Associate Scientist

Microbac Laboratories, Inc. - Sterling, VA


Microbac serves our clients with the utmost expertise and respect for their market requirements, constraints and challenges. We embody a company-wide commitment to exceptional customer experience, which has been refined over nearly 50 years of trusted, analytical and measurement experience.

Through our network of laboratories, offices, and field services, we have the flexibility to meet the unique requirements for each client, project and scope.

As a privately held third-party testing company, Microbac operates with a commitment to safety, quality and compliance. Our diverse work portfolio includes broad accreditation offerings and tested insights across the environmental, food and nutrition and life science markets.


Under the general supervision of the Department Supervisor, Associate Scientists work in an ISO 17025 accredited laboratory in Sterling, VA to ensure customer satisfaction through accurately and efficiently performing sample evaluation, monitoring microbial cultures, and conducting assays that fall under EPA and FDA requirements.


Following established SOP’s and adhering to state, federal and other accrediting body requirements, prepare and process samples, and collect information about the composition of substances to support the analytical testing needs of clients, for such purposes as quantitative analysis, and product development
Prepare necessary standards, solutions, reagents, media, and samples for sample analyses
Utilize specialized laboratory equipment and instrumentation to process and analyze samples
Perform equipment and instrumentation set up
Accurately record observations and data and basic interpretation of data
Maintain the integrity of procedures and record professional activity for peer review
Monitor and address sample backlog issues
Maintain accurate, up to date logs, notebooks and equipment records
Perform necessary laboratory administrative functions such as filing paperwork, photocopying, reviewing of data, and entering data into computerized LIMS
Comply with and promote Safety, and Quality programs
Microbiological culture maintenance activities
Performing serial dilutions and enumerating various target microorganisms according to standard operating procedures
Reading Petri film and pour plates for various microbiological analyses
Media preparation/sterilization utilizing aseptic technique during sample handling
Accurately documenting, recording and reviewing data
Maintenance and daily verification of laboratory equipment


Bachelor’s degree in Microbiology, Biology or two to three years related experience; or equivalent combination of education and experience
Experience in aseptic technique is required
Basic knowledge of principles, terminology, practices, techniques and instrumentation commonly used in a laboratory setting
Ability to effectively prioritize work and manage time to meet deadlines and rush orders
Computer literacy
Strong communication skills are required
Ability to accurately follow written and verbal instruction is required
Ability to work well under pressure, in a fast-paced environment, while maintaining a positive and enthusiastic attitude is a must
Ability to work with delicate laboratory equipment
Ability to communicate effectively in both written and verbal formats


The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Physical Requirements:
Position requires standing for extended periods of time
While performing the duties of this job, the employee is regularly required to use hands to finger, handle, or feel objects, tools, or controls; talk or hear; and taste or smell. The employee is occasionally required to stand, walk, and sit
The employee must regularly lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, and depth perception

Working Conditions:
While performing the duties of this job, the employee frequently works near moving mechanical parts and is frequently exposed to fumes or airborne particles and toxic or caustic chemicals
The noise level in the work environment is usually moderate

Microbac is an Equal Opportunity Employer – Minorities/Females/Veterans/Disability/Sexual Orientation/Gender Identity

Veteran Friendly Employer

Required Skills

Required Experience