Mechanical Engineer at Salpha Energy

Salpha Energy is a renewable energy company determined to provide affordable solar solutions for everyone. We are addressing the huge market need for energy by enabling people harness the infinite source of light that freely accessible to everyone.

Innovations in renewable technology afford us the opportunity to place power back in the hands of people, through innovative and quality conscious products that are built to last for outdoor campaing, entrepreneurial activities, rural settlements or disaster relief.

We are recruiting to fill the position below:

Job Title: Mechanical Engineer

Location: Calabar, Cross River 
Employment Type: Full-time

Job Description

• Salpha Energy is expanding its local manufacturing operations and is hiring a skilled
• Mechanical Engineer to establish and run our in-house plastic housing line.
• You’ll be responsible for setting up, optimizing, and scaling the injection molding process that produces durable enclosures.
• You’ll work at the intersection of mechanical performance and electronic integration, ensuring Salpha’s products meet the highestquality and efficiency standards.

Responsibilities

• Set up and manage injection molding machines and related tooling.
• Optimize cycle times, material flow, and machine parameters for consistent part quality.
• Troubleshoot molding defects (e.g., flash, short shots, warping, burns) and implement long-term fixes.
• Supervise mold maintenance, cleaning, and repair scheduling.
• Ensure product integration with electronic components (alignment, fit, cooling, cable access, etc.).
• Ensure safe, efficient workflows.

Requirements

• Bachelor’s Degree in Mechanical Engineering, Mechatronics, Polymer Engineering, or a related field.
• Minimum of 7 years experience in injection molding, with proven success in high-volume plastic component production.
• Strong knowledge of polymer behavior, particularly Polypropylene (PP), Polyethylene (PE), and other housing-grade resins.
• Experience working with consumer electronics, small appliances, or energy products is highly preferred.
• Familiarity with ISO, GMP, or similar manufacturing standards is an advantage.

Technical Skills:

• Proficiency in injection machine setup, process validation, and root cause analysis.
• Strong understanding of hot runner and cooling systems, mold design, and machine electricals.
• Ability to document processes, analyze production data, and implement continuous improvement initiatives.

Soft Skills:

• Excellent team coordination and leadership ability.
• Sharp analytical mindset with a hands-on, solution-first attitude.
• Strong communication skills for cross-functional collaboration with engineering, QA, and logistics teams.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should send their CV and Application to: salpha@salphaenergy.com using the job Title as the subject of the email.