Systems Administrator

Confidential Company; Washington (District of Columbia); On-site; USD 90,000 - 120,000; Full time

Job summary

Confidential Company in Washington, DC is seeking a System Administrator to lead endpoint and SaaS platform support across a hybrid workforce. This hands-on role owns provisioning, securing, and maintaining systems used daily, while delivering high-quality end-user support.

The ideal candidate brings 5+ years of IT experience, strong skills across macOS, Windows, Linux, and mobile, and hands-on MDM and cloud identity experience.

Qualifications

• 5+ years in IT support and systems administration across macOS, Windows, and mobile.
• Proficient with macOS, Windows 11/Server 2019/2022, Linux, iOS and Android.

Responsibilities

• Provision, configure, and maintain macOS, Windows, and mobile endpoints.
• Provide end-user support for laptops, mobile devices, SaaS tools, and authentication systems.
• Manage and optimize MDM platforms (Jamf Pro and Intune).
• Package and deploy software to Apple and Microsoft devices.
• Build and secure on-premises/VM environments using Windows Server 2019/2022 and Linux via VMware vCenter.
• Own Active Directory: GPO, DNS, DHCP, and domain controller administration.
• Manage Azure VMs, networks, storage, and IAM/RBAC.
• Troubleshoot LAN, VPN, Wi-Fi, printers.
• Oversee backups and backup infrastructure.
• Maintain asset inventory and SaaS license tracking.
• Document configurations, procedures, and IT workflows.

Skills

IT support

Systems administration

Troubleshooting

Documentation

Communication skills

Mobile device management

Education

Bachelor’s degree in IT/CS

Tools

Jamf Pro

Microsoft Intune

VMware vCenter

Parallels Desktop

Azure AD/Entra ID

Okta

SAML/SSO

Job description

A growing security software company is seeking a System Administrator to lead endpoint and SaaS platform support and management across a hybrid workforce. This is a hands-on technical role with direct responsibility for provisioning, securing, and maintaining the systems employees rely on daily, while also delivering high-quality end-user support.

The ideal candidate thrives in a fast-paced, security-focused environment and brings strong experience across macOS, Windows 11, Windows Server, Linux, iOS, and Android environments.

Responsibilities

• Provision, configure, and maintain macOS, Windows, and mobile endpoints
• Provide end-user support for laptops, mobile devices, SaaS tools, and authentication systems
• Manage and improve MDM platforms (Jamf Pro and Microsoft Intune)
• Package and deploy software to Apple and Microsoft devices
• Build, maintain, and secure on-premises and virtual server environments (Windows Server 2019/2022, Linux) using VMware vCenter
• Take full ownership of Active Directory — Group Policy, DNS, DHCP, and domain controller administration
• Manage Azure infrastructure including virtual machines, virtual networks, storage, backup policies, and IAM/RBAC
• Troubleshoot corporate Wi‑Fi, LAN, VPN, and printer/scanner services
• Oversee endpoint backups and assist with backup infrastructure
• Maintain asset inventory and SaaS license tracking
• Document system configurations, procedures, and IT workflows

Requirements

• Must be US Citizen
• In office 3-4 days a week
• 5+ years in IT support and systems administration (macOS, Windows, and mobile)
• Proficient in macOS, Windows 11, Windows Server 2019/2022, Linux, iOS, and Android
• 4+ years experience with MDM (Jamf Pro and/or Intune), SaaS tools, and cloud identity systems (Okta, Azure AD/Entra ID)
• Proven hands‑on experience building and configuring Windows Server environments — bare metal or VM provisioning in VMware
• Active Directory administration: domain controller operations, Group Policy, DNS and DHCP management
• Experience managing Azure VMs, networking, storage, and IAM/RBAC
• Experience supporting corporate networks: firewalls, DNS, VPN, Wi‑Fi
• Skilled in enterprise software deployment and packaging
• Experience with VMware vCenter and familiarity with Parallels Desktop
• Experience using AI‑assisted tools to improve IT operations, troubleshooting, documentation, and workflow automation
• Excellent troubleshooting, documentation, and communication skills
• Relevant hands‑on experience in IT support, systems administration, or a related technical field (degree or equivalent experience)

Preferred Qualifications

• Bachelor’s degree in IT, Information Security, Computer Science, or equivalent hands‑on experience
• Jamf Certified Tech/Admin or Okta Certified Professional/Administrator
• PowerShell, Bash, or automation scripting experience
• Familiarity with SAML, SSO, or enterprise security frameworks
• Exposure to compliance‑focused or regulated environments