Mechanical Engineer - NSS

Position Location

NASA Stennis Space Center, Mississippi.

Nova Space Solutions (NSS) is seeking a Mechanical Engineer to join our Engineering Services Department team at NASA Michoud Assembly Facility, Louisiana. The ideal candidate will assist in the design and analysis of new site or modifications to existing site or manufacturing and production facility systems.

Essential

Job Duties:

• Develop mechanical designs for new construction projects and modifications to existing facilities and test systems
• Prepare engineering plans, specifications, drawings, and construction packages in coordination with project team members
• Develop fluid and thermal analysis models, component calibration models, and test data review packages supporting rocket propulsion testing
• Participate in the design of fluid subsystems, including conceptual design, thermo-fluid modeling, structural layout, analysis, integration, testing, and mission support
• Design and route fluid subsystems, including propellant feed, pressurization, pneumatic, discharge, and capture systems
• Design fluid component assemblies, including valves, regulators, pressure vessels, and related equipment
• Perform dimensional, thermal, structural, qualification, and integration analyses to evaluate design feasibility and performance
• Develop 3D models, assemblies, and detailed drawings for fluid subsystem and structural designs
• Support component, subsystem, and system-level testing activities, including test planning, execution, data reduction, and analysis
• Develop heat load analyses, flow models, and related engineering calculations for facility systems, including cryogenic and gas systems
• Prepare project schedules, cost estimates, and engineering documentation
• Review vendor and contractor submittals, Requests for Information (RFIs), and change orders
• Perform trade studies and conceptual engineering evaluations supporting site-wide improvements
• Monitor and report project status, schedules, and budget performance
• Provide engineering support to other departments as needed
• Perform other duties as assigned

Key Responsibilities:

• Support the design, analysis, testing, and implementation of facility and test systems
• Develop engineering solutions that support NASA operations, propulsion testing, and site-wide infrastructure improvements
• Participate in all phases of project execution, including conceptual design, analysis, procurement support, testing, construction support, and commissioning
• Coordinate with project teams, contractors, vendors, and stakeholders to ensure successful project delivery
• Monitor project scope, schedule, and cost performance
• Support engineering reviews, trade studies, and technical evaluations
• Provide engineering support to operations, maintenance, and other departments as required

Mandatory:

• Bachelor’s degree in Mechanical Engineering from an ABET-accredited university
• Experience in mechanical design, analysis, and engineering support activities
• Working knowledge of fluid system components, including valves, regulators, fittings, and pressure vessels
• Knowledge of fabrication, integration processes, and quality control practices related to piping, tubing, and machined components
• Proficiency with engineering design and analysis software
• Proficiency with Microsoft Office applications, including Word, Excel, and Power Point
• Strong organizational, analytical, and problem‑solving skills
• Strong written and verbal communication skills
• Ability to work independently and collaboratively in a team environment
• Ability to communicate effectively with personnel at all levels of the organization
• Valid driver's license
• Ability to obtain and maintain required NASA site access and credentials

Preferred:

• Master’s degree in Mechanical Engineering, Aerospace Engineering, or related field
• Experience supporting NASA, Federal, or government contractor environments
• Experience with fluid system design, cryogenic systems, or propulsion test systems
• Knowledge of process piping standards (ASME B31.3) and pressure vessel codes (ASME Boiler and Pressure Vessel Code Section VIII)
• Experience with aerospace propulsion systems
• Experience performing thermo-fluid,…