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Senior Mechanical Engineer - Guidance, Navigation & Control

Science and Technology on a Mission!

For more than 60 years, the Lawrence Livermore National Laboratory (LLNL) has applied science and technology to make the world a safer place.

We have an opening in support of hypersonics programs. Activitives include: basic research, early feasibility studies, prototyping, ground testing, and flight testing. You will be responsible for guidance, navigation, and control (GN&C) work in support of these programs, from systems requirements trades through algorithm design to hardware integration and test data analyses. This position is in the Defense Technologies Engineering Division (DTED), within the Engineering Directorate.

This position will be filled at either the SES.3 or SES.4 level depending on your qualifications. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level.

Essential Duties
- Support concept trade studies and derive GN&C requirements for future systems.
- Develop GN&C software architecture with robust and elegant algorithms.
- Employ software development best practices including version control, unit testing, and thorough documentation.
- Quantify uncertainties through Monte Carlo and other statistical methods.
- Validate models using flight test data.
- Work independently, in consultation, and in teams with other analysts, code developers, engineers, and subject matter experts to solve technical problems.
- Report technical approaches and publish as appropriate, and mentor junior staff.
- Participate in formal design reviews and informal peer reviews as required.
- Perform other duties as assigned.
In Addition at the SES.4 Level
- Serve as a subject matter expert by providing strategic technical advice to internal management and/or external sponsors and representing the Laboratory on external scientific or technical committees.
- Set broad project vision and strategy and influence technical direction and decisions made by self, team, management and/or external customers.
- Direct technical tasks and teams and mentor staff within the analysis groups or project teams.

- Master’s degree in Aerospace Engineering, or the equivalent combination of education and related experience.
- Advanced knowledge of guidance law development and state estimation.
- Leading expertise in control system optimization and sensor fusion.
- Significant experience in process automation and data reduction.
- Extensive experience exercising independent judgment in determining optimal techniques, methods, and evaluation criteria for answering engineering questions.
- Experience participating in formal and informal design reviews.
- Advanced organizational, verbal and written communication skills necessary to interact with a multidisciplinary research team, author technical and scientific reports and papers, document analyses, and deliver technical presentations.
In Addition at the SES.4 Level
- Significant experience developing solutions and innovative methods that require in-depth analysis of multiple tangible and intangible factors.
- Significant experience leading teams and directing technical projects
- Expert communication, facilitation, and collaboration skills necessary to present, explain, and advise senior management and/or external sponsors and significant experience in interacting with both internal and external stakeholders and decision makers.

Desired Qualifications
- PhD in Aerospace Engineering or related field.
- Significant experience in one or more of the following areas: six degree of freedom simulations, trajectory estimation, Kalman filtering, hardware/software integration, verification and validation.
- Strong programming experience, especially in C++, Fortran, Python, Java, and/or Matlab.

Pre-Placement Medical Exam:  A job related pre-placement medical examination may be required.

Pre-Employment Drug Test:  External applicant(s) selected for this position will be required to pass a post-offer, pre-employment drug test. This includes testing for use of marijuana as Federal Law applies to us as a Federal Contractor.

Security Clearance:  This position requires a Department of Energy (DOE) Q-level clearance.

If you are selected, we will initiate a Federal background investigation to determine if you meet eligibility requirements for access to classified information or matter. In addition, all L or Q cleared employees are subject to random drug testing. Q-level clearance requires U.S. citizenship. If you hold multiple citizenships (U.S. and another country), you may be required to renounce your non-U.S. citizenship before a DOE L or Q clearance will be processed/granted.

Note:   This is a Career Indefinite position. Lab employees and external candidates may be considered for this position.

About Us

Lawrence Livermore National Laboratory (LLNL), located in the San Francisco Bay Area (East Bay), is a premier applied science laboratory that is part of the National Nuclear Security Administration (NNSA) within the Department of Energy (DOE). LLNL's mission is strengthening national security by developing and applying cutting-edge science, technology, and engineering that respond with vision, quality, integrity, and technical excellence to scientific issues of national importance. The Laboratory has a current annual budget of about $1.8 billion, employing approximately 6,500 employees.


LLNL is an affirmative action/ equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, marital status, national origin, ancestry, sex, sexual orientation, gender identity, disability, medical condition, protected veteran status, age, citizenship, or any other characteristic protected by law.

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