Careers at Sun King (Formerly Greenlight Planet)

About The Role:

Sun King is seeking an Electrical Engineer to join the Clean Cooking Quality Assurance (QA) team and take ownership of the testing, validation, and performance monitoring of electronic and electromechanical systems used in clean cooking products, including devices that enable pay-as-you-go access to LPG.

The role will work closely with the R&D, Firmware, QA, and Manufacturing teams to ensure devices are thoroughly validated before release and continue to perform reliably across production environments and real-world deployments.

What you would be expected to do:

• Support testing, validation, and troubleshooting of the electronics and electromechanical hardware used in clean cooking products, such as control devices, sensors, and communication modules.
• Conduct firmware feature upgrade testing and pre-release validations for clean cooking products.
• Investigate and diagnose hardware and firmware faults, documenting findings clearly for internal teams.
• Perform QA testing of software used on manufacturing test stations.
• Develop and maintain test plans, test cases, and inspection checklists for hardware and firmware releases.
• Support field inspection activities, including occasional on-site hardware checks and performance data collection.

You might be a strong candidate if you have:

• A Bachelor's degree in Electronics Engineering, Electrical Engineering, or Mechatronics Engineering.
• 1–3 years of experience working with embedded systems, electronic hardware, or firmware testing.
• Experience reading printed circuit board (PCB) schematics and layouts.
• Hands-on experience testing both physical hardware and embedded firmware or software.
• Familiarity with embedded systems and microcontrollers (e.g., ESP32, Arduino, Raspberry Pi).
• Familiarity with communication protocols, including but not limited to UART, I²C, and SPI.
• Proficiency in Python for scripting, test automation, or data evaluation.
• Comfortable using standard lab equipment, including multimeters, bench power supplies, and oscilloscopes.
• Strong problem-solving and troubleshooting skills with high attention to detail.
• Ability to work with minimal supervision while collaborating effectively across teams in a fast-paced environment.
• Excellent written and verbal communication skills in English and Swahili.

Nice to Have

• Experience with IoT products or connected device ecosystems.
• Experience with soldering, hardware rework, or PCB-level diagnostics.
• Familiarity with QA management tools or defect tracking systems (e.g., Jira, TestRail).

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About the role:

• The role holder will be in charge of overseeing inventory management, retail operations, and reverse logistics across Sun King's nationwide network. The role ensures inventory accuracy, operational efficiency, and system compliance across 160+ retail locations, while steering a large team and managing inventory movements exceeding $1.5 million monthly. By driving process improvements, performance management, and cross-functional team work, the Country Store Manager plays a critical role in assisting sales growth, customer fulfillment, and overall operational excellence.

What you would be expected to do:

Shop & Field Operations

• Oversee operational delivery for retail shops and field inventory processes across the country within defined SLAs.
• Ensure healthy inventory availability and replenishment across the field network, targeting >90% stock availability with <3% stock-out rate.
• Drive adherence to operational SOPs, controls, and inventory governance standards across the network.

Field Inventory Governance

• Oversee field inventory accuracy (target >98%), reconciliation processes, and inventory visibility across operational systems (ERP & CRM).
• Ensure compliance with FIFO inventory management concepts across all field locations and minimize aging inventory (<5% of total units/value >360 days)
• Coordinate regular inventory validations, audits, reconciliations, and corrective action tracking.

Reverse Logistics & Operational Controls

• Coordinate reverse logistics processes for serialized and unserialized inventory across the field network.
• Ensure timely receipt confirmation and visibility of inventory returns into warehouse systems (target < 7-day turnaround with >99% accuracy).
• Drive improvements in reverse logistics turnaround time, cost optimization, visibility, and process compliance.

ERP / CRM Systems Governance

• Drive operational governance and stabilization of ERP (SAP), In-house CRM, and related operational systems for field operations.
• Work closely with Data evaluation teams, Sales & Marketing, Risk, Training and Operations teams to identify and resolve process gaps affecting field operations.
• Steer User Acceptance Testing (UAT) for system changes and ensure data integrity.

Strategic Planning & Continuous Improvement 

• Steer annual field operations strategy development and execution, targeting efficiency gains.
• Drive process optimization, digital transformation, and operational innovation initiatives.
• Identify operational risks and implement controls to protect inventory integrity and compliance.

Operational/Performance Evaluation & Reporting

• Develop and maintain operational dashboards and reports for field inventory, replenishment, service levels, and operational performance tracking.
• Generate regular operational performance reports for management review with insights and recommended actions..
• Use data evaluation to identify improvement opportunities and drive continuous improvement

Team Management & Capability Development

• Guide a team of >25 reports across inventory control, operations coordination, and administrative assistance
• Drive structured performance management, coaching, capability development, and succession planning
• Foster accountability, ownership, and high-engagement culture across field operational structures.

Any other duties as may be assigned.

You would be a strong candidate if you:

• Hold a bachelor’s degree in Supply Chain Management, Procurement & Logistics, Business Administration, Operations Management, or related field. A master's degree is an added advantage.
• Have a minimum of 8 years’ experience in operations, retail operations, field inventory management, or supply chain management at a senior level.
•  Demonstrate strong comprehension of inventory governance, replenishment processes, reverse logistics, and operational controls.
• Have hands-on experience working with a combination of robust ERPs, CRMs, and operational reporting systems.
• Demonstrate advanced evaluation and problem-solving skills.
• Have strong people management and stakeholder management capability.
• Are able to work remotely under minimal supervision

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What you would be expected to do:

Last mile task completion

•  Conduct customer installations, cylinder exchange, meter exchanges and in house service events
•  Ensure people and transport are available to complete deliveries
•  Regular audits of completed events and inspections to identify and address any issues or discrepancies promptly

Last Mile team management

•  Onboard and train last mile staff and independent contractors
•  Development of a motivated and engaged team through coaching, feedback, and recognition
•  Provision of comprehensive in-field training and field coaching of installers to enhance their product knowledge and job skills. 
•  Evaluation of training effectiveness through assessments and feedback from team members
•  Continuous development of staff through ongoing training sessions

Stock management

•  Accurate tracking of inventory levels to prevent overstocking or stockouts. 
•  Minimization of inventory loss through effective loss prevention measures. 

Depot compliance 

•  Ensure depot meets  all relevant LPG regulations and guidelines related to stock management and retail operations 

You might be a strong candidate if you:

• Ability to operate a motorcycle 
•  Certificate or diploma in business or other related course or related experience
• 1 year relevant experience 
• Utmost professionalism while interacting with customers in their homes 
•  Strong organization and time management skills 
• Reliable, trustworthy 
• Team player 
• Friendly, communicative & open to learning, feedback
• Self-driven, proactive 
• Able to set and meet targets, structured approach to running operations 
• Experience of working within informal settlements 
• Strong reading and verbal skills

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About the role:

• The role holder has a wide scope of design and validation tasks aimed at ensuring production efficiency and product quality to enable the large scale production and adoption of Sun King Clean Cooking technologies. 

What you would be expected to do:

Production Assistance: 

• Mechanical troubleshooting of Incoming Quality Inspection and In-Line production rigs to ensure production up-time
• Evaluation of manufacturer quality systems and yield efficiency (TAKT timing) to prioritize production equipment development priorities and find opportunities for improving monthly production
• Develop rigs and fixtures that improve efficiency of incoming and outgoing quality inspections of Clean Cooking products
• Test hardware prototypes, analyse and interpret performance data 
• Test end of line functional testing tools to be used in hardware production lines 
• Perform maintenance activities including repairs, and modifications to existing hardware Assist in executing work orders for hardware 
• Tooling and rig maintenance including the building, maintaining, and updating of custom air test systems.

Design Iteration & Validation: 

• Oversight of mechanical validation activities (executed by manufacturing team).
• Assist Senior QA Engineers with testing new hardware improvements 
• Build relationships with local skilled vendors for fabrication of production equipment components & product design prototypes
• Assist Hardware Engineering team with CAD design of production equipment and fixtures as needed
• Assist the creation and coordination of design validation tests performed by the manufacturer to prove product design requirements are being met.

Field Assistance: 

• First contact and advisor for mechanical failures in the field
• Gather feedback from product stakeholders, form recommendations, and communicate learnings and ideas effectively to the product design team
• Assist Senior QA Engineers with troubleshooting product hardware related issues observed during IQC and field deployments. 
• Interrogate root cause of systematic product failures and work quickly to resolve them through design, process, or component changes.
• Monitor hardware and firmware performance in the field 
• Evaluate field performance data to identify trends and provide insights that assist product improvements and decision-making.

Stakeholder Assistance;

• Work with internal stakeholders to coordinate design, development, and production improvements. This includes collaborating with the Production & Quality and Hardware Engineering teams on planning, prototyping, testing, and validation to ensure seamless execution and product quality.
• Work with external stakeholders to align design intent with manufacturing and field realities. This involves engaging production partners, vendors, and field teams to improve efficiency, ensure feasibility, and gather user feedback for continuous product enhancement.

You might be a strong candidate if you:

• Hold a bachelor’s degree in Mechanical Engineering, Industrial Design, Mechatronics, or related field.
• Possess a minimum 2 years of relevant experience, including CAD design and prototyping using industry-standard tools.
• Have ands-on skills in building, testing, and maintaining mechanical or design prototypes.
• Demonstrate proven ability to produce and interpret engineering documentation (schematics, assemblies, BOMs, etc.).
• Have excellent evaluative, problem-solving, and cross-cultural communication skills.
• Are attentive to detail, team work mindset, and willingness to learn and travel when required.