Millennium Space Systems

RF and Communications Engineer

Engineering - El Segundo, CA - Full Time


As an RF and Communications Engineer, you will link our satellites and ground stations. Your communications links will efficiently and securely transfer data and commands between the ground and orbit, using both traditional, proven technologies and advanced developments.


  • If it communicates via electromagnetic signals it's your responsibility
  • Performs space vehicle mission trade studies related to communications links
  • Identifies & defines communications system requirements
  • Identifies appropriate communications technologies to meet requirements
  • Performs make/buy trades on communications technologies
  • Manages sub-contracts for communications procurement
  • Develops Millennium's own communications technologies from concept to flight readiness
  • Creates communications subsystem manufacturing, integration and verification documents
  • Performs communication subsystem manufacturing, integration and verification
  • Operates communications systems on orbit

Minimum Qualifications:

  • Bachelor's Degree in electrical engineering
  • 5 years of experience with space or aviation RF & Communications system design, analysis, subsystem component selection, and system evaluation
  • Experience calculating link budgets including atmospheric & environmental effects
  • Experience performing antenna design & analysis including sizing, patterns, gains, and usage
  • Experience determining antenna pointing allocations, support antenna gimbal design, and power amplifier selection.
  • Strong bias for getting things done with collaboration but minimal regimentation in a new emerging aerospace environment.

Preferred Qualifications:

  • Experience designing, implementing and testing algorithms for software defined radios
  • Experience with legacy and emerging satellite communications modulation and coding.
  • Experience designing, implementing and testing antennas
  • Experience designing, implementing and testing radios from piece parts level
  • Experience with optical communications links
  • Experience designing and analyzing packet communications protocols
  • Experience with the CCSDS standards
  • Master's Degree or higher
  • Current SSBI


  • Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance.
  • We encourage veterans, disabled veterans and disabled individuals to apply for any open position for which they feel they are qualified.
  • We are proud to be an Affirmative Action/Equal Opportunity Employer.


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