Senior Mechanical Engineer

Drive the Future with Xos Xos (NASDAQ: XOS), is a technology company and electric truck manufacturer on a mission to decarbonize commercial transportation. We design and build state-of-the-art electric vehicles, develop advanced fleet management software, and create charging solutions that make fleet electrification seamless and cost-efficient. At Xos, we're problem-solvers, innovators, and go-getters, working together to drive a cleaner, more sustainable future. Join us and be part of the movement shaping the next generation of commercial transportation. The Role Xos is seeking an experienced Senior Mechanical Engineer to join our Engineering team! In this role, you'll play a key part in the design, development, and prototyping of mechanical systems and components across our electric vehicle, chassis, and Hub product lines. We're looking for a hands-on engineer who enjoys solving complex technical challenges, bringing new ideas to life, and collaborating across teams. From developing and testing prototypes to troubleshooting mechanical systems in the field, you'll have the opportunity to contribute to projects throughout the product development lifecycle. This is also a customer-facing role, offering opportunities to work directly with customers to provide technical expertise, resolve engineering challenges, and support continuous product improvements. Responsibilities Lead and coordinate mechanical engineering projects from concept through completion, ensuring alignment with project timelines, budgets, and quality standards. Design, develop, and test mechanical systems, components, and equipment across Xos' vehicle, chassis, and Hub product lines. Actively participate in the fabrication, assembly, testing, and validation of mechanical prototypes, collaborating with engineering and manufacturing teams to evaluate designs and implement improvements. Develop detailed engineering drawings, specifications, and technical documentation using CAD software. Support the installation, commissioning, and maintenance of mechanical systems and equipment. Troubleshoot and resolve mechanical engineering issues, including providing on-site technical support at customer locations. Engage directly with customers to evaluate product performance, address technical concerns, and collaborate with internal teams to implement effective solutions. Conduct inspections and quality checks to ensure compliance with engineering standards, specifications, and industry best practices. Maintain accurate engineering documentation, including design modifications, test results, technical reports, and project updates. Collaborate with cross-functional teams, suppliers, and external partners to support successful project execution and continuous improvement. Perform additional duties as assigned. Qualifications Bachelor's degree in Mechanical Engineering or a related field; master's degree preferred. 5+ years of mechanical engineering experience in automotive, manufacturing, or related applications. Experience with mechanical design, prototyping, testing, and product development preferred. Strong understanding of mechanical engineering principles, design standards, and manufacturing processes. Proficiency in CAD software; CATIA experience highly preferred. Strong analytical and problem-solving skills, with the ability to troubleshoot complex mechanical issues and develop practical solutions. Ability to manage multiple projects, balance competing priorities, and meet deadlines. Excellent written and verbal communication skills, including the ability to explain technical concepts and engage directly with customers. Ability to work both independently and collaboratively in a fast-paced, evolving environment. Ability and willingness to travel approximately 20% of the time, or as business needs require, to support customers and engineering activities at various locations. Physical Demands While performing the duties of this job, the employee is regularly required to sit, stand, walk, communicate, and use hands to operate tools and equipment. The role may involve bending, kneeling, reaching, and occasionally lifting or moving items weighing up to 25 pounds. Work Environment This position operates in a combination of office, manufacturing, and customer environments. The employee may be exposed to varying temperatures, noise levels, moving machinery, and other conditions associated with engineering and manufacturing activities. Appropriate personal protective equipment (PPE) may be required depending on the work environment. Benefits & Perks Xos is a people-focused company—we are committed to providing our employees with a comprehensive package of benefits and perks designed to support their well-being and professional growth. We continually evaluate and expand our offerings to best serve our team. Comprehensive Medical, Dental, and Vision - Coverage for you and your family, with PPO and HMO (California) plans available. We offer plans with 100% covered employee premiums. Employees can also enroll in a variety of voluntary ancillary benefits to further support their needs. HSA & FSA Plans - Set aside pre-tax dollars for qualified healthcare expenses. PTO - Accrue vacation time over time, with additional days earned as your tenure grows, plus sick time and paid holidays! Generous Company Holidays - Enjoy a generous holiday calendar, including a winter holiday hiatus in December. Basic Life & AD&D Insurance - 100% covered by Xos, with the option to purchase additional life insurance coverage for yourself and eligible dependents. Betterment 401(k) - Save for retirement with our employer-sponsored plan through Betterment. Pet Insurance - Coverage for your furry friends to keep them healthy and happy! Additional opportunities to learn, grow, and advance in your career, just to name a few! We are dedicated to fostering a workplace where employees can thrive. Our benefits continue to evolve to best support our team's well-being and success. Commitment to Equal Opportunity Xos is proud to be an Equal Opportunity Employer and will consider all qualified applicants for employment without regard to race, color, gender, pregnancy, sex, sexual orientation, gender identity, gender expression, national origin, age, genetic information, ancestry, protected veteran status, disability, or any other basis protected by local, state, or federal law. Xos provides equal access to services and employment to all qualified persons. For applicants with disabilities or limitations, such as those covered by the Americans with Disabilities Act, requiring accommodations to complete the application and/or interview process, please email us at&nbsp