Remote IT Support Technician - 24/7 Helpdesk

MANTECH; McLean (VA); On-site; USD 65,000 - 90,000; Full time

Job summary

MANTECH seeks a motivated Remote Support Technician to join our 24/7 IT operations in McLean, VA. The role focuses on triage, troubleshooting, and resolving Tier 0–2 incidents for mission-critical applications, with emphasis on customer service and timely problem resolution.

The ideal candidate has strong Windows/AD knowledge, ITIL familiarity, and the ability to work shifts including holidays. TS/SCI with Polygraph clearance is required.

Qualifications

• High School Diploma with 4+ years of experience, an Associate’s Degree with 2+ years of experience, or a Bachelor’s Degree.
• Experience resolving technical problems and answering queries via telephone or self-service involving hardware, software, networks, system/application access, and telecommunications.
• Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.
• Experience supporting Windows 10, Microsoft Office 2016 or later, and common business applications.
• Familiarity with TCP/IP, general networking issues, virus scanning services, and desktop/laptop/peripheral support.

Responsibilities

• Utilize ITIL-based processes to efficiently manage and resolve incoming incidents, service requests, and demands, ensuring timely and accurate issue tracking.
• Troubleshoot, analyze, and resolve hardware, software, and network issues, performing remote desktop repairs and minimizing escalations to Tier 3 support.
• Provide user support and basic training for common applications, system procedures, and office productivity tools.
• Collaborate with cross-functional IT teams—including network, systems engineering, and application development—to restore services and address complex problems.
• Manage user accounts, access permissions, and perform special administrative tasks while maintaining clear documentation and adhering to security protocols.
• Work required shift from 9:30AM – 6:00PM Monday through Friday, as part of a coverage team operating 24x7 support, to include holidays. Training shift will be 6:00 AM – 2:30PM, 7:00 AM – 3:30PM, or 8:00 AM – 4:30 PM (dependent on trainers’ availability) Monday through Friday for the first 2-3+ weeks in McLean, VA.

Skills

IT support

Windows support

Communication

Problem solving

Education

Bachelor’s degree or higher

Associate’s degree

High school diploma

Tools

ServiceNow ITSM

Active Directory

Windows OS

Job description

MANTECH seeks a motivated Remote Support Technician to join our 24/7 IT operations in McLean, VA. The role focuses on triage, troubleshooting, and resolving Tier 0–2 incidents for mission-critical applications, with emphasis on customer service and timely problem resolution.

The ideal candidate has strong Windows/AD knowledge, ITIL familiarity, and the ability to work shifts including holidays. TS/SCI with Polygraph clearance is required.