Senior Contamination Control Engineer

    • Laurel, MD

Johns Hopkins Applied Physics Lab (APL) has an immediate opening for aSenior Contamination Control Engineer in our Space Environmental Effects Engineering group. The candidate will be participating in senior level and lead contamination engineering and contamination control support activities.

Responsibilities will include:

  • Developing and reviewing contamination control plans
  • Formulating contamination budgets and mitigation strategies that may include contamination modeling
  • Outgassing and material analysis
  • Thermal bake out and vacuum test for spacecraft hardware and science instruments
  • Provide support of precision cleaning processes, inspections, and verifications to meet mission goals
  • Provide guidance and expertise in the support of spacecraft integration and test environments and spacecraft launch activities


Overall the position breakdown as follows:

  • Precision Clean oversight and support when needed - 25%
  • Contamination Modelling - 25%
  • Lead Engineer duties - 25%
  • Vacuum and material testing - 25%


You meet our minimum qualifications for the job if you...

  • Have a Bachelor of Science in a Science, Engineering, or Technology related field.
  • Have the ability to work in a cleanroom environment performing precision cleaning, inspections, and verification processes on spaceflight hardware.
  • Experience precision cleaning hardware with solvents and surfactants on spacecraft materials including metals, composites and polymers with varying surface finishes.
  • Knowledge and familiarity with cleanroom certifications standards ISO-14644.
  • Experience in particulate and molecular sampling for analysis in accordance with industry standards such as IEST-STD-CC1246E.
  • General knowledge of microscopy and statistical processes.
  • The ability to work occasional overtime or extended shift work, as well as travel.
  • Are able to obtain Secret level security clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.
  • Can accommodate occasional travel required to support customer meetings as needed.


You'll go above and beyond our minimum requirements if you...

  • Have a Masters or Doctorate in Aerospace Engineering or Physics with at least 5 years of experience with space flight hardware.
  • Ability to perform contamination transport analysis and modelling.
  • Knowledge of rough and high vacuum, pumping systems and measurement equipment such as a Quartz Crystal Microbalance (QCM) or Residual Gas Analyzer (RGA).
  • Experience with vacuum testing procedures such as MSFC-SPEC-1238, ASTM 595 and ASTM 1559.
  • Ability to use hand tools and machining tools to build test fixtures as required for testing.


Why work at APL?

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. With a wide selection of challenging, impactful work and a robust education assistance program, APL promotes a culture of life-long learning. Our employees enjoy generous benefits and healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities atwww.jhuapl.edu/careers.

APL is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, disability status, veteran status, or any other characteristic protected by applicable law.



APL brings research applications to life in the space science, asymmetric operations, force projection, and air and missile defense categories, pioneering solutions to push scientific boundaries.

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