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Mechanical Design Engineer

Department: Research and Development

Location: Littleton, Colorado

U.S. Citizenship Required for this Position: Yes

Clearance Level Must Currently Possess or be Able to Obtain: Secret, but not  required at this time

Travel: No

Schedule: Full-time


Description of Business Environment:

Peace is often associated with passivity. At Rocky Mountain Scientific Laboratory, we associate peace with strength, courage, and action. We know that enabling peace to prevail is not for the faint of heart, which is why we built our company foundation on the core values of Integrity, Quality, Agility, and Grit. We pride ourselves in providing unequaled services and technologies in the field of applied energetics to our customers. Our experts possess extensive knowledge and capability in energetic materials and military systems enabling them to offer analytical characterization, modeling & simulation, design, system integration, prototyping, test engineering, and proof-of-concept production services covering a wide range of applications. Our strengths lie in our ability and relentless determination to get the job done quickly and affordably.

RMSL is an Equal Employment Opportunity (EEO), Affirmative Action employer and welcomes all qualified applicants.  All qualified applicants will receive fair and impartial consideration for employment without regard to race, color, religion, sex, age, disability, veteran status, national origin or other legally protected status.  An applicant with a disability or a disabled veteran can request reasonable accommodation to apply for one of our positions.

Specific Job Description:

RMSL is a growth company with an outstanding job opportunity for a Design Engineer. This position will report to the Research Area Technical Lead. The Mechanical Design Engineer will be an integral part of a small, cross-functional team working on exciting research and development projects.  In this role, the ideal candidate will be responsible for modeling, designing, sourcing, prototyping, integrating, testing, and optimizing a wide variety of mechanical and electromechanical solutions. This individual must demonstrate innovation, an understanding of the fundamentals of engineering, an ability to learn, out-of-the-box thinking and creativity.


Duties Include:

  • Mechanical prototype designs of products and systems from simple to complex parts and assemblies in SolidWorks

  • Research, plan, analyze, design, and develop mechanical products and components for armament, weapon, and munition systems.

  • Independently develop design concepts, 3D models and support the development of detailed drawings for integrated mechanical systems and the manufacture of these parts. Conduct trade studies and develop component specifications and procedures, as required.

  • Work with energetic material process technology – bridge materials formulation/application, component level material consolidation and integration

  • Plan and execute design tasks with limited general direction and work effectively within an Integrated Product Team (IPT) environment.

  • Help assist in project engineering tasks such as report writing, technical presentations (at customer and public meetings), and technical deliverables tracking

  • Ensure technical outcomes are consistent with established engineering principles and practices and that customer and company technical, system, performance, and quality requirements are met.

  • Interface with RMSL customers, teammates, and partners in a professional manner

  • Maintain company compliance in restricted information security regulations

  • Maintain a regular and predictable work schedule

  • Support, communicate, reinforce, and defend the mission, core values, and culture of RMSL


Required Skills:

  • Extensive knowledge of 3D CAD design software packages such as SolidWorks (preferred), Creo (Pro-E), CATIA, Fusion 360 etc.

  • Understands and utilizes prototype design and manufacturing process, automation, and continuous integration

  • Knowledge of industry-standard mechanical design and engineering principles, to include, but not limited to parametric design, model-based definition, material hardware selection, manufacturing, and production processes

  • Exercises creative thinking and innovation

  • Rapid prototyping knowledge and experience

  • Problem solver that can work independently or in a team environment on fast-paced projects

  • Experience with mechanical engineering drawings and bill of materials

  • Knowledge of requirements management, functional requirements parsing, derivation, and allocation; systems design, systems integration, and technical risk identification

  • Familiarity with mechanisms manufacturing, test, and qualification. Knowledge of CNC and conventional machining and machine shop theory

  • Ability to devise technical solutions with a high technical aptitude, and positively influences the successful completion of supported programs and projects

  • Researches and resolves problems efficiently, accurately, and in a timely manner

  • Clearly communicates issues and roadblocks up the chain of command to maintain sprint scope, efficiency, and productivity

  • Familiarity working in multi-disciplinary design and development teams

  • Highly proficient in Microsoft Office software applications

  • Strong verbal and written communication skills

  • Physical requirements:

    • Must be able to sit for extended periods of time; must be able to lift up to 50 lbs.; must have the ability to see near and far and work with a computer monitor daily

    • Required to bend, sit, stand, and lift to perform job effectively

    • Work and operate in an office, laboratory, and outdoor test range environment

  • Must be able to work overtime when necessary to meet mission critical goals and timelines


Highly Beneficial Skills:

  • Experience in the Aerospace or Defense Industry

  • Experience in one or more of the following focused design research areas:

    • Armaments, Warheads, or Munitions

    • Automated and Remote Systems for Continuous Energetic Material Processing

  • Fundamental design competence in explosive and pyrotechnic devices

  • Direct experience with robotics, mechatronics, and electromechanical control systems

  • Experience with finite element modeling and hydrocodes (ALE3d, CTH, LS-DYNA etc.)


Minimum Qualifications:

  • Must have a BS and/or MS in a technical field of study such as Mechanical Engineering, Electrical Engineering, Physics, or related field

  • Ability to obtain security clearance

  • Ability to obtain CO State Blaster’s Permit


Work Environment

  • Fast-paced, team-oriented environment where constant iteration, agility, improvement, and innovation is key to team, program, and company success



  • Medical insurance

  • Dental insurance

  • Vision insurance

  • 401(k) with matching

  • Disability insurance

  • Life insurance

  • Paid time off

  • Professional development

  • Flexible schedule

  • Employee discounts


Disclaimer: The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

We offer a competitive compensation and benefits package and a dynamic, team oriented, and fun environment. Some on-the-job training is provided. Compensation and title contingent upon experience.


Must be able to start within 3 weeks of offer.

Relocation assistance for this position is available.

Visit our website at to learn more.

We offer a competitive compensation and benefits package and a dynamic, team oriented, and fun environment. Some on-the-job training is provided; compensation and title contingent upon experience. To submit a resume and cover letter or If you are interested in knowing more about this great opportunity, please use the link below to select your career of interest

We also invite all applicants to voluntarily fill out the Voluntary Self-Identification Form CC-305. (Follow the links to the right for the necessary forms.)




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