Full-Time

Principal RF Test Engineer I

Posted on 3/27/2024

CesiumAstro

CesiumAstro

201-500 employees

Develops compact communication systems for space

No salary listed

Expert

No H1B Sponsorship

Austin, TX, USA

The position is onsite, indicating that the candidate must work in the office.

US Citizenship Required

Category
Electrical Engineering
QA & Testing
RF and Microwave Engineering
Requirements
  • Bachelor of Science (BS) or higher degree in Electrical Engineering or Computer Engineering from an accredited university or institution.
  • Minimum of 9 years of industry or university research experience in design, analysis, and implementation of RF test systems.
  • High proficiency with RF measurements (Linearity, NSD, EVM, etc.).
  • Test architecture design and development including scripting, test executives, hardware, and measurement abstraction layers.
  • Proficient in performing conducted RF measurements including S-parameters, AM/PM, compression, noise figure, harmonics/spurious emission, phase noise, switching speed, bit error rate, adjacent channel power, and group delay.
  • Hands-on experience with lab instruments such as digital oscilloscopes, multimeters, electronic loads, source measurement units, RF signal generators, spectrum analyzers, network analyzers, and vector signal analyzers.
  • Excellent written and verbal communication skills.
Responsibilities
  • Collaborating with design and test engineering teams to develop test requirements.
  • Mapping requirements to reusable test architectures and procedures.
  • Implementing test plans and procedures.
  • Logging and presenting results to key stakeholders.
  • Lab and equipment management.
  • Guiding key equipment purchase decisions.
  • Presenting engineering design review materials to customers and the executive team.
  • Participating in proposal-writing efforts.
Desired Qualifications
  • Familiarity or hands-on experience with phased array over the air range testing, including phase/amplitude calibration, EIRP, G/T, axial ratio, scan loss and pattern cuts.
  • Programming or scripting experience (Python, MATLAB, C/C++, etc.).
  • Understanding of RF and mixed-signal hardware (e.g. amplifiers, filters, ADCs/DACs, antennas) and its effects on test design.

CesiumAstro creates compact communication systems specifically for space applications. Their products, such as the Nightingale Series and CommPack, are designed to be small and efficient, meeting high standards for Size, Weight, Power, and Cost (SWaP-C). The company also offers a range of products including a software-defined radio, a single-board computer, and a compact DC-to-DC converter. CesiumAstro differentiates itself by providing modular hardware and software that can be customized for specific mission needs, catering to clients like NASA. The goal of CesiumAstro is to deliver affordable, high-performance communication solutions for space missions, leveraging advanced semiconductor and manufacturing technologies.

Company Size

201-500

Company Stage

Grant

Total Funding

$208.2M

Headquarters

Austin, Texas

Founded

2017

Simplify Jobs

Simplify's Take

What believers are saying

  • Increased demand for small satellite constellations aligns with CesiumAstro's offerings.
  • Growing interest in dual-use technologies benefits their flexible phased array systems.
  • Expansion of Space Development Agency initiatives offers supply opportunities for CesiumAstro.

What critics are saying

  • Intellectual property theft poses a risk, as seen in the lawsuit against Erik Luther.
  • Emergence of competitors like AnySignal increases competition in space-based radio technology.
  • Reliance on venture capital funding may lead to financial instability if rounds fail.

What makes CesiumAstro unique

  • CesiumAstro offers compact, high-performance communication systems for space applications.
  • Their products set a new standard for Size, Weight, Power, and Cost (SWaP-C).
  • They provide modular hardware and software for mission-specific payload configurations.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Health Savings Account/Flexible Spending Account

401(k) Retirement Plan

Stock Options

Growth & Insights and Company News

Headcount

6 month growth

↑ 0%

1 year growth

↑ 0%

2 year growth

↑ 0%
Aviation Week
Mar 16th, 2025
CesiumAstro Secures $55M for Satellite Development

CesiumAstro has secured a $55 million strategic funding increase from AFWERX to advance the development of its Element satellite, a multibeam active phased array satellite. The satellite, equipped with L-band and Ka-band payloads, is designed to enhance the capabilities of the Space Development Agency (SDA).

SatNow
Dec 4th, 2024
CesiumAstro and Axiom Space Collaborates to Develop Advanced Spacesuit Technology

CesiumAstro and Axiom Space collaborates to develop advanced spacesuit technology.

Military & Aerospace Electronics
Oct 2nd, 2024
CesiumAstro announces dual-use Element flexible phased array satellite

AUSTIN, Texas - CesiumAstro in Austin, Texas has unveiled its new satellite platform, Element, designed for use in defense and commercial sectors.

Business Wire
Jun 19th, 2024
Phillip Sarofim’s Trousdale Ventures Leads CesiumAstro Series B+ Funding Round

Trousdale Ventures, a global venture capital firm founded by Phillip Sarofim, announces its role as lead investor in the oversubscribed Series B+ fina

Finsmes
Jun 19th, 2024
CesiumAstro Raises $65M in Series B Funding

CesiumAstro Inc., an Austin, TX-based provider of space communications technology, closed a $65m Series B+ funding round

INACTIVE