About this opportunity
D-Fend Solutions lists this Pre-Sales Field Engineer (DoD) opportunity in mclean, Virginia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Pre-Sales Field Engineer (Department of Defense Focus)
D-Fend Solutions
Location: Washington, D.C. Metro Area (On-site only)
Travel: Up to 50% (CONUS/OCONUS)
About D-Fend Solutions: D-Fend Solutions is the global leader in Counter-Drone (C-UAS) technology, protecting defense, government, and critical infrastructure from rogue drones. In this role, you will directly support our DoD and defense industry partners by enabling the deployment of cutting-edge counter-drone solutions that address today’s evolving threat landscape. As a key technical resource, you will collaborate with defense customers, integrators, and stakeholders to ensure our technology meets rigorous operational, security, and compliance standards.
About the Role
We’re seeking a Pre‑Sales Field Engineer to support DoD and defense industry customers. In this hands‑on, customer‑facing role, you’ll demonstrate and deploy advanced counter‑drone systems, ensuring mission success in complex operational environments. As a Subject Matter Expert (SME) on D‑Fend Solutions’ advanced Counter‑UAS technologies, the Pre‑Sales Field Engineer will play a critical role in supporting DoD‑focused sales efforts. This position assists account executives and program managers in qualifying the technical requirements of military and government customers, clearly articulating the operational and tactical advantages of our product suite in mission‑relevant scenarios.
What You’ll Do
Lead live product demonstrations, field trials, and technical briefings for DoD customers
Assess customer requirements and support system integration and configuration
Conduct on‑site assessments, installations, and system optimization
Collaborate with internal teams to deliver technical insights and mission feedback
Clearly convey the operational capabilities, technical specifications, and mission to both technical and non‑technical audiences
Gather and analyze field insights and lessons learned from DoD engagements, feeding this data back to product management and R&D to inform roadmap planning and capability enhancements aligned with emerging defense needs
Responsible for the seamless handover of mission‑critical information to our Professional Services Team
Draft and deliver comprehensive site visit reports, test summaries, and technical findings to internal stakeholders and DoD clients
What We’re Looking For
Prior DoD Service or experience
Must be available for a full‑time, in‑office position in the Washington, D.C. metro area (no remote or hybrid options)
Experience as a Pre‑Sales or Field Engineer supporting defense or federal clients
Strong research and self‑study abilities with the discipline to work independently and collaboratively in dynamic, high‑tempo environments
Natural charisma and professionalism in client interactions; confident, composed, and responsive during live engagements and field ops
Strong verbal and written communication skills, including the ability to brief senior leadership and technical/non‑technical audiences
Willingness to travel up to 50% domestically and internationally
Background in RF, EW, SIGINT, or C5ISR systems a plus
Join us and help shape the future of defense through advanced counter‑drone technology.
Seniority level
Mid‑Senior level
Employment type
Full‑time
Job function
Defense and Space Manufacturing
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Worksite address
mclean, VA, 22107, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.