certifications include one or more of the following:
• CompTIA Security+
• Microsoft Certified: Endpoint Administrator Associate
• Apple Certified IT Professional
• AWS Certified Cloud Practitioner
• ITIL Foundation

Security Requirements
• Ability to obtain and maintain a Public Trust or other government security clearance, as required by the contract.

Salary and Benefits

Salary: - 100,000-140,000

Benefits include:
• Medical, dental, and vision insurance
• Paid time off and paid holidays
• 401(k) retirement plan with company match
• Professional development and certification assistance
• Career growth opportunities

Job Type

Full Time

Work Location

Washington, DC (On-site)

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