Senior Radio Frequency Design Engineer
2 weeks ago
About Castelion
Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We’re designing, building, and testing next generation long range strike weapons systems to give America and its Allies a definitive edge and deter future conflicts.
Senior Radio Frequency Design Engineer
Castelion is seeking a high output RF Engineer to lead the design and development of RF communications hardware & telemetry systems (both front end and back end) for Castelion hypersonic test platforms and weapon systems. In this role you will be responsible for initial vehicle telemetry systems for Castelion hypersonic test flights and lead software defined radio (SDR) product development for Castelion weapon systems. The role will coordinate closely with Castelion’s engineering leadership and report directly to the Head of Avionics. A successful candidate will have significant experience delivering highly manufacturable RF/avionics hardware with extreme reliability for mission-critical applications in a fast-paced environment.
Responsibilities
- Test Radio Development: Rapidly implement a scrappy telemetry system for high cadence flight testing based on widely available (not supply constrained) equipment and successfully capture Castelion flight tests before the end of Q2 2024.
- Flight Radio Development: Work with Castelion vehicle engineering to deliver a successful software defined radio communications system. Rapid development is needed to meet company objectives, which includes a complete RF system design within 3 months of the start date, followed by a working end-to-end prototype within 6 months of the start date. A flight demonstration of the entire system is expected late Q4 2024.
- Telemetry System Development: Collaborate with vehicle engineering to deliver a telemetry and command system. Complete telemetry system prototype design within 3 months of the start date, followed by a working end-to-end prototype within 6 months or before Q3 2024. A flight demonstration of the entire system is expected late Q4 2024.
- Lead Team in Fast-Paced Environment: Lead design reviews and system architecture reviews for RF avionics system and sub-systems. Demonstrate daily/weekly cadence of development progress and prototype design cycles every four weeks.
- Implement and Manage Castelion Avionics Standards: Responsible for building out quality/reliability standards including EEE part sourcing and acceptance/qualification testing of your designs.
- RF Flight Hardware Experience: Demonstrated ability to design, order, and integrate flight RF systems, from initial link budget to scaled production.
- Avionics Design: Execute avionics system design, schematic capture, layout, bring up and high cadence HITL test campaign.
- Full Life-Cycle Development: Ability to creatively solve problems and weigh against multi-disciplinary requirements together while assessing risk and making design and development decisions.
Basic Qualifications
- Bachelor’s degree in computer engineering, electrical engineering, or related field.
- 5+ years of experience in RF engineering.
- Experience with modeling/analysis tools such as HFSS, CST, ADS, MATLAB, C/C++, and/or Python.
- Experience with RF test equipment such as VNA, spectrum analyzer, etc.
- Experience creating and maintaining link budgets and analysis related to communications or remote sensing systems.
- Experience with field testing RF systems in remote environments.
Preferred Skills and Experience
- Graduate degree in electrical engineering with emphasis in microwave/RF engineering.
- 5+ years of professional experience in a relevant field.
- Experience designing RF systems including radio astronomy, SIGINT, ELINT, radar, or wireless communications.
- Experience modeling RF and channel impairments such as multipath, phase noise, group delay, fading and nonlinear distortion.
- Experience with basic principles of antenna theory.
- Experience with software-defined radios and frameworks, such as GNU Radio.
Additional Requirements
- Willing and able to work extended hours and/or weekends with minimal notification to meet critical deadlines.
- Able to travel up to 10% on an ongoing basis.
All employees are granted long-term stock incentives as part of their employment as Castelion. All employees receive access to comprehensive medical, vision, and dental insurance, and the company offers three weeks of paid time off per year.
Leadership Qualities
- Bias to Action and Creative Problem Solving: Desire and experience questioning assumptions in ways that lead to breakthrough ideas that are ultimately implemented.
- High Commitment, High Initiative: A successful candidate will have a genuine passion for Castelion’s mission and consistently look for ways to contribute to the company’s technical goals.
- Clear Communicator: Proactively communicates blockers and manages relationships with stakeholders to achieve company-desired outcomes.
ITAR Requirements:
- To conform to U.S. Government export regulations, applicant must be a U.S. citizen, lawful permanent resident, refugee, or asylee, or be eligible to obtain the required authorizations from the U.S. Department of State.
Employment with Castelion is governed on the basis of competence and qualifications and will not be influenced by any legally protected status.
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