Full-Time

Senior Antenna Design Engineer II

Confirmed live in the last 24 hours

CesiumAstro

CesiumAstro

201-500 employees

Develops compact communication systems for space

Compensation Overview

$130k - $170k/yr

Senior, Expert

No H1B Sponsorship

Westminster, CO, USA

The applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee, or eligible to obtain the required authorizations from the U.S. Department of State.

US Citizenship Required

Category
Avionics
Aerospace Engineering
Requirements
  • A Bachelor of Science (BS) degree or higher in Electrical Engineering or Physics from an accredited university or institution.
  • Minimum of 6 years of relevant experience.
  • Prior relevant internship or research experience in antenna design, analysis, optimization, fabrication, and test.
  • Familiarity with 3D electromagnetic simulation tools such as CST or HFSS.
  • Hands-on experience with lab instruments such as vector network analyzers, spectrum analyzers, signal generators, and oscilloscopes.
  • Excellent written and verbal communication skills.
Responsibilities
  • Responsible for antenna designs from initial concept through requirements definition, topology selection, detailed design, analysis, optimization, manufacturing, testing, qualification, and in-orbit support of Cesium's products.
  • Researching literature, full wave simulation of RF structures, antenna elements and antenna arrays.
  • Performing analytical calculations of antenna and phased array performance, optimizing designs for performance and manufacturability, and providing detailed documentation of designs.
  • Presenting engineering design review materials to customers and internal teams.
Desired Qualifications
  • Familiarity with electronics schematic and layout tools such as Altium.
  • Aerospace electronics design, development, and qualification.
  • Advanced coursework in communication systems.
  • Advanced coursework in electromagnetics.
  • EMI/EMC design and mitigation techniques.

CesiumAstro creates compact and efficient communication systems specifically for space applications. Their products, such as the Nightingale Series and CommPack, are designed to be small and scalable, 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 credit-card-sized single-board computer, and a compact DC-to-DC converter. CesiumAstro differentiates itself by providing modular hardware and software that can be easily integrated to create customized communication solutions for clients like NASA. Their goal is to deliver affordable, mission-ready communication payloads by leveraging the latest 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

2%

1 year growth

1%

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