Sierra Lobo has provided a wide range of Test and Evaluation (T&E) services at government facilities since the founding of our company in 1994. Our heritage is built upon providing these services in support of critical, complex, hazardous testing. Recent and current customers include:
- NASA: Langley Research Center; Glenn Research Center; Ames Research Center; Kennedy Space Center; Marshall Space Flight Center; Goddard Space Flight Center; Jet Propulsion Laboratory
- U.S. Air Force: Arnold Engineering and Development Complex; Air Force Research Laboratory/Wright-Patterson and Edwards AFB
- U.S. Army: Redstone Test Center, Adelphi Laboratory Center
- Numerous other agency and industry customers that we provide test services through Sierra Lobo’s Technology Development and Engineering Center (TDEC)
We provide a full range of services addressing all aspects of T&E as well as Research & Development Testing.
SPACE HARDWARE TEST AND EVALUATION
Aerodynamic testing of space vehicles
Fabrication of spaceflight hardware
Thermal vacuum testing of spaceflight hardware components, structures, and power systems
Microgravity research, including drop tests and flight tests
Cryogenic fluid and propellant management for GSE, launch vehicle, and spacecraft,
including LH2, LOX, and LCH4 systems
Thermal protective systems for re-entry vehicles
Spacecraft environmental testing
Liquid, chemical, and electric propulsion
AIRCRAFT TESTING
Aircraft aerodynamic, thermodynamic, and acoustic testing of components
Rotorcraft engine and gearbox components
Icing research for aircraft safety
Development of new laser instruments in support of U.S. Army rotorcraft tests
Aircraft engine components, subsystems, and systems
(Fixed Wing and Rotorcraft)
Support for flight testing and airworthiness for NASA and the U.S. Army
ADVANCED AIR-BREATHING, ROCKET, AND
Advanced air-breathing combined cycles hypersonic engine testing
Propulsion ground T&E of hypersonic systems
Transonic aerodynamic/propulsion wind tunnel T&E
Advanced rocket propulsion concepts, ignition technology, and diagnostics
CHEMICAL PROPULSION SYSTEMS
Rocket propulsion component/system tests and experiments design and evaluation
LAUNCH VEHICLE AND SPACECRAFT STRUCTURES
Sierra Lobo employees support the Design, Fabrication, Installation and Testing of
multiple umbilicals used on the NASA Space Launch System Mobile Launcher at
Kennedy Space Center.
MATERIALS AND SENSORS TESTING
Ballistic impact testing of materials up to hypersonic speeds
Experimentation with advanced metallics, ceramics, coatings, lubricants,
and surface science for aerospace power and propulsion systems
Clean-room operations (up to class 100) for manufacturing and experimentation on
materials and sensors
Systems (TPS) in support of launch vehicle and spacecraft systems
Development and testing of materials, sensors, and vehicle configurations for Thermal Protective
Celled fuels and densified propellants
Clean Room Operations,
Texture Measurement Test
Thermal Protection System Stagnation Model
at the NASA ARC Interaction Heating Facility
Reduced Gravity Cryo-Tracker®
Cryogenic Fluid Sensor Testing
Cryogenic fluids
Ground Testing
Vibration Testing
Acoustic Testing
Non-Destructive Evaluation
Thermal Testing
Proof Pressure/Leak Testing
Space Simulation, Thermal Vac Testing
Microgravity Testing
Structural Testing
Combined Environments Testing
Electromagnetic Interference (EMI)/ Electromagnetic Compatibility (EMC)
ICESat-2 EMI testing at NASA
Structural Heat Intercept, Insulation,
and Vibration Evaluation Rig (SHIIVER)
testing at NASA Glenn Research Center
Goddard Space Flight Center
Orion Service Module tilt test
at NASA's Plum Brook Station

An SLI engineer tests a thin film sensor in a clean room.
Capabilities and Skills
- Test planning
- Design of experiments
- Hardware & software design and development
- Model integration
- Data acquisition and reduction
- Reporting and documentation
- Technical support
- Risk assessment and hazard analysis
Technologies, Facilities, and Systems
- Wind tunnels
- Propulsion
- Space simulation – thermal vacuum
- Environmental and climatics

SLI employees from the CMOE contract supported an Orion drop test at NASA Langley Research Center.
- Vibration, shock, and acoustics
- Flight range operations
- Precision clean room
- Material properties
- Sensor development
- Ballistic gun ranges
- Fuels and propellants
- Structures
- Missile and aviation systems
- Space flight hardware
- Advanced air-breathing, rocket, and chemical propulsion systems
- Communications and electronics
- Thermal protective systems
- Gelled fuels & densified propellants
- Cryogenics