GN&C Systems Integration Engineer

Huntsville, Alabama
10 Sep 2016
04 Nov 2016
Contract Type
Full Time
The Engineering & Science Services and Skills Augmentation (ESSSA) contract provides engineering, scientific and engineering technician support to NASA Marshall Space Flight Center (MSFC) in Huntsville, AL. The Jacobs ESSSA Group is comprised of nine companies of Aerodyne, All Points Logistics, Bevilacqua, ERC, Geocent, Jacobs, Lee and Associates, Qualis and Tuskegee. Each company, individually and in combination as the Jacobs Team, brings strong technical capabilities and value-added management strategies to the ESSSA contract. The Jacobs ESSSA Group works across the contract without boundaries governed by the Integrated Team Management Approach (ITMA).

Jacobs ESSSA Group offers a partnership in which you can grow personally and professionally with the advantages of strong leadership, competitive compensation, and rewarding career paths. Come join the team whose work is destined to have a long-range effect on future generations!

The Jacobs ESSSA Guidance, Navigation, and Control (GN&C) team is a high performing group executing challenging tasks to design and integrate GN&C systems for projects ranging from CubeSats to NASA's Space Launch System (SLS).


We are searching for highly qualified candidates to serve as a GN&C Systems Engineer with a focus on cross discipline integration, and validation and verification in support of the Space Launch System upper stage for the Spacecraft Payload Integration and Evolution (SPIE) office. The selected applicant will work in a customer/contractor integrated, collaborative team to:

  • Provide technical leadership in resolving SLS Vehicle Management issues as they relate to co-manifested payloads, secondary payloads, the Universal Stage Adapter (USA), and the Payload Attach Fitting (PAF).
  • Provide technical leadership in the areas of reaction control systems, thrust vector control, mathematical modeling, pogo suppression, control-structure interaction, slosh-flex coupling, actuator performance, sensor performance, computer simulation and code development; support of model based design.
  • Provide technical leadership and integration in the areas of flight control software verification activities including unit testing, event sequencing, mission and fault management, space and natural environments, data system rates and capacities, and control system telemetry needed for performance verification and health monitoring.
  • Participate in cross discipline reviews for the vehicle and system specification and support test, integration, verification, and validation of the complete GN&C System.

Typically, educational requirements are the equivalent of a Ph.D. with a minimum of 10 years of experience, a Masters with at least 12 years of experience, or a BS with at least 15 years of experience. A d egree in Aerospace, Mechanical, or Electrical Engineering or related field from an ABET accredited institution is required.

Skills and experience should demonstrate these requirements:

  • Experience and expertise in engineering systems integration and validation support.
  • Knowledge 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.
  • Substantial knowledge of GN&C requirements, capabilities and constraints.
  • The ability to apply knowledge and experience to timely completion of excellent products and services.
  • Strong communication, interpersonal skills, and independent problem solving.

The ideal candidate will have engineering knowledge of NASA spacecraft and launch vehicle systems.

Skills and experience desired:
  • Knowledge of Flight Software Requirements and Testing and Human Rating Standards (NPR 7150).
  • Manned flight system design and validation knowledge.
  • Specific experience with payload integration, vehicle stage disposal, and contingency definition.

Essential Functions

Work Environment

Office environment. Requires ability to provide clear, concise, accurate and timely communication, both verbally and in writing (100%). Requires ability to interact professionally with co-workers, management, and client (100%). Requires travel in the domestic USA (<15%).

Physical Requirements

Requires sitting for extended periods of time in meetings with peers, management, and with our client at NASA facilities to discuss technical issues (10%). Also, requires sitting for extended periods of time at a desk to write reports and perform engineering tasks (80%). Requires ability to use stairs or elevators for access between floors and multiple buildings at NASA and Jacobs facilities (10%).

Equipment and Machines

Requires ability to operate a personal computer, a telephone, fax machine, copier, calculator, and other general office equipment (100%).


Normal workday is from 7:30 a.m. through 4:30 p.m., Monday thru Friday. Minimal overtime may be required (10%) to meet schedule milestones and to support technical demands of the job. Regular attendance is a necessity and adequate arrangements for delegating duties during absences are required.

Other Essential Functions

The ability to work 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.

Proof of U.S. Citizenship is required.

Jacobs is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. Jacobs does not discriminate in employment opportunities or practices on the basis of: race, color, religion, gender, national origin, age, sexual orientation, gender identity, disability, veteran status, or any other characteristic protected by country, regional, or local law. To view the DOL's Equal Employment Opportunity is the Law poster, please click here.