Roeslein & Associates

Electrical Designer

CAD design and drafting of electrical systems; proficient with SolidWorks Electrical or AutoCAD Electrical; understanding of PLC panels, schematics, and I/O; strong communication and attention to detail.

Mechanical Engineer

Bachelor's degree in mechanical engineering; 0-5 years experience; AutoCAD; piping system drawing experience; pump/support equipment/HVAC knowledge preferred; strong communication and analytical skills; proficient with Windows-based software.

Commercial Director, Nutrients

Commercial Director

Strong commercial acumen with pricing and market strategy; cross-functional leadership in agricultural inputs; willingness to travel; MBA preferred.

Grant Director

Lead a complex, multi-stakeholder program with strong compliance, data integrity, and financial discipline.

Landowner Partnerships Director

Bachelor’s degree plus 7–12+ years in agriculture/landowner engagement; proven leadership; strong commercial and program design skills.

Shipping Clerk I

High school diploma or GED preferred; 1-2 years manufacturing/industrial experience preferred; strong mechanical aptitude; experience with handheld tools; read a tape measure; ability to read blueprints preferred; must supply personal tools; strong math/problem-solving; able to work at heights; forklift/crane experience preferred; flexible hours, including overtime and weekends.

Receiving Clerk I

Receiving duties, material inspection, data entry, and safety compliance.

Electrical Technician

2-5 years electrical experience; High school preferred; associate degree preferred; HV AC and LV DC experience; team oriented; able to lift up to 50 lbs.

Proving Technician I

Proving, inspection, and maintenance of liquid flow meters; safe, detailed work with strong customer focus; able to work independently and in teams.

Maintenance Technician

Maintenance Technician for biogas systems; high school diploma; electrical/mechanical troubleshooting; strong communication; computer skills; valid driver's license.

Maintain biogas system equipment, test lagoon performance, support Biogas Technicians, and follow safety protocols.

Senior Process Engineer

Extensive process engineering experience including PFDs, P&IDs, simulations, and project leadership across multiple sectors.

Process Engineering Group Leader

Bachelor's in Chemical Engineering, PE license, 20+ years process engineering, process simulation, PFDs/P&IDs, strong communication, driver license.

Process Engineer II

Process engineering with PFDs/P&IDs, process simulations, energy/material balances; 2-6 years experience; Bachelor's in Chemical Engineering preferred; valid driver's license; EIT optional.

Material Handler

High school diploma preferred; valid driver’s license; experience pulling a trailer; strong communication, attention to detail, organization; ability to work independently and in a team.

Operations Supervisor

Oversee daily biogas facility operations; supervise staff; ensure safety, quality, and efficiency; manage schedules and budgets; coordinate maintenance; enforce safety protocols.

Bachelor's degree in Mechanical Engineering; 5-7 years' experience; EIT required; PE preferred; valid driver license; strong communication and analytical skills.

Title	Location	Date
Electrical Designer Full Time · $62K · 1+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Apr 30, 2026
Mechanical Engineer Full Time · 0+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Apr 29, 2026
Commercial Director, Nutrients Full Time Bloomington, Minnesota, United States · Onsite	Bloomington, Minnesota, United States Onsite	Apr 23, 2026
Grant Director Full Time · 10+ YOE Bloomington, Minnesota, United States · Remote	Bloomington, Minnesota, United States Remote	Apr 23, 2026
Landowner Partnerships Director Full Time · 7+ YOE United States · Remote	United States Remote	Apr 23, 2026
Shipping Clerk I Full Time · $42K-$52K/yr · 1+ YOE Red Bud, Illinois, United States · Onsite	Red Bud, Illinois, United States Onsite	Apr 20, 2026
Receiving Clerk I Full Time · $42K-$52K/yr · 1+ YOE Red Bud, Illinois, United States · Onsite	Red Bud, Illinois, United States Onsite	Apr 20, 2026
Electrical Technician Full Time · $64K-$86K/yr · 2+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Apr 15, 2026
Proving Technician I Full Time · $53K-$60K/yr · 1+ YOE Evans, Colorado, United States · Onsite	Evans, Colorado, United States Onsite	Apr 15, 2026
Maintenance Technician Full Time Avalon, Wisconsin, United States · Onsite	Avalon, Wisconsin, United States Onsite	Apr 15, 2026
Maintenance Technician Full Time Murray, Iowa, United States · Onsite	Murray, Iowa, United States Onsite	Apr 15, 2026
Senior Process Engineer Full Time · 8+ YOE St Louis, Missouri, United States · Onsite	St Louis, Missouri, United States Onsite	Apr 15, 2026
Process Engineering Group Leader Full Time · 20+ YOE St Louis, Missouri, United States · Onsite	St Louis, Missouri, United States Onsite	Apr 15, 2026
Process Engineer II Full Time · 2+ YOE St Louis, Missouri, United States · Onsite	St Louis, Missouri, United States Onsite	Apr 15, 2026
Material Handler Full Time · $48K-$52K/yr Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Apr 10, 2026
Operations Supervisor Full Time · 5+ YOE Scott City or Ulysses or Saint Louis · Onsite	Scott City or Ulysses or Saint Louis Onsite	Nov 20, 2025
Mechanical Engineer Full Time · $92K-$115K · 5+ YOE St. Louis, Missouri, United States · Onsite	St. Louis, Missouri, United States Onsite	Jan 21, 2025

Activities	Modular fabricationIndustrial engineeringConstruction servicesProcurement managementRenewable energy systems
Headquarters	US
Industries	Engineering & ConstructionRenewables & Environment
Name	Roeslein & Associates
Employees	1,300
Type	Private
Subsidiaries	Roeslein RenewablesPride Conveyance SystemsMethod Flow ProductsRoeslein Alternative Energy
Tagline	Designs and builds modular industrial facilities and renewable energy systems.
Founded	1,990
Website	roeslein.com

Roeslein & Associates

About Roeslein & Associates