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Staff Communication Systems Modeling & Simulation

CesiumAstro

Job Location:

Westminster, CA - USA

Yearly Salary: USD 158000 - 189000

Posted: 1 October 2026 (18 hours ago)

Application Deadline: 29 December 2026

Vacancies: 1 Vacancy

Job Summary

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.

AtCesiumAstro 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 Staff Communication Systems Modeling & Simulation to join our this position you will lead the design development integration and validation of communications systems supporting advanced products and platforms. This role independently applies advanced systems engineering principles to lead complex communications systems development efforts develop robust system solutions and resolve challenging system integration issues from concept through verification and production.

Working cross-functionally with systems software RF electrical mechanical integration and test quality and program teams this role leads technical initiatives supports multidisciplinary product development and promotes engineering best practices.

JOB DUTIES AND RESPONSIBILITIES

Lead the design and development of communications system architectures interfaces subsystems and performance models supporting product development.
Guide system modeling link analysis performance evaluation trade studies simulation and system integration across multiple development programs.
Develop communications system architectures and technical solutions that satisfy product customer performance interoperability and system requirements.
Leverage a digital modelling and simulation ecosystem of tools to model communication system architecture in the support of architetcure trade studies new business efforts and requirement development
Lead efforts to establish streamlined repeatable modeling and simulation processes and identify opportunities for workflow automation and reuse across programs and product lines
Conduct verification validation testing simulation integration and troubleshooting activities across multiple development programs.
Resolve complex communications systems and system integration issues through analysis of simulation results system performance data test results and engineering observations.
Guide implementation of engineering changes system improvements corrective actions and design updates that improve system performance reliability interoperability and operational effectiveness.
Lead collaboration with systems software RF electrical mechanical integration and test quality and program teams throughout product development.
Prepare technical documentation interface control documentation verification reports engineering reports engineering change documentation and technical recommendations.
Lead design reviews technical investigations customer technical discussions system integration and verification activities.
Evaluate communications systems engineering methods modeling practices requirements management processes and development activities to identify improvement opportunities.
Promote consistent application of engineering standards company procedures customer requirements and systems engineering best practices.
Guide continuous improvement initiatives that strengthen system performance requirements quality modeling accuracy engineering efficiency and technical execution.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

Bachelors degree in systems engineering aerospace engineering electrical engineering computer engineering or a related engineering field with 812 years of related experience Masters degree with 68 years of related experience or PhD with 35 years of related experience in systems engineering system architecture requirements management configuration management systems integration or a related discipline.
Advanced knowledge of communications systems systems engineering principles system architecture requirements development and interface management.
Proficiency in systems modeling link analysis performance evaluation simulation tools trade studies and engineering analysis methods.
In-depth knowledge of digital communications RF fundamentals networking concepts signal processing interface development interoperability and system integration.
Understanding of systems engineering processes verification methodologies engineering documentation requirements management technical standards and model validation.
Proficiency in modeling and simulation product development configuration management multidisciplinary engineering collaboration and system performance optimization.
Proficiency with Microsoft Office Suite including Outlook Word Excel PowerPoint and Teams.
Engineering analysis and modeling tools e.g. MATLAB Simulink STK Python or equivalent applications.
Engineering documentation requirements management and collaboration tools e.g. DOORS Jira Confluence or equivalent applications.

$158000 - $189000 a year

CesiumAstro considers several factors when extending an offer including but not limited to the role and associated responsibilities a candidates 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 torace 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.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

Staff IC

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