Koolboks makes refrigeration accessible and affordable to all. Our solar-powered freezers, equipped with Pay-As-You-Go technology and offered through an innovative Cooling-as-a-Service model, enable eco-friendly and accessible refrigeration to everyone who needs it.
Life is kool!Role Overview
We are seeking a highly skilled and hands-on Technical Team Lead to lead the design, deployment, and optimization of solar energy systems, battery storage solutions, and IoT-enabled energy platforms. The ideal candidate will combine strong technical expertise with leadership capabilities to drive innovation, ensure system reliability, and support business growth.
Key Responsibilities
Technical Leadership
Lead the design, engineering, and implementation of solar PV systems, battery energy storage systems (BESS), and IoT-based monitoring solutions
Oversee system architecture, integration, and performance optimization across projects
Ensure compliance with industry standards, safety regulations, and quality benchmarks
Team Management
Manage and mentor a multidisciplinary technical team (engineers, technicians, IoT specialists)
Assign tasks, review work, and ensure timely project delivery
Foster a culture of innovation, accountability, and continuous improvement
Project Execution
Oversee end-to-end project lifecycle: design, procurement, installation, commissioning, and maintenance
Collaborate with project managers and stakeholders to meet deadlines and budgets
Troubleshoot complex technical issues and provide scalable solutions
IoT & Data Systems
Lead the development and integration of IoT solutions for remote monitoring and predictive maintenance
Ensure proper data collection, analysis, and reporting for system performance
Evaluate and implement new technologies to enhance system intelligence
Battery Storage Systems
Design and optimize battery storage solutions for residential, commercial, or utility-scale applications
Ensure proper integration with solar systems and grid infrastructure
Monitor performance, safety, and lifecycle management of battery assets
Stakeholder Collaboration
Work closely with business development, operations, and external partners
Provide technical support during client engagements and proposals
Translate technical concepts into clear, actionable insights for non-technical stakeholders
Requirements
Experience
3–5 years of experience in the solar energy sector
Proven experience working with battery storage systems and IoT technologies
Prior experience in a technical leadership or supervisory role is strongly preferred
Technical Skills
Strong knowledge of solar PV system design and installation
Experience with battery technologies (e.g., lithium-ion systems, BMS)
Familiarity with IoT platforms, sensors, and remote monitoring systems
Understanding of electrical systems, inverters, and grid integration
Proficiency with relevant design and simulation tools
Education
Bachelor’s degree in Electrical Engineering, Renewable Energy, or related field (Master’s is a plus)
Key Competencies
Leadership and team management
Problem-solving and analytical thinking
Strong communication skills
Project management capability
Adaptability and innovation mindset
Nice to Have
Certifications in solar energy or energy storage systems
Experience with SCADA systems or advanced monitoring platforms
Knowledge of local energy regulations and standards