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Subject Matter Expert more...
Location:Huntsville, AL
Company:CDI Corporation
First posted:May 02, 2017 (last updated 30+ days ago)

Subject Matter Expert Huntsville, Alabama, United States


*Candidate MUST possess Active Security Clearance*

**This is a 3-month contract position**

Raytheon is looking for a qualified Guide, Navigation, and Control (GN&C) Software Verification and Validation Systems Engineer to support GN&C at NASA's Marshal Space Flight System.



  • Providing GN&C Software debugging support and executing software code unit tests to identify software coding errors
  • Working with GN&C analyst engineers to enforce human-rated software coding standards and correcting any software coding issues/errors
  • Developing and maintaining thorough knowledge and understanding of GN&C system products and requirements, as well as the relationships and working protocols with the different Integrated Design Teams (IDTs) and working groups
  • Identifying and communicating any conflicts or issues between the GN&C's interface to Element, Flight Software (FSW), Mission and Fault Management (M&FM), Software Integration Lab (SIL), and Ground System Development Office (GSDO) testing, including: schedule, requirements, priorities, and approaches to testing and verification
  • Working with GN&C product leads and representatives of the flight and ground crews to gather, communicate, and track GN&C telemetry data needs
  • Assisting in definition and prioritization of downlinked data parameters, and advocating GN&C discipline data needs to the Vehicle Management Operational Flight Instrumentation/Developmental Flight Information task team representative at each GN&C model update
  • Supporting the GN&C Verification plan and activities that comprise the GN&C model verification activities, SIL test cases, and execution planning, development, and maintenance of Operations and Maintenance Requirements and Specifications (OMRS), and the successful closure of GN&C Vehicle Management requirements
  • Remaining cognizant of participating organizations, facilities, and scheduling of activities
  • Providing assistance to hardware and software integration and test engineers to determine required testing to demonstrate or verify requirements compliance, and to evaluate the success of the test from a GN&C perspective


  • Doctorate's in Aerospace, Mechanical Engineering, Electrical Engineering, or related study with 4+ years of experience preferred
  • Master's in Aerospace, Mechanical Engineering, Electrical Engineering, or related study with 6+ years of experience, or
  • Bachelor's Aerospace, Mechanical Engineering, Electrical Engineering, or related study with 10+ years of experience


  • Experience in ground and flight hardware and software life-cycle environments is required
  • Experience and expertise in systems engineering and test support is required
  • Knowledgeable of systems engineering processes and activities used to transform functional, performance, interface, and other requirements into a coherent description of system functions, verification and validation, compliance, and test is required
  • Ability to read and write code in C/C++ is strongly desired
  • Experience encoding algorithms into a usable input to a software group is preferred
  • Experience and knowledge of Flight Software Requirements and Testing and Human Rating Standards (NPR 7150), and manned flight software knowledge is desired
  • Fundamental knowledge of GN&C requirements, capabilities, and constraints is required
  • The ideal candidate will have engineering knowledge of NASA space craft and launch vehicle systems
  • Applying knowledge and experience to timely completion of excellent products and services is required
  • Strong communication, interpersonal skills, and independent problem-solving are required
  • Working independently with minimal supervision, and to make rational decisions, and to exercise good judgment is essential (100%)
  • Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others
  • Providing clear, concise, accurate, and timely communication-both verbally and in writing
  • Interacting professionally with co-workers, management, and clients
  • Must be a U.S. Citizen
  • Must possess Active Security Clearance

CDI Aerospace & Industrial Equipment is a recognized leader in aerospace innovation, provides global engineering and technology solutions to enable our clients to adapt to rapidly changing needs by accelerating time to market, managing risk and optimizing business results.  CDI delivers these engineering solutions for a broad range of aerospace & industrial platforms, from large commercial aircraft to the military's most advanced rotorcraft, fighter jets, missiles, unmanned systems, mobile power stations and industrial equipment.

Our services include mechanical and electrical systems design, drafting and model based definition, engineering analysis, software verification, validation and testing for safety-critical embedded systems, technical support, and tooling design and development.

CDI Corporation is an EEO/An Affirmative Action M/F/D/V Employer

Due to ITAR compliance, only U.S. Persons as defined by the ITAR regulations will be considered (ITAR- International Traffic in Arms Regulations)

Type: Permanent

Reference ID: 368773

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