Lockheed Martin · 8 hours ago
RF Engineer - Antenna (Level III) - Top Secret clearance
Littleton, CO
Full-time
Onsite
Senior Level, Lead/StaffLockheed Martin Space is seeking a Senior RF Engineer to join our team in Littleton, CO. The successful candidate will lead the full lifecycle of antenna-element hardware from concept, design, modeling/analysis, through system integration, test-plan development, and component qualification.
AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Knowledge of Antennas or Electronically Steerable Antennas (ESA)
Ability to develop and analyze technical requirements, performing trade studies, and allocating functions down to RF payloads, subsystems and/or components
Experience analyzing and verifying technical requirements/functions for engineering systems
Experience reviewing supplier/factory data results to show compliance to RF engineering requirements
Knowledge of RF communications systems link budget analysis
Active Top Secret clearance; must be able to obtain and maintain a TS/SCI clearance; US citizenship required
Proficiency with the development of specifications and interface definitions for RF antenna component and subsystems
Experience using tools such as Agilent ADS (Advanced Design System), Ansys HFSS (High Frequency Structure Simulator), AWR Microwave Office, or similar tool packages
Experience with antenna design and analysis tools such as GRASP (General Responsibility Assignment Software Patterns), HFSS, CST Microwave Studio, WIPL-D, FEKO, or similar tool packages
Experience designing antennas and/or feed networks such as reflectors, waveguide components, horns, helices, phased arrays or electronically steered antennas (ESAs), patches, or similar hardware
Excellent communication and interpersonal skills, including a demonstrated ability to interact effectively with customers, suppliers, management, and peers
Excellent problem solving and Troubleshooting skills
Qualification
Required
Knowledge of Antennas or Electronically Steerable Antennas (ESA)
Ability to develop and analyze technical requirements, performing trade studies, and allocating functions down to RF payloads, subsystems and/or components
Experience analyzing and verifying technical requirements/functions for engineering systems
Experience reviewing supplier/factory data results to show compliance to RF engineering requirements
Knowledge of RF communications systems link budget analysis
Active Top Secret clearance; must be able to obtain and maintain a TS/SCI clearance; US citizenship required
Certified Principal Engineer (CPE) experience
Deep knowledge of antenna element design and active electronically‑steerable arrays (AESAs)
Lead the full lifecycle of antenna‑element hardware from concept, design, modeling/analysis, through system integration, test‑plan development, and component qualification
Preferred
Active TS/SCI clearance
Degree in electrical engineering or other STEM related degree/certification
Proficiency with the development of specifications and interface definitions for RF antenna component and subsystems
Experience using tools such as Agilent ADS (Advanced Design System), Ansys HFSS (High Frequency Structure Simulator), AWR Microwave Office, or similar tool packages
Experience with antenna design and analysis tools such as GRASP (General Responsibility Assignment Software Patterns), HFSS, CST Microwave Studio, WIPL-D, FEKO, or similar tool packages
Experience designing antennas and/or feed networks such as reflectors, waveguide components, horns, helices, phased arrays or electronically steered antennas (ESAs), patches, or similar hardware
Excellent communication and interpersonal skills, including a demonstrated ability to interact effectively with customers, suppliers, management, and peers
Excellent problem solving and Troubleshooting skills
Company
Lockheed Martin
Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.
Founded in 1912
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$6.06BKey Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M
Leadership Team
Jim Taiclet
Chairman, President & CEO
Craig Martell
Chief Technology Officer
Recent News
The Motley Fool
2026-02-07
2026-02-07
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