
Jonathan Haag
Mechanical Design Engineer
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About
Mechanical Engineer (B.S. May 2026) with hands-on experience managing complex, multi-material assemblies from concept through production across marine and industrial sectors. Proven discipline in BOM/ECO management, PLM administration, and engineering change processes supporting high-volume manufacturing.
Proficient in Creo Parametric, SolidWorks, and FEA with complementary strengths in safety documentation, tooling design, and cross-functional coordination. Seeking a full-time Design Engineer, Automation, or Mechatronics Systems role to apply this engineering rigor and manufacturing fluency.
Experience
Lead Design Engineer at Green Star Marine (2024-04 – Present)
- Lead engineering design and technical direction for PG&A subsystems on high-volume marine vessels, collaborating directly with global clients to bring systems to production.
- Develop watercraft accessories and hull designs for major OEM, participating in a full development cycle.
- Bridge the gap between aesthetic intent and manufacturing reality, managing the full-cycle development of complex multi-material assemblies.
- Develop and iterate rapid prototypes across Creo Parametric and Inventor, conducting DFMEA to drive structural improvements prior to tooling.
- Execute advanced GD&T analysis to ensure critical mounting alignment and optimize slip fits for customer-facing components.
Manufacturing Engineering Co-Op at ContiTech (Continental AG) (2024-10 – 2026-04)
- Designed custom equipment for manufacturing automation of rubber production systems.
- Designed and specified production tooling for rubber components, managing vendor coordination and procurement.
- Audited legacy engineering drawings to inform design adjustments to existing production machinery.
- Maintained engineering documentation using Continental's standardized processes and Microsoft Access.
- Implemented calibration systems for manufacturing and quality control.
Engineering Technician at Norland International (2022-06 – 2024-01)
- Managed 1,000+ Bills of Materials for bottling, canning, brewery, and water purification equipment.
- Processed 160+ Engineering Change Orders in a single year, setting the company record for ECO throughput.
- Created and edited 2,000+ engineering drawings in SolidWorks to maintain production accuracy.
- Administered the SolidWorks PLM system for the engineering department.
- Developed a Microsoft Access ECR management tool to help integrate legacy engineering tracking systems.
- Trained new employees on SolidWorks best practices and documentation standards.
Design Engineer at Ocuvera (2021-05 – 2022-05)
- Designed a mobile charging caddy for AI-powered patient monitoring devices, owning the project from concept through fabrication.
- Programmed CNC toolpaths for caddy fabrication, selected power supply units, and managed the complete wiring layout.
- Assisted with manufacturing and assembly of edge computing camera units for healthcare deployment.
- Created project proposals and cost estimates for internal design-build projects.
Mental Health Technician at Touchstone (2018-07 – 2021-01)
- Implemented treatment plans alongside clinical counselors, conducting daily one-on-one interventions and developing crisis communication and de-escalation skills through direct work with individuals in distress.
- Coordinated with multidisciplinary teams of technicians, counselors, and clinical leadership to ensure continuity of care.
- Facilitated group sessions on mental health topics for groups of 20+ clients.
Mason (Sole Contractor) at Self-Employed (2015-07 – 2019-07)
- Completed residential stone and brick masonry projects including patios, fireplaces, and structural work as a sole contractor.
- Managed client relationships, project estimates, material procurement, and scheduling from bid through completion.
Education
Bachelor of Science in Mechanical Engineering – University of Nebraska - Lincoln (2026-05)
