Full-Time

Principal Accountant

Financial Reporting & Technical Accounting

CesiumAstro

CesiumAstro

201-500 employees

Designs satellite communications hardware and software

No salary listed

No H1B Sponsorship

Austin, TX, USA

In Person

Occasional travel between Austin, Westminster, El Segundo, and Melbourne locations may be required.

US Citizenship Required

Bachelor's

Category
Accounting (1)
Required Skills
NetSuite
Word/Pages/Docs
Workiva
Excel/Numbers/Sheets

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Requirements
  • A bachelor's degree in Accounting, Finance, or a related field is required.
  • CPA or equivalent advanced certification is required.
  • A minimum of 15 years of progressive experience in financial reporting and technical accounting is required, with a strong preference for aerospace, defense, or regulated manufacturing experience.
  • Extensive experience supporting audits and public-company or IPO-ready environments is required.
  • Advanced knowledge of U.S. GAAP and complex technical accounting matters is required.
  • Advanced knowledge of SEC reporting requirements is required.
  • Advanced technical writing skills are required.
  • Extensive experience with FAR/CAS and government contracting accounting is required.
  • Advanced proficiency with Microsoft Excel and working knowledge of Microsoft Word and PowerPoint are required.
  • Extensive experience with enterprise ERP and reporting systems such as NetSuite, Workiva, or OneStream, or equivalent systems, is required.
  • Advanced audit and internal control expertise is required.
  • The ability to advise senior management on complicated, high-stakes technical accounting positions is required.
  • The ability to communicate effectively verbally and in writing with internal stakeholders, external auditors, and senior leadership is required.
Responsibilities
  • Own and direct the Company's quarterly and annual SEC reporting process, including Forms 10-Q, 10-K, 8-K, and other applicable SEC filings, serving as the principal technical authority on filing content.
  • Own the financial reporting calendar and coordinate deliverables across Accounting, FP&A, Legal, Tax, Treasury, Human Resources, Operations, Investor Relations, and other relevant functions.
  • Lead the preparation and review of financial statements, footnotes, MD&A, supporting schedules, selected financial data, and other SEC disclosures.
  • Ensure financial reporting is accurate, complete, timely, and compliant with U.S. GAAP, SEC requirements, Regulation S-X, Regulation S-K, and applicable accounting standards.
  • Evaluate financial reporting and disclosure implications associated with significant transactions, business developments, strategic initiatives, and changes in the Company's operations.
  • Direct analytical reviews of quarterly and annual financial results and independently resolve significant, unusual, or unexpected fluctuations.
  • Lead the assessment of gaps between existing financial reporting processes and public-company requirements and drive remediation plans to closure.
  • Establish scalable financial reporting processes, policies, controls, documentation, and governance appropriate for a public-company environment.
  • Own preparation of internal reporting materials for senior management and the Board of Directors.
  • Serve as the organization's internal authority and senior advisor on complex U.S. GAAP and SEC accounting matters.
  • Independently research, evaluate, and document accounting conclusions for complex, unusual, non-routine, and highly judgmental transactions.
  • Provide definitive accounting guidance across revenue recognition, leases, stock-based compensation, business combinations, debt and equity transactions, impairment, internally developed software, and other complex accounting matters.
  • Monitor new accounting standards, assess their potential impact on the Company, and formulate the Company's position.
  • Lead implementation of new accounting standards and drive development of related accounting policy across the organization.
  • Serve as the principal point of contact for external auditors on financial reporting and technical accounting matters.
  • Direct audit requests and drive timely completion of annual audits and quarterly reviews.
  • Maintain and own documentation supporting significant accounting judgments and estimates.
Desired Qualifications
  • Experience in aerospace, defense, or regulated manufacturing is strongly preferred.

CesiumAstro develops end-to-end space and airborne communications systems, including active phased array antennas, software-defined radios, and complete payloads. Its technology enables electronically steered beams for inter-satellite links, high-rate downlinks, lunar and deep-space communication, and 5G/NTN networks. It ships plug‑and‑play, commercially manufactured hardware and SDR software as a full-stack solution, reducing development time and cost. The company targets both government programs (NASA, DoD) and commercial space ventures, aiming to make space-based connectivity more accessible and adaptable.

Company Size

201-500

Company Stage

Debt Financing

Total Funding

$678.2M

Headquarters

Austin, Texas

Founded

2017

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Simplify Jobs

Simplify's Take

What believers are saying

  • January 2026 EXIM and JPMorgan financing backed a 270,000-square-foot manufacturing headquarters.
  • April 2026 MDA IFICS award expands Skylark into missile-defense communications.
  • CesiumAstro secured eight SpaceX rideshares, accelerating on-orbit validation for Element satellites.

What critics are saying

  • AnySignal trade-secret litigation exposed CesiumAstro's IP vulnerability and competitor leakage risk.
  • Bee Cave land-use disputes delayed headquarters execution until Lakeway's February 2026 settlement.
  • Heavy defense concentration ties growth to MDA, SDA, and EXIM procurement timing.

What makes CesiumAstro unique

  • CesiumAstro vertically integrates RF chips, phased arrays, software, and satellites in Austin.
  • Its Skylark and Element platforms target jam-resistant, software-defined military communications.
  • Jariet Technologies and Vidrovr broaden CesiumAstro into semiconductor and AI-enabled signal systems.

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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

0%

1 year growth

0%

2 year growth

-1%
BISinfotech
Aug 13th, 2026
CesiumAstro acquires Jariet Technologies for defense capabilities

CesiumAstro acquires Jariet Technologies, expanding semiconductor capabilities across SATCOM, electronic warfare, radar and space systems.

AInvest Fintech Inc.
Jun 9th, 2026
CesiumAstro raises $270.5M in private placement offering

CesiumAstro has raised $270.5 million in a private placement offering, according to a Form D filing with the Securities and Exchange Commission. The offering was conducted under Regulation D, Rule 506. The filing provides details about the offering structure, including shares issued and offering price, though the company did not disclose the identities of participating investors or specific terms beyond SEC requirements. The capital will support CesiumAstro's business operations and strategic initiatives. The Form D filing is a standard requirement for Regulation D offerings to provide regulatory transparency. The company has not indicated whether additional offerings are planned.

CesiumAstro
Apr 21st, 2026
CesiumAstro selected to support GMD Weapon System (GWS) in-flight interceptor communications system (IFICS) for Missile Defense Agency.

CesiumAstro selected to support GMD Weapon System (GWS) in-flight interceptor communications system (IFICS) for Missile Defense Agency. Image Credit: CesiumAstro AUSTIN, Texas, April 21, 2026 - CesiumAstro, a leader in advanced space communications, has been awarded a contract to deliver a new active phased array variant as part of an expansion to its Skylark product line. This large-aperture array, built on CesiumAstro's scalable active phased array architecture, will support modernization of the Ground-based Midcourse Defense (GMD) Weapon System (GWS), a critical part of missile defense. This award underscores Skylark's value as a software-defined, mobile-ready terminal. The system's modular design allows it to adapt to evolving mission needs, including integration across a wide range of platforms, from ground vehicles to next-generation airborne assets. "We are honored to support the Missile Defense Agency in strengthening national security through resilient, high-performance communications," said Shey Sabripour, Founder and CEO of CesiumAstro. "With our phased array architecture and ability to deliver advanced solutions with speed and reliability, CesiumAstro will provide our customer and the Missile Defense Agency a high-performance solution." CesiumAstro will collaborate with the customer to meet mission requirements with a focus on ensuring the system meets the highest standards for performance, security and readiness. About CesiumAstro CesiumAstro is a global leader in advanced connectivity solutions for space and defense, delivering next-generation systems that connect, detect, and defend across commercial, government and national security missions. Its standardized product platforms span satellites, high-performance communications payloads, terminals and advanced computing systems, all designed for scalable production and mission-ready deployment. CesiumAstro maintains complete vertical integration with in-house design, manufacturing and testing capabilities certified to AS9100D and ISO 9001:2015 standards. Headquartered near Austin, Texas, the company operates additional facilities in Colorado, California, the United Kingdom, Germany and Japan. To learn more, visit cesiumastro.com. Media Contacts Griffin Communications Group: [email protected] Aimée Ahiers, CesiumAstro: [email protected]

TXF
Mar 9th, 2026
CesiumAstro expands Texas headquarters with $500m investment

CesiumAstro expands Texas headquarters with $500m investment. CesiumAstro announced an expansion of its global headquarters in Bee Cave, Texas, with the acquisition of nearly 270,000 square feet of advanced manufacturing space, expanding capacity for continued growth tomorrow.The expansion represents a $500 million capital investment over the next five... Not yet a subscriber? Join TXF today to continue accessing content without any restrictions Or to request access to TXF Intelligence contact TXF

Business Wire
Feb 26th, 2026
CesiumAstro Announces Acquisition of Vidrovr to Enhance Space Communications Systems and Build Planetary Intelligence Layer

CesiumAstro announces acquisition of Vidrovr to enhance space communications systems and build planetary intelligence layer. CesiumAstro announced its acquisition of Vidrovr to advance the integration of AI-driven analytics and real-time signal intelligence across its space communications systems, payloads, and satellite platforms. AUSTIN, Texas-(BUSINESS WIRE)-CesiumAstro Inc., a global provider of space and defense communications systems and satellites, today announced the acquisition of Vidrovr, an artificial intelligence (AI) company specializing in real-time multimodal signal analysis. The acquisition accelerates CesiumAstro's strategy to embed AI directly into space telecommunications and ISR (intelligence, surveillance, and reconnaissance) infrastructure, enabling intelligent radio frequency (RF) optimization, autonomous operations of payloads and satellites, and reconfigurable AI-enabled edge compute across its product lines. From mission-critical hardware to software, firmware, and waveforms, this acquisition positions CesiumAstro to further elevate its best-in-class digital processors and active phased array technologies. By embedding analytics and autonomy directly into our communications payloads and Element family of satellites, CesiumAstro is establishing a real-time planetary intelligence layer. Share "Our systems must operate in an increasingly congested and contested environment," said Trey Pappas, Chief Revenue Officer at CesiumAstro. "By embedding AI directly into our telecommunications payloads, we enable adaptive RF optimization, autonomous tasking, and real-time decision-making at the edge. This reduces latency, improves spectrum efficiency, and allows our customers to operate resilient, self-optimizing space networks at scale." AI-enabled workload orchestration allows satellites to determine which data should be processed on orbit and which should be routed to ground-based cloud and enterprise systems, creating a unified, distributed compute fabric spanning space and Earth. Following the acquisition, Vidrovr co-founder Joe Ellis is leading the integration of machine learning capabilities across CesiumAstro's product portfolio, with a focus on next-generation, AI-native space systems. "By embedding analytics and autonomy directly into our communications payloads and Element family of satellites, CesiumAstro is establishing a real-time planetary intelligence layer," said Ellis. "This layer will not only observe global activity, but interpret it, prioritize it, and route the necessary data intelligently across an expanding network of space-based assets." "What attracted me to CesiumAstro was the opportunity to operationalize AI inside production-scale space systems," continued Ellis. "Together, we're enabling distributed intelligence that connects space and terrestrial infrastructure. Our goal is to bring machine learning inference as close to the data as possible, on orbit, and quickly route the most important data to where it should be processed on Earth." The acquisition reinforces CesiumAstro's commitment to vertically integrated, scalable production of high-performance communications payloads and satellites for national security and commercial customers. By combining advanced RF hardware, software-defined architectures, and embedded AI, CesiumAstro delivers adaptive, mission-ready space systems designed for increasingly complex operational environments. Explore how CesiumAstro is integrating Vidrovr's technology in this Q&A with Joe Ellis: https://www.cesiumastro.com/joe-ellis-q-a About CesiumAstro CesiumAstro is a global leader in advanced connectivity solutions for space and defense, delivering next-generation systems that connect, detect, and defend across commercial, government, and national security missions. Its standardized product platforms span satellites, high-performance communications payloads, terminals, and advanced computing systems, all designed for scalable production and mission-ready deployment. CesiumAstro maintains complete vertical integration with in-house design, manufacturing, and testing capabilities certified to AS9100D and ISO 9001:2015 standards. Headquartered near Austin, Texas, the company operates additional facilities in Colorado, California, the United Kingdom, Germany, and Japan.