Greenhouse Associate

Harba; Johnston (IA); On-site; USD 40,000 - 56,000; Full time

Job summary

Harba in Johnston, IA is seeking a dedicated Greenhouse Technician to assist with propagation, planting, watering, and maintenance of greenhouse plants. You will monitor environmental conditions and support routine lab tests to optimize growth.

Responsibilities include recording data, performing SOP-backed experiments, and assisting researchers in plant biology projects. Strong attention to detail and ability to lift 50 lbs are required.

Qualifications

• Associate or Bachelor’s degree in Plant Science, Horticulture, Biology, Agriculture, or a related field preferred.
• Experience with controlled environment agriculture (CEA) or hydroponics is a plus.
• Knowledge of plant diseases, pests, and nutrient requirements preferred.
• Strong understanding of plant care, growth cycles, and greenhouse operations is a plus.
• Ability to perform lab tests, collect samples, and analyze plant health data.
• Proficiency in using scientific instruments, environmental monitoring systems, and lab equipment.
• Excellent attention to detail and record-keeping skills.
• Ability to work independently and in a team environment.
• Basic proficiency in Microsoft Excel and data entry software.

Responsibilities

• Assist in the propagation, planting, watering, fertilization, and maintenance of greenhouse plants.
• Monitor and record temperature, humidity, light levels, and other environmental conditions to optimize plant growth.
• Conduct routine plant health assessments, identifying and addressing pests, diseases, or nutrient deficiencies.
• Perform laboratory experiments, including soil and water testing, plant tissue sampling, and data collection.
• Maintain and calibrate greenhouse equipment, such as irrigation systems, lighting, and ventilation controls.
• Adhere to Standard Operating Procedures (SOPs) for plant handling, sanitation, and safety protocols.
• Assist researchers and scientists in carrying out experiments and trials related to plant biology and agriculture.
• Keep accurate records of greenhouse activities, document research findings, and prepare reports.
• Follow all safety and biosecurity protocols to prevent contamination and ensure a clean working environment.

Skills

Plant Science

Horticulture

Biology

Agriculture

Lab Testing

Data Entry

Excel

Safety Protocols

Record Keeping

Teamwork

Independent Work

Biosecurity

Education

Bachelor's in Plant Science

Tools

Lab Equipment

Job description

Job Responsibilities:

• Assist in the propagation, planting, watering, fertilization, and maintenance of greenhouse plants.

• Monitor and record temperature, humidity, light levels, and other environmental conditions to optimize plant growth.
• Conduct routine plant health assessments, identifying and addressing pests, diseases, or nutrient deficiencies.
• Perform laboratory experiments, including soil and water testing, plant tissue sampling, and data collection.
• Maintain and calibrate greenhouse equipment, such as irrigation systems, lighting, and ventilation controls.
• Adhere to Standard Operating Procedures (SOPs) for plant handling, sanitation, and safety protocols.
• Assist researchers and scientists in carrying out experiments and trials related to plant biology and agriculture.
• Keep accurate records of greenhouse activities, document research findings, and prepare reports.
• Follow all safety and biosecurity protocols to prevent contamination and ensure a clean working environment.

Qualifications:

• Associate or Bachelor’s degree in Plant Science, Horticulture, Biology, Agriculture, or a related field preferred.
• Experience with controlled environment agriculture (CEA) or hydroponics is a plus.
• Knowledge of plant diseases, pests, and nutrient requirements preferred.
• Strong understanding of plant care, growth cycles, and greenhouse operations I na plus.
• Ability to perform lab tests, collect samples, and analyze plant health data.
• Proficiency in using scientific instruments, environmental monitoring systems, and lab equipment.
• Excellent attention to detail and record-keeping skills.
• Ability to work independently and in a team environment.
• Basic proficiency in Microsoft Excel and data entry software.
• Must be able to work in humid or varying environmental conditions.
• Ability to lift up to 50 lbs and perform repetitive tasks.
• Flexible to work early mornings, evenings, or weekends, as required by greenhouse operations.