CesiumAstro

Designs satellite communications hardware and software

Guidance, Navigation, and Control Engineer 2

Flight Dynamics & GNCConfirmed live in the last 24 hours

Full-timeWestminster, CO, USAIn-person

About the Job

Requirements

A Master of Science or Doctorate degree in Aerospace Engineering from an accredited university or institution is required.
Two years of internship, research, or industry experience in satellite attitude and orbit systems is required.
Expertise in attitude estimation, guidance, and control; coordinate frame transformations; linear algebra; and nonlinear systems is required.
Experience with multiple spaceflight missions from concept through operations is required.
Experience with low Earth orbit satellites is required.
Experience with post-critical design review test failures and on-orbit failures that guide design and test philosophies is required.
Experience with successful and unsuccessful recovery from on-orbit failures is required.
Experience in conceptualization, architecture design, requirements specification, design, test, and operations of various GNC architectures and components is required.
Familiarity with space mission simulation tools such as STK, Basilisk, GMAT, or FreeFlyer is required.
Experience defining spacecraft trajectories and orbital requirements is required.
Fluency with Python and C++, or other modeling languages, is required.
Familiarity with spacecraft mission design, including events, pointing modes, maneuver planning, and operations, is required.
Excellent written and verbal communication skills are required.

Responsibilities

Design and analyze Guidance, Navigation, and Control systems for CesiumAstro satellites and payloads.
Perform Guidance, Navigation, and Control work through all stages of design, integration, test, and operations.
Perform trade studies and participate in design reviews.
Create models and complete simulations and system testing.
Build, test, and fly hardware.
Contribute to satellite development and spacecraft launch and orbit activities.
Contribute to company-critical projects outside the primary area of expertise when needed.

Desired Qualifications

CubeSat and SmallSat experience.
Hands-on experience with spacecraft instrumentation, subsystems, and test labs.
Experience with multiple mission simulation and flight architectures that informs the vision for next-generation space software.
Experience with low Earth orbit, medium Earth orbit, geostationary orbit, and deep-space satellites.
Experience with communications satellites.

Salary Range: 113000 to 136400 (Currency: USD) (Pay period: per-year-salary)

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.

We are looking to add a GNC Engineer II to our team. If you enjoy working in a startup environment and are passionate about developing systems for leading-edge spacecraft, and aerospace communication systems, we would like to hear from you.

In this position, you will work on a small team in the design and analysis of GNC systems for CesiumAstro satellites and payloads. You will be responsible for Guidance, Navigation, and Control through all stages of design, integration, test, and operations. As such, you will perform trade studies, participate in design reviews, create models, and complete simulations and system testing. You will build, test, and fly hardware.

As a CesiumAstro spacecraft team member, you will work on a small team to develop satellites and put them in orbit. Being in a startup, you can expect significant portions of your time to be spent contributing to company-critical projects outside your area of expertise.

KEY REQUIREMENTS:

Master of Science (MS), or Doctorate (Ph.D.) degree in Aerospace Engineering from an accredited university or institution
2 years of internship, research, or industry experience in satellite attitude and orbit systems
Expertise in attitude estimation, guidance, and control; coordinate frame transformations; linear algebra; and non-linear systems
Experience with multiple spaceflight missions from concept to operations
Experience in low earth orbit satellites
Experience with post-CDR test failures and on-orbit failures that guide your design and test philosophies
Experience with successful and unsuccessful recovery from on-orbit failures
Experience in conceptualization, architecture design, requirements specification, design, test, and operations of various GNC architectures and components
Familiarity with space mission simulation tools such as STK, Basilisk, GMAT, or FreeFlyer
Experience defining spacecraft trajectories and orbital requirements
Fluency with Python and C++, or other modeling languages
Familiarity with spacecraft mission design including events, pointing modes, maneuver planning, and operations
Excellent written and verbal communication skills

PREFERRED EXPERIENCE:

CubeSat and SmallSat experience
Hands-on experience with spacecraft instrumentation, subsystems, and test labs
Experience with multiple mission simulation and flight architectures which drives your vision for the next generation of space software
Experience in LEO, MEO, GEO, and deep space satellites
Experience with communications satellites

CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills. Full-time employment offers include company stock options and a generous benefits package including health, dental, vision, HSA, FSA, life, disability and retirement plans.

CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro, and we will not be obligated to pay any referral fees.

About the Company

CesiumAstro

Designs satellite communications hardware and software

CesiumAstro builds end-to-end space and airborne communications systems, combining hardware and software to connect satellites, UAVs, and ground stations. Its products include active phased array antennas, software-defined radios, and complete RF payloads that enable electronically steered links for inter-satellite communication, high-rate downlinks, lunar communications, and 5G/NTN networks. The company ships plug-and-play, commercially manufactured, full-stack systems designed to be flexible and cost-efficient, rather than bespoke one-off solutions. Its goal is to make space-based connectivity more accessible and adaptable across space, air, and ground networks for both government and commercial customers.

Company size: 501-1,000
Company stage: Debt Financing
Total funding: $1.6B
Headquarters: Bee Cave, TX
Founded: 2017

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