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Sales Engineer

CesiumAstro

Job Location:

Westminster, CA - USA

Yearly Salary: $ 121000 - 143000

Posted: 21 August 2026 (14 hours ago)

Application Deadline: 18 November 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.

The Skylark product line is focused on the rapid design build and test ofcutting-edgeactive phased array antennas (AESA) for terrestrial and airborne applications. Current programs span high-power large-scale ground terminals for missile defense to commercial airline and helicopter connectivity solutions.

CesiumAstro is seeking a customer-focused Sales Engineer to lead technical demonstrations evaluations and field deployments of advanced SATCOM terminal solutions. This role serves as the primary technical interface between prospective customers and CesiumAstros engineering and business development teams showcasing the performance capabilities and mission value of our electronically steered antenna and satellite communications products.

The ideal candidate combines deep SATCOM systems knowledge with exceptional presentation skills and a passion for delivering compelling customer experiences. Success in this role requires the ability to configure systems execute live demonstrations troubleshoot issues in real time and clearly communicate the operational and technical value of CesiumAstro solutions to customers and stakeholders.

KEY RESPONSIBILITIES

Lead customer demonstrations of SATCOM terminals across commercial government aerospace and defense markets.
Plan configure and execute live over-the-air demonstrations field evaluations and proof-of-concept activities.
Travel to customer sites test ranges integration facilities and industry events to support demonstrations and technical engagements.
Operate configure and troubleshoot SATCOM terminals electronically steered antennas modems RF equipment and supporting network infrastructure during demonstrations.
Develop demonstration scenarios that highlight key performance metrics operational capabilities network performance and mission-relevant use cases.
Serve as the primary technical lead during customer evaluations ensuring successful execution of demonstrations and rapid resolution of technical issues.
Partner with Business Development and Account Managers to support customer pursuits and capture activities.
Conduct technical presentations product briefings architecture reviews and solution discussions for customer stakeholders.
Develop and communicate complete SATCOM system architectures including user terminals modem technologies satellite networks gateway infrastructure terrestrial networking and end-to-end traffic flow.
Support proposal responses by developing technical content solution architectures and performance analyses.
Translate customer operational requirements into demonstration plans evaluation criteria and technical solutions.
Act as a trusted technical advisor throughout the customer evaluation and procurement process.
Provide customer feedback and field insights to product management and engineering teams.
Support verification and validation of new product features and capabilities prior to customer demonstrations.
Collaborate with systems RF networking software and hardware engineering teams to resolve technical issues encountered during customer evaluations.
Assist in developing demonstration tools training materials technical documentation and customer-facing collateral.

MINIMUM QUALIFICATIONS

Bachelors degree in Electrical Engineering Aerospace Engineering Systems Engineering Computer Engineering Physics or a related technical field.
5 years of experience in SATCOM RF systems aerospace communications defense communications networking or related customer-facing technical roles.
Hands-on experience with satellite communication terminals modems RF systems networking equipment or satellite network operations.
Strong understanding of IP networking and terrestrial network integration.
Working knowledge of SATCOM modem technologies and waveforms including DVB-S2X TDMA SCPC OFDM Adaptive Coding and Modulation (ACM) and related communications technologies.
Strong understanding of RF fundamentals including link budgets EIRP G/T antenna performance interference mechanisms and propagation effects.
Knowledge of satellite network architectures across GEO MEO and LEO constellations.
Understanding of gateway infrastructure network operations and end-to-end traffic flow within modern satellite communication systems.
Ability to troubleshoot issues across networking modem RF and terminal domains during live customer demonstrations and field deployments.
Ability to engage credibly with customer engineering teams network architects satellite operators systems integrators and technical decision makers.
Excellent presentation communication and customer-facing skills with the ability to explain complex technical concepts to both technical and executive audiences.
Ability to travel frequently (2550%) to customer locations test sites and industry events.

PREFERRED QUALIFICATIONS

Experience with electronically steered antennas (ESA) phased-array systems or multi-orbit SATCOM networks.
Experience supporting GEO MEO and LEO service providers or satellite network operators.
Familiarity with military airborne maritime and mobility SATCOM applications.
Experience conducting customer demonstrations trade show exhibits proof-of-concept trials or operational field testing.
Knowledge of RF test equipment including spectrum analyzers vector network analyzers signal generators and modem test platforms.
Experience with cloud-connected networking SD-WAN network orchestration or managed satellite services.
Active U.S. security clearance or ability to obtain one.

$121000 - $143000 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:

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