Senior Manufacturing Engineer

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Position Summary: Senior Manufacturing Engineer – Mankato, MN

Our Senior Manufacturing Engineer leads continuous improvement initiatives using Lean methodologies in a fast-paced manufacturing environment. This is a fully on-site role based in southern Minnesota and requires daily, in-person collaboration with production teams.

Application note: To help us prioritize candidates who are aligned with the on-site nature of this role, please include a brief statement in your application confirming your ability to work on-site in Mankato, Minnesota (or your relocation plan and timing).

If you’re looking for an opportunity to make a real impact, help set the standard, and reflect the core values of an organization, we invite you to join One Team Senneca Holdings.

Benefits
Medical, dental, and vision coverage
401(k) with company match
3 weeks PTO
9 paid holidays (2026)
Career development and tuition assistance
Diverse, inclusive, and welcoming culture

Key Responsibilities
Uphold and promote Senneca’s Mission and Values while ensuring compliance with all safety policies and procedures
Lead selected projects including research, justification, implementation, startup, training, and achieving target conditions
Support manufacturing operations in meeting customer demand and production goals
Oversee the creation, correction, and interpretation of drawings, BOMs, routings, and system transactions
Provide direct supervision to maintenance associates and mentorship to Manufacturing Engineers
Drive make-vs.-buy decisions to optimize cost and efficiency
Lead or support capital projects, product line transfers, lean initiatives, and robotic welding improvements
Collaborate cross-functionally with Production, Quality, Engineering, and Sales teams
Promote a positive culture, safe work environment, and respectful workplace

Required Qualifications
Bachelor’s degree in Manufacturing, Mechanical, or Production Engineering (or equivalent experience)
Minimum 5 years of engineering experience in a manufacturing environment
Experience with 3D drawings, process improvement, and capital projects
Strong knowledge of automation and manufacturing systems
Proven problem-solving skills including root cause analysis and corrective actions
Strong collaboration and communication skills
Proficiency in Microsoft Office

Preferred Qualifications
Experience with lean manufacturing principles (5S, waste reduction, flow optimization)
Proficiency in CAD/SolidWorks for 2D and 3D design
Knowledge of ISO and AWS standards
Experience working with ERP systems

Tools & Equipment
Proficiency with ERP systems, CAD/SolidWorks, and maintenance software
Familiarity with manufacturing machinery, equipment, and measurement tools

Work Environment & Physical Requirements
Work performed on the production floor with exposure to noise, temperature changes, and mechanical equipment
Required use of PPE including safety glasses, safety shoes, and hearing protection
Ability to sit, stand, and walk for extended periods
Ability to lift, push, or pull up to 50 lbs

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Expected Behaviors
All employees are expected to embody Senneca’s Mission and Values:
Doorway to Success – Exceed customer expectations
I Am They – Take ownership of problems and solutions
Feel the Learn – Develop oneself and others
Speak Up and Listen – Communicate openly to drive positive change

This is a full-time, on-site, exempt position with an annual salary.

Our company provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, or genetics.

Please no Third-party candidates or phone calls

Pay: $80,000.00 - $100,000.00 per year

Work Location: In person