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 an Engineering Manager who combines strong technical expertise with inspiring people leadership to shape the future of our Hardware Engineering team. This is a unique opportunity to build structures, influence technical direction, and make a lasting impact in a fast-growing defence technology company with ambitious goals, a diverse product portfolio, and the freedom to turn your vision into reality.
What you will be doing
Collaborate with executive leadership and product management to define company goals and ensure effective execution within engineering
Design, evaluate, and guide architectural direction and cross-team technical solutions, including reviewing and approving technical proposals and key technology decisions while ensuring system reliability, scalability, and long-term sustainability
Promote engineering excellence by establishing best practices, standards, and engineering processes, while balancing innovation, delivery commitments, and technical debt
Lead, mentor, and develop Engineering team members by setting clear expectations, providing regular feedback, supporting career growth, and strengthening leadership capabilities across teams
Support engineering talent acquisition, retention, and succession planning, while fostering an inclusive, collaborative, and trust-based work environment
Ensure the timely delivery of high-quality, reliable hardware across multiple teams and product areas by monitoring progress, risks, dependencies, and delivery performance
Partner closely with Product, Hardware, and Business Development teams to drive effective cross-functional collaboration and knowledge sharing.
What we are looking for:
Proven experience leading engineering or hardware development teams in a complex product environment
Strong people leadership skills, with experience in mentoring and building high-performing teams
A solid engineering background with the technical credibility to guide architectural discussions and strategic engineering decisions
Strong understanding of engineering development processes, tools, and best practices, with the ability to improve how teams work without becoming a hands-on specialist
Experience managing cross-functional collaboration and aligning multiple stakeholders around shared objectives
Ability to balance delivery, innovation, quality, and technical debt in a fast-paced product development environment
Excellent communication skills, with the confidence to engage both technical teams and senior leadership
Experience with full product development lifecycles is highly valued
Experience in defence or regulated industries is not mandatory, but a strong plus.
What we offer
Meaningful work that supports our mission to create a safer and more secure world
The opportunity to work with a talented team and contribute to the development of innovative technologies and solutions
Flexibility in how and where you work, depending on role and project needs
Opportunities for professional growth and skills development as the company and projects evolve
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

DefSecIntel Solutions is freedom defenders’ partner in surveillance and control. DefSecIntels' AI-powered defence systems are for European security!
We are developing and manufacturing world-class mobile autonomous surveillance systems, USV-s, C-UAS- all equipped with AI-assisted technology. Our solutions are playing an important role for defence and homeland security in rapidly changing security environment by ensuring cost efficiency for customers and offering new capabilities.
Our systems are designed for different landscapes, terrains and weather conditions and are combat proven.
DefSecIntel main products are:
Mobile and integrated autonomous situational awareness system SurveilSPIRE;
Mobile surveillance and sensors system CAIMAN;
Cutting edge AI-powered C2 software;
C-UAS EIRSHIELD;
Unmanned Surface Vessel (USV) EUROMITE for various naval missions.
We are well-known partner for security and defence R&D programmes such as the European Defence Fund, and we are validated by the European Commission.
We have 100+ employees and we operate internationally from Tallinn, Estonia with presence in Ukraine and Germany.
DSI was awarded with a title “The Best Estonian Defence Company 2024” and is selected TOP3 Exporter, TOP3 Innovator in Estonia 2024.
Let's connect and discuss how you can benefit from autonomous solutions with AI-powered technology!