AESA System Engineer


The Johns Hopkins University Applied Physics Laboratory (APL), a national leader in scientific research and development, located midway between Baltimore and Washington, DC is seeking a AESA (Active Electronically Scanned Array) System Engineer.

Job Summary:

Provide technical leadership and subject matter expertise in support of mechanically and electronically steered antenna development efforts for application to electronic warfare systems.


Apply hardware systems engineering knowledge and practical experience in electromagnetics, antenna technologies, active electronically scanned array (AESA) antenna subsystems and components, and hardware systems engineering to support electronic warfare system antenna development efforts from technology maturation, conceptual design, and requirements development through manufacturing and test and evaluation. (70%)

Participate in test planning and testing. Perform post-test analysis and reporting. Perform laboratory testing of RF/microwave hardware components and subsystems. Support chamber and open air testing of antenna systems used in electronic warfare applications. (20%)

Perform and assess antenna system conceptual designs for electronic warfare application. (10%)

Note: This job summary and listing of duties is for the purpose of describing the position and its essential functions at time of hire and may change over time.

Required Qualifications: Bachelors degree in electrical engineering, physics, or related field with fifteen years of experience in AESA system developments. Expert knowledge of the functional requirements, performance drivers, and design trade space for mechanically and electronically steered antenna systems. Experience in transmitter, receiver, AESA and transmit/receive (T/R) module functional design, performance modeling and analysis, manufacturing and test. Experience in the functional design, manufacturing, and electrical performance evaluation of AESA components including monolithic microwave integrated circuit (MMICs) and circulators. Knowledge of RF/microwave microelectronic packaging technologies and component thermal management. Experience in antenna test planning, test execution, data analysis and reporting. Experience identifying risks and performance issues, and developing associated mitigation strategies. Experience developing and analyzing antenna system, subsystem, and component performance specifications and statements of work. Experience developing and presenting technical products (i.e. models, analyses, white papers, briefings, and reports) for customers.

Desired Qualifications: Masters degree or PhD with Twenty years experience. Experience with AESA systems applied to US DoD ACAT-1 Major Defense Acquisition Programs. Hands on experience with antenna test equipment and testing techniques, including near field range, far field range, and/or compact range testing. Working knowledge of power amplifier MMIC reliability, exciters, receiver processors, modulation techniques, radar and electronic warfare systems, and cost and schedule drivers. AESA calibration experience. Hands-on experience with electromagnetic simulations tools such as HFSS, ADS, or CST.

Special Working Conditions: Work in a closed facility, occasional travel required to Lexington Park MD and to vendor locations at El Segundo CA and Dallas TX.

Security: Top Secret Clearance is required. Applicants selected will be subject to a Government security investigation and must meet the eligibility requirements for an SSBI and access to classified information. Preference for current SSBI. Eligibility requirements include US citizenship.

Benefits: APL offers a comprehensive benefits package including a liberal vacation plan, a matching retirement program, significant educational assistance, a scholarship tuition program for staff with dependents, and competitive salaries commensurate with skills and experience. For more information about our organization, please visit our web site at

Equal Employment Opportunity: Johns Hopkins University/Applied Physics Laboratory (APL) is an Equal Opportunity/Affirmative Action employer that complies with Title IX of the Education Amendments Acts of 1972, as well as other applicable laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

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