Senior Communication Systems Engineer

Role summary

Senior Communication Systems Engineer is a role at CesiumAstro in Austin, Texas, United States (on-site). Posted 2026-08-30. Experience level: 5-10.

Job title

Senior Communication Systems Engineer

Company

CesiumAstro

Location

Austin, Texas, United States

Work arrangement

on-site

Category

Software Engineering

Experience level

5-10

Date posted

2026-08-30

Job description

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 Senior Communication Systems Engineer to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge phased arrays for satellites, spacecraft, and aerospace systems, we would like to hear from you.

The ideal candidate will have a strong background in system engineering, experience in space technology, and the ability to be the technical point of contact for our communication programs. In this position, you will help develop space architecture concepts, sub-system design, payload design, requirements development, analysis and decomposition, high-level software and hardware system architecture design, concept of operations (CONOPS) development, and risk assessment. You will coordinate activities across multidiscipline engineering teams, raise issues at the program level, and help drive complex programs to success.

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JOB DUTIES AND RESPONSIBILITIES

Evaluate customer and operational needs to define requirements, integrate technical parameters, and assure compatibility of all physical, functional, and program interfaces

Support verification planning and test execution

Participate in development of system engineering processes for requirements management, flow down, and traceability

Perform risk analysis and develop mitigation strategies

Identify and resolve issues that may impede the progress of engineering teams

Foster a culture of efficiency and continuous improvement within our programs

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

Bachelor’s degree in electrical engineering

A minimum of 5 years of experience with emphasis on space-based communication payloads

Background and practical experience in antenna and RF systems

Experience with at least one scripting and one programming language

Experience working with product/component developers and vendors who provide critical functionality to the overall system

Excellent written and verbal technical communication skills.

Proficiency with a requirements management tool such as DOORS or Jama

Ability to define work direction, track milestones, and demonstrate progress on large

open-ended projects

Sense of urgency, with the ability to work well under pressure

The ability to work well with multifunctional teams

\n 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.