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Mechanical Engineer, Senior


Job Location:

Austin, TX - USA

Yearly Salary: USD 134000 - 197000
Posted: 29 August 2026 (13 hours ago)
Application Deadline: 26 November 2026
Vacancies: 1 Vacancy

Department:

Engineering

Job Summary

Company Overview
ACS (Allen Control Systems) is a defense technology company building precision robotic systems for the United States and its allies. Founded by two former U.S. Navy electrical engineers with deep experience in robotics and software ACS brings together AI computer vision precision motion and advanced hardware to solve complex defense challenges across land air and maritime environments.

Our flagship product Bullfrog is an autonomous precision weapon system that transforms existing weapons into highly accurate counter-drone systems giving warfighters a scalable cost-effective response to one of the fastest-growing threats on the modern battlefield. Bullfrog is deployed with U.S. forces and ACS works with organizations throughout the U.S. military and national security community.

Following a $200 million Series B at a $2.2 billion valuation ACS is rapidly expanding manufacturing accelerating Bullfrog deployments and developing the next generation of autonomous battlefield systems. This is an opportunity to join a proven fast-moving team and help scale technology with direct real-world impact on national security.

ACS is headquartered in Austin Texas with additional operations in Alexandria Virginia; Mountain View California; and Huntsville Alabama. For more information visit .

Position Overview:

We are looking for a highly experienced Mechanical Designer with strongexpertiseindynamicmechanicalsystemsand electromechanical integration. The ideal candidate will be well-versed in designing for durability reliability and robustness according to MIL-STD-810 standards. You will play a critical role in ensuring our products meet stringent environmental vibration and shock requirements while also integrating complex electromechanical components into our systems.

What Youll Do:

  • Design and develop mechanical systems that meet MIL-STD-810 specifications ensuring robustness under vibration shock thermal and environmental conditions.

  • Perform kinematic and multibody dynamic analysis to predict motion profiles joint loads torque requirements and system stability in robotic and electromechanical assemblies.

  • Perform kinematic and multibody dynamic analysis to predict motion profiles joint loads torque requirements and system stability in robotic and electromechanical assemblies.

  • Perform mechanical simulations (structural dynamic modal vibration thermal) to assess the durability and reliability of designs under operational stress.

  • Collaborate with electrical and systems engineers to integrate electromechanical components ensuring seamless interaction between mechanical structures and electrical systems.

  • Develop and document mechanical design specifications including detailed drawings simulation reports and testing protocols.

  • Conduct testing and validation to ensure that mechanical designs meet the required performance and safety standards.

  • Support prototype development and work closely with manufacturing teams to ensure designs are feasible and cost-effective.

  • Maintain a strong focus on product quality safety and reliability adhering to Design for Manufacturing and Design for Reliability best practices.

  • Contribute to cross-functional design reviews identifying potential mechanical and electromechanical risks early in the development cycle.

What Youll Need:

  • A passion for designing robust mechanical systems that canoperatein harsh environments.

  • Advanced experience in robot dynamics such as flexible multibody dynamics dynamic simulations of compliant mechanisms or vibration control in robotic arms and gantries

  • 5 years of experience in mechanical design including expertise in electromechanical integration.

  • Bachelors or Masters degree in Mechanical Engineering or a related field.

  • R&D experience working with robotics or in a robotic lab.

  • Advanced experience in robot dynamics such as flexible multibody dynamics dynamic simulations of compliant mechanisms or vibration control in robotic arms and gantries.

  • Proficient in 3D CAD software such as SolidWorks (preferred) CATIA or Creo.

  • Strong understanding of MIL-STD-810 requirements for mechanical durability including vibration shock temperature and humidity testing.

  • Skilled in electromechanical integration ensuring compatibility between mechanical structures and electrical components (e.g. wiring harnesses sensors actuators).

  • Collaborate effectively with electrical software and systems engineers to develop integrated solutions.

  • Familiar with Design for Manufacturing (DFM) and Design for Reliability (DFR) principles.

YoullStand Out:

  • Advanced experience in robot dynamics such as flexible multibody dynamics dynamic simulations of compliant mechanisms or vibration control in robotic arms and gantries.

  • Direct experience working with MIL-STD-810 (e.g. vibration temperature and shock tests).

  • Knowledge of MIL-S-901D for naval shock testing and MIL-STD-461 for EMI/EMC standards

  • Familiarity with Electromagnetic Compatibility (EMC) considerations in mechanical design.

What We Offer:

  • Competitive salary

  • ACS Equity Package

  • Health Dental Vision Insurance

  • Paid Time Off

Allen Control Systems is anEqual Opportunity Employerprovidingequal employment opportunities to all employees and applicants for employment. Allen Control Systems prohibits discrimination and harassment of any type without regard to race color religion age sex national origin disability status genetics protected veteran status sexual orientation gender identity or expression or any other characteristic protected by federalstateor local laws.

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Required Experience:

IC


About Company

Allen Control Systems is a robotics defense company purpose-built to deliver advanced robotic capabilities to fill modernization demands across the defense industry and national security communities.

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