Job Title:

Controlled Environment Maintenance Technician Job Description The Controlled Environment Maintenance Technician prepares greenhouse and growth chamber spaces for research use by performing thorough cleaning, irrigation setup, and system readiness tasks. This role ensures all controlled environment areas meet operational and safety standards before plant material enters, supporting reliable research operations and timely space availability. Responsibilities Execute greenhouse exit and entry readiness checklist tasks to ensure spaces meet operational and safety standards before use. Perform deep cleaning of irrigation systems, including flushing and sanitation procedures, to maintain reliable water delivery and prevent contamination. Set up and disconnect irrigation carts, rails, and hoses in accordance with established procedures. Inspect and troubleshoot basic irrigation components such as emitters, valves, hoses, and leaks, and report issues that require further maintenance. Clean and maintain floors, drains, benches, carts, and work areas to uphold a safe, organized, and hygienic environment. Stage and secure equipment according to safety standards to support safe operations and prevent damage or misuse. Verify readiness of irrigation and environmental systems prior to handoff for planting, ensuring all systems function as required. Support turnaround timelines by completing tasks efficiently to meet space availability targets for research activities. Communicate issues requiring maintenance or escalation to the appropriate teams or supervisors in a timely and clear manner. Follow standard operating procedures (SOPs) and documentation requirements while performing daily tasks. Essential Skills Experience working in a greenhouse, agriculture, facilities, or similar environment. Familiarity with irrigation systems or mechanical systems, including basic components and operation. Ability to perform physically demanding work, including lifting, standing for extended periods, and handling water and equipment. Strong attention to detail to ensure thorough cleaning, accurate system setup, and reliable readiness checks. Commitment to safety practices, including following safety standards for equipment staging and environmental cleanliness. Ability to follow standard operating procedures (SOPs) consistently. Ability to work independently and manage tasks with minimal supervision. Additional Skills & Qualifications Experience with maintenance technician duties in controlled environments such as greenhouses or growth chambers. Experience in agriculture, horticulture, facilities maintenance, or related fields. Basic troubleshooting skills for irrigation components such as emitters, valves, hoses, and leak detection. Strong communication skills to report issues, escalate problems, and coordinate with other teams. Organizational skills to manage multiple tasks while meeting turnaround timelines and space availability targets. Job Type & Location This is a Contract position based out of Chesterfield, MO. Pay and Benefits The pay range for this position is $19.00 - $21.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Chesterfield,MO.

Application Deadline This position is anticipated to close on Aug 4, 2026. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.