Junior Systems Admin & Tier II Helpdesk (Secret Cleared)

APTNEXUS; Arlington (VA); On-site; USD 75,000 - 90,000; Full time

Job summary

APTNEXUS is seeking a Junior Systems Administrator / Tier II Helpdesk Technician for our on-site team in Rosslyn, VA. The role supports a Federal Government environment with a growth mindset and cross-system capabilities.

You will handle tickets, device provisioning, account administration, and basic security tooling while learning new enterprise tools. Onsite 5 days per week with Secret clearance required.

Qualifications

• BS/BA in Information Systems/Computer Science/related field required or equivalent work/military experience.
• Security+ certification required; Microsoft certifications desirable but not required.

Responsibilities

• Respond to help desk tickets and provide technical assistance to end-users.
• Install, configure, and maintain hardware and software on end-user devices and peripherals.
• Image and configure new workstations and perform periodic refresh activities.
• Identify hardware problems and coordinate repairs.
• Manage user and system accounts in hybrid Active Directory/Entra ID environments with MFA.
• Learn and support tools like CrowdStrike, Qualys, PatchMyPC, and Microsoft 365 suite.
• Provide training and support to customers on hardware/software usage.
• Keep detailed records of support activities in SolarWinds Service Desk.
• Maintain inventory of hardware and software assets and ensure they are up to date.

Skills

Active Directory

Azure/Entra ID

Microsoft 365

End-user support

Troubleshooting

Customer service

Security awareness

Education

BS/BA in Information Systems/Computer Science/related field

Security+ certification

Tools

ManageEngine ADManager Plus

Okta

Intune

PIV/CAC

Microsoft 365 Admin Center

Job description

APTNEXUS is seeking a Junior Systems Administrator / Tier II Helpdesk Technician for our on-site team in Rosslyn, VA. The role supports a Federal Government environment with a growth mindset and cross-system capabilities.

You will handle tickets, device provisioning, account administration, and basic security tooling while learning new enterprise tools. Onsite 5 days per week with Secret clearance required.