Assembly Line Worker

Job Title: Cleanroom Technician

Job Description

The Cleanroom Technician works in a dedicated grinding room to process nutrition feed, alfalfa, and silage samples for research use. This role focuses on accurately grinding, mixing, labeling, and organizing samples for storage and laboratory testing while maintaining strict safety and cleanliness standards. The position involves repetitive manual tasks, attention to detail, and working in a warm, dusty, and noisy environment alongside a close-knit team.

Responsibilities

• Grind nutrition feed, alfalfa, and silage samples into bags using either an electric grinding machine or a manual food processing machine.

• Operate manual mixers, similar to kitchen mixers, to grind feed, alfalfa, and silage samples according to established procedures.

• Operate electric grinders, including updated grinding equipment, by inserting silage samples into the machine and using safety mallets to push samples into the device safely.

• Pour material into mixers, set appropriate grinding times for each batch, and start and monitor the grinding process.

• Label finished ground samples accurately and organize them for storage and subsequent laboratory testing.

• Vacuum out mixers and related equipment between samples to prevent cross-contamination and maintain cleanliness.

• Perform a variety of sample processing tasks for the research group, including grinding, separating, labeling, and cleaning.

• Assist team members in prepping samples onto moving racks to prepare them for processing in the grinding machine area.

• Maintain strict attention to detail to ensure the correct label is applied to the correct sample, despite the repetitive and monotonous nature of the work.

• Follow all safety protocols, including the use of hearing protection, eye protection, and face masks as required.

• Stand in one area for extended periods, bend as needed, and lift up to 40 pounds safely during the course of the shift.

• Work effectively in close proximity to others, maintaining focus on tasks and collaborating respectfully with team members.

• Keep the work area clean and organized, including regular cleaning of equipment and surrounding surfaces.

• Participate in training and learn all aspects of the sample processing workflow to perform duties consistently and accurately.

Essential Skills

• High school diploma or GED.

• At least 1 year of production or general labor experience.

• At least 1 year of experience performing repetitive work tasks.

• Ability to work in a warm and dusty area, even though the facility is temperature controlled.

• Ability to lift up to 40 pounds safely.

• Ability to stand for the duration of the shift and perform bending and manual labor tasks.

• Comfort working in a loud, dusty, and dirty environment with appropriate safety equipment.

• Ability to work in close quarters with others while maintaining focus and cooperation.

• Strong attention to detail to ensure accurate labeling and sample handling.

• Reliability and consistency in performing repetitive tasks with high quality.

Additional Skills & Qualifications

• Experience in cleanroom or controlled environment work.

• Experience in assembly, packaging, or production line operations.

• Experience as a machine operator, particularly with mixers or grinders.

• Comfort with general cleaning tasks related to equipment and workspace.

• Ability to follow detailed instructions and standard operating procedures.

• Strong teamwork and interpersonal skills for working within a group of 10–15 people during busy seasons.

Why Work Here?

You join a research-focused operation where your work directly supports important sample testing and analysis. The environment emphasizes safety, training, and clear procedures, ensuring you understand each step of the process and feel confident in your role. You work within a supportive team that values cooperation, reliability, and attention to detail, with opportunities to contribute overtime when desired. This role offers a stable schedule, structured breaks, and a setting where consistent, high-quality work is recognized and appreciated.

Work Environment

This position is based in a grinding room within a temperature-controlled facility that is warm, dusty, loud, and physically demanding. You work on 1st shift, Monday through Friday, with a structured schedule that includes a 30-minute lunch and 15-minute breaks. Overtime opportunities are available, with the option to work until approximately mid-afternoon several times per week. The environment involves close-quarters work alongside a team of about 10–15 people during busy seasons, requiring strong cooperation and focus. All necessary safety equipment is provided, including safety glasses, hearing protection, and dust masks, and you are expected to use them as required. The dress code includes closed-toed shoes, shorts or jeans, and a work-appropriate shirt, along with provided safety gear. The workspace is dusty and noisy, and may not be suitable for individuals with allergies or asthma due to the increased likelihood of symptoms. Smoking is not permitted on the campus. The role requires standing in one area for extended periods, frequent bending, and occasional lifting of up to 40 pounds, as well as routine cleaning of mixers and equipment between samples.

Job Type & Location

This is a Contract position based out of Johnston, IA.

Pay and Benefits

The pay range for this position is $20.00 - $20.00/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 Johnston,IA.

Application Deadline

This position is anticipated to close on Aug 24, 2026.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

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.