STS Technical Services is seeking a Senior Mechanical Engineer with expertise in heavy-duty trucks to join our team in Ridgeland, SC. This role is essential to designing, developing, and optimizing mechanical systems and components for next-generation truck models. You will play a key part in improving performance, reliability, and efficiency while ensuring regulatory compliance and industry-leading standards. Reporting to the Director of Engineering, this position offers the opportunity to drive innovation and contribute to cutting-edge vehicle designs.

• Truck Design & Development: Lead the design of mechanical systems, including chassis, suspension, drivetrain, and auxiliary systems, from concept to production.
• Engineering Analysis & Simulation: Perform detailed engineering analysis, simulations, and testing to ensure performance, durability, and safety under various operating conditions.
• Regulatory Compliance: Ensure designs adhere to relevant FMVSS, EPA emissions regulations, NHTSA safety standards, and customer requirements.
• Prototype Testing & Validation: Oversee the prototyping, testing, and validation of components, identifying and resolving design challenges in collaboration with cross-functional teams.
• Technical Leadership: Provide mentorship and technical guidance to junior engineers on best practices, methodologies, and tools in heavy-duty truck design.
• Collaboration & Integration: Partner with vehicle dynamics, electrical engineering, and manufacturing teams to ensure seamless integration of mechanical systems with other subsystems.
• Continuous Improvement: Lead initiatives to improve design processes, increase reliability, and reduce production costs while accelerating time-to-market.

• Deep knowledge of heavy-duty truck systems including chassis, suspension, drivetrain, and vehicle dynamics.
• Familiarity with regulatory standards, including FMVSS, EPA emissions, and NHTSA safety standards.
• Proven track record of successfully leading engineering projects from concept to production.
• Strong problem-solving abilities, analytical skills, and attention to detail.
• Effective communication and collaboration skills, with the ability to work well in cross-functional teams.

• Bachelor’s Degree in Mechanical Engineering or related field (Master’s preferred).
• 5+ years of experience in mechanical engineering, specifically in heavy-duty trucks or commercial vehicles.
• Proficiency in CAD software (e.g., SolidWorks, CATIA) and engineering simulation tools (e.g., ANSYS, Adams).

• Primarily office-based, with occasional work in warehouse or manufacturing settings.
• Some travel required to manufacturing facilities, suppliers, or customer sites to support quality initiatives and resolve issues.
• Must follow company safety protocols, including PPE requirements (safety shoes, glasses, and vest).

• Ability to walk, sit, stand, crouch, and lift up to 50 lbs.

STS Technical Services is a leading provider of workforce solutions for the aerospace, industrial, manufacturing, and defense industries. We connect skilled professionals with top companies across a variety of sectors. With a commitment to innovation and excellence, we help companies meet their staffing needs while fostering growth and development for our employees.

STS Technical Services is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, disability, or veteran status.

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