Senior Field Office Technician

General information

Requisition # R67408 Locations USA-Remote Work Posting Date 04/29/2026 Security Clearance Required Secret Remote Type Fully Remote Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

***This is for a future opportunity***

MANTECH seeks a motivated, career and customer-oriented Senior Field Office Technician to join our CASTLE-NET Program team.  This is a remote position.    

Be a part of an agile team to provide the U.S Army Corps of Engineers (USACE) OCIO/G-6 with agile, innovative, customer focused, and cost-effective integrated enterprise IT support services in support of the USACE vision of engineering solutions for the Nation’s toughest challenges.   

Responsibilities include but are not limited to:

• Providing on-site technical support and assistance by deploying to CASTLE-NET program field offices for IT infrastructure and end-user device wellness checks.

• Conducting network performance evaluations, checking conference room equipment, and supporting end-user devices while ensuring compliance with USACE IT policies.

• Planning and leading major technology assignments while evaluating performance results to recommend changes affecting project success.

• Assisting with IT equipment disposal training and supporting onsite personnel with IT issue ticketing and documentation.

• Functioning as a technical expert across multiple project assignments to deliver world-class IT services and responsive customer support.

• Delivering vital solutions that strengthen the IT foundation with secure, innovative, and modernized technological solutions.

• Working with all stakeholders to ensure complete and functioning systems that meet all mission requirements while supervising others as required.

Minimum Qualifications:

• Bachelor’s degree in IT, Computer Science, or related field; or an Associate degree with 10+ years of experience; or 12+ years of total relevant experience.

• Possess 8+ years of experience in IT and/or field/user support roles with progressively responsible experience.

• Comprehensive technical knowledge across key tasks and high-impact assignments, including hardware, software, and network troubleshooting.

• Proficiency in remote support tools and ticketing systems with a willingness to travel extensively for field missions.

• Possession of relevant certifications such as CompTIA A+ or Microsoft Certified: Modern Desktop Administrator.

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