Technical Support Engineer

Technical Support Engineer Who we are: At DefSecIntel Solutions, we protect what matters by building systems that operate where failure is not an option. We deliver combat-proven, end-user-driven defence and security solutions for Europe’s border security, defence, and critical infrastructure protection. Our platforms are designed for real operational environments and are already trusted in the field. We develop, manufacture, and integrate mobile autonomous surveillance systems, unmanned surface vessels, and counter-UAS solutions, all connected through AI-powered command-and-control. With a talented team of 70+ people, DefSecIntel is headquartered in Tallinn, Estonia, with additional manufacturing and maintenance capabilities in Ukraine. We work closely with leading international partners including the EU and NATO, and contribute to major defence R&D programmes such as the European Defence Fund. Join us to build mission-ready systems for today’s needs and tomorrow’s challenges, and help shape the future of Europe’s security. We are looking for a Technical Support Engineer to provide daily support to clients and partners, troubleshoot hardware and technical issues, and work closely with the Support, Development, and Business teams to improve our products. What you will be doing : Work closely with the Support and Development teams to ensure efficient support for our products Offer daily assistance to our clients and partners, promptly addressing their questions and concerns via helpdesk Provide insights and suggestions to the Development and Business teams to improve our products and systems Engage actively in fieldwork across multiple countries, traveling to various locations while excluding frontline areas in Ukraine Take charge of troubleshooting hardware products, including cabling, electronic components, and system updates Apply manual troubleshooting methods to efficiently resolve different technical issues Document processes, troubleshooting steps and creating tickets What we are looking for: Background or previous experience in electronics, technology or IT field Experience with video systems, Python scripts, Linux, hardware integration, installation and/or networks Readiness to travel to different countries multiple times per quarter Proficient in English, Russian is a plus Driving license is a must (category B) What we offer : Support our mission to create a safer and more secure world Opportunity to have a real impact and shape the future of border protection Access to learning and development opportunities to enhance skills and knowledge through training programs, conferences Recognition for helping grow the team through employee referrals A focus on employee well-being, including access to health- and sports-related benefits Social activities and team events that strengthen collaboration and team spirit If you do not meet all the requirements but believe you could still excel in this role, we encourage you to apply regardless. We are always eager to engage with individuals who resonate with our mission. Department Customer Success Locations Tallinn Remote status Hybrid About DefSecIntel Defsecintel Solutions is freedom defenders’ partner in surveillance and control. At Defsecintel Solutions, we believe defence and security solutions should be smart, reliable, and ready for the toughest challenges. That’s why we deliver combat-proven, end-user-driven solutions for Europe’s border security, defence, and critical infrastructure protection. Our goal is clear: to help protect Europe’s borders and keep our allies safe. With proven systems, a dedicated team, and a vision for smarter defence and security, Defsecintel Solutions is building solutions that meet today’s needs and tomorrow’s challenges. Join us and be part of shaping Europe’s security future. Founded in 2018