About RSI

RSI is a dynamic group of companies that has provided services to major federal clients and Fortune 500 engineering and construction companies since 1996. We have experience in complex, highly regulated markets providing environmental, nuclear, construction management, project delivery, and specialty professional services while maintaining an excellent safety record.

We offer benefits including a 401K (100% match up to 4% eligible compensation) with 100% immediate vesting and Sick Leave.

RSI is headquartered in Oak Ridge, Tennessee, and is a wholly owned operating company of ASRC Industrial (AIS). AIS is a wholly owned operating company of Arctic Slope Regional Corporation (ASRC), an Alaska Native Corporation (ANC). Through ASRC, we are a certified Minority Business Enterprise (MBE) and Small Disadvantaged Business (SDB), and we also offer 8(a) options.

Rocky Flats is an Office of Legacy Management site within the Department of Energy. Site infrastructure was removed and the site was closed 20 years ago with regulatory agreements with EPA and CDPHE for long-term environmental sampling and maintenance activities. It’s an unoccupied site frequented by herds of elk and other wildlife located in the center of the Rocky Flats National Wildlife Refuge.

Position Summary

RSI is recruiting for an Intern - Field Technician who will assist Rocky Flats Field Staff with field activities.

Job Title: Intern - Field Technician

Location(s): Westminster, CO

Status: Part-Time

FLSA: Non-Exempt

Hiring Range: $20.00 - $23.00 per hour. (The anticipated starting salary is based on the posted minimum requirements for this position. The offered salary will be based upon the selected applicant’s education, training, and experience.)

This position is required to travel 0% of the time. Work will be conducted in the Westminster office and at the Rocky Flats Site near the Westminster office.

Essential Duties and Responsibilities

• Support the following Rocky Flats Site field activities: groundwater monitoring and sampling, monitoring well maintenance, groundwater treatment system operation and maintenance, surface water monitoring and sampling, ecological activities, and other activities as needed.
• Perform proper documentation and data entry, assist with report writing as needed.  
• Assist with installation of erosion controls repairs, Site inspections, and Site housekeeping.
• Other duties as assigned.

Required Education and Years of Relevant Experience

• Completion of 50-60 credit hours prior to start of internship towards an undergraduate degree in Environmental, Geology, Hydrology, or related field.
• No minimum years of experience required.

Licenses and Certifications

• Valid Driver’s License.
• No professional certification required.

Required Skills and Abilities

• Microsoft office including but not limited to Excel, Word, and PowerPoint.
• Use of power and hand tools.
• Ability to work outdoors in all types of weather and walk on rough, hilly terrain.
• Comfortable in remote settings with wilderness conditions (animals, snakes, spiders, bees, wasps, other biting or stinging insects, etc.) and without ready access to public amenities (no utilities – working on undeveloped land).  Although close to Denver, Rocky Flats is considered a remote setting. 

Clearance and Health Requirements

• Criminal Background Check
• Pre-placement Drug Screening
• Fit for Duty Test (if applicable)

Essential Physical Requirements 

Medium: Work involves moving objects by exerting 20 to 50 pounds of force occasionally, or 10 to 25 pounds of force frequently, or an above-negligible amount and up to 10 pounds constantly. Physical demand requirements are in excess of those for light work.

Job Posting Close Date

April 4, 2026

EEO Statement

ASRC Industrial (AIS) and its operating companies affords equal opportunity in employment to all individuals regardless of race, color, religion, sex, age, national origin, pregnancy, familial status, disability status, veteran status, citizenship status, genetic information or any other characteristic protected under Federal, State or Local law. AIS is an Equal Opportunity Employer.

ASRC Industrial, (“AIS”), and its Operating Companies will never ask job candidates for sensitive personal information (such as Social Security numbers, banking details, or payment of any kind) during the hiring process. If you receive unsolicited communications from individuals claiming to represent ASRC Industrial using non-official email addresses (e.g., not from @asrcindustrial.com), please report the message and do not engage. Official job postings can always be found on our website: asrcindustrial.com/careers/ or https://rsienv.applicantstack.com/x/openings