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Mechanical Engineer -Sr

Job in Sioux Falls, Minnehaha County, South Dakota, 57102, USA
Listing for: POET
Full Time position
Listed on 2026-01-12
Job specializations:
  • Engineering
    Mechanical Engineer, Manufacturing Engineer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: Mechanical Engineer I -Sr

Overview

At POET, our mission is to be good stewards of the Earth by converting renewable resources to energy and other valuable goods as effectively as humanly possible. For over thirty-five years, our drive and passion to change the world has enabled us to become the largest producer and marketer of bioethanol and a leader in sustainable products worldwide.

Culture

CULTURE IS KING ’re all on the same team. We always communicate, and we park our egos at the door. This is how we operate, fostering a healthy work‑life balance, celebrating wins, and engaging in frequent team events and volunteer efforts.

Job Summary & Responsibilities

Our Mechanical Engineers use creativity and problem solving to design state‑of‑the‑art projects, implement technological advancements, and stretch their talent. They work with engineers from multiple disciplines to develop knowledge and gain new skills.

  • Work with the design team to define project needs, work through layout considerations, and find creative solutions to objectives.
  • Design, analyze, and specify process piping systems, various equipment, HVAC systems, and plumbing systems.
  • Prepare, review, and approve drawings produced by the Mechanical Engineering team.
  • Estimate costs, resources, and material needs for projects.
  • Work with vendors and contractors on various tasks, including bid packages, specifications, ordering materials and equipment, approving drawings and specifications, and aiding in installation oversight.
  • Meet all safety, budget, and schedule requirements.
  • Assist in new technology research and testing to improve processes.
  • Assist with on‑site commissioning and start‑up activities.
  • Provide on‑going engineering support to other POET groups and facilities.
  • Foster a culture of safe behavior and environmental compliance at all times.
  • Maintain a team environment and champion POET in the community.
  • Experienced engineers will lead and mentor team members.
  • Create and continuously improve standards, specifications, and work processes.
Qualifications & Skills
  • Bachelor’s degree or greater in Mechanical Engineering or equivalent.
  • Experience requirements:
  • Mechanical Engineer I: No experience required.
  • Mechanical Engineer II: 4+ years overall, 3+ years in related industry.
  • Mechanical Engineer III: 8+ years overall, 6+ years in related industry.
  • Senior Mechanical Engineer: 12+ years overall, 10+ years in related industry.
  • Successful completion of the Fundamentals of Engineering or Professional Engineering exam preferred.
  • Proficiency in Microsoft Office Suite and willingness to learn new programs.
A Successful Candidate Will Have
  • High level of personal integrity.
  • Interpersonal skills – effectively interact with individuals at all levels.
  • Demonstrated problem‑solving and critical thinking skills.
  • Ability to embrace and promote change.
  • Innovative mindset.
  • Ability to think objectively.
  • Self‑awareness in the face of uncertainty.
  • Team environment aptitude.
  • Initiative to learn new things and take on new challenges.
Work Environment
  • Up to 25% travel to visit bioprocessing facilities; overnight travel may be required.
  • Driver of a POET vehicle required; motor vehicle record check conducted.
  • Dynamic work environment balancing office and bioprocessing facility with physical labor as needed.
Growth & Development Opportunities

At POET, we encourage internal development and growth by allowing team members to carve their own path to success. Leaders support team members with the necessary resources to develop skills, achieve goals, and create the most value. Each new team member’s position and compensation are determined by unique qualifications and skill set.

Benefits
  • Comprehensive benefits package: health, dental, and vision insurance with generous employer Health Savings Account contribution.
  • Quarterly Profit‑Sharing Bonuses and Bi‑Annual Incentive Bonuses.
  • Competitive pay, including shift premium pay for qualifying positions.
  • 401(k) with company match.
  • Paid time off and paid holidays – 40 hours available on day ONE.
  • Paid parental leave.
  • Tuition reimbursement.
  • Attractive relocation assistance and bonus programs for qualifying positions and/or locations.
Other Perks
  • A multifaceted wellness program encompassing the whole person – mentally, physically, and spiritually.
  • Onsite fitness centers or fitness reimbursements.
  • Safety and cold weather gear reimbursements.
  • Discounted home and auto insurance.

POET is an Equal Opportunity Employer committed to maintaining a workplace free from discrimination and harassment. Employment decisions are based on qualifications, abilities, merit, and other legitimate business factors, without regard to any legally protected characteristic. This policy applies to all aspects of employment, including recruitment, hiring, compensation, benefits, working conditions, promotion, and termination.

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