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General Affairs Associate 総務担当者

Ispace Inc · Tokyo, Japan

Uncategorized Tokyo, Japan Posted May 18, 2026

About ispace:

ispace is a global lunar exploration company with a bold vision: to expand humanity’s presence beyond Earth. We are developing cutting-edge technologies to support sustainable lunar missions and unlock new opportunities in the space economy.

Position Overview:

We are looking for a highly capable and service-minded General Affairs Associate to support our Tokyo office and operations across Japan. The primary responsibilities include ensuring smooth operations at each location, providing support for cross-departmental projects, and enhancing employee engagement through various initiatives, as well as establishing the necessary systems to support these efforts.

Candidates must current resides in Japan with valid work visa. We do not accept overseas application for this role.

現在ispaceではGeneral Affairs Associateとして東京オフィスおよび複数の国内拠点を担当頂く高い能力とサービスマインドを備えた人財を募集しています。主な役割は各拠点におけるスムーズな運営、部署横断型プロジェクトサポート、および様々な施策を通じた社内エンゲージメントの向上、その仕組みづくりとなります。

Key Responsibilities

• Execution of projects that impact the entire office and/or specific departments
• Overall facility management as well as the operations of sites in multiple locations within Japan
• Proactive planning and implementation of strategies related to the group's role as service desk to all employees
• Planning and implementation of internal events and programs to enhance employees’ engagement
• Planning and managing internal communications (company-wide announcements, intranet updates, event communications, etc.)
• Planning and implementation of office space improvements

・全社的もしくは特定の部門にも影響のあるプロジェクトの遂行など
・国内複数拠点における施設管理およびオィス運営全般
・全従業員に対するサービスデスクとしての企画戦略の積極的な立案・実施
・従業員のエンゲージメント向上を目的とした社内イベントやプログラムの企画・実施
・社内向け情報発信の企画・運用（全社アナウンス、イントラ、イベント告知等）
・オフィス空間改善に関する立案・実施

Basic Qualifications

• At least 5 years of work experience in any industry
• Business English / Native Japanese skills. Or fluent/native English and business level Japanese (external communication required)
• Ability to execute daily tasks independently and multi-task a wide range of topics in a efficient and timely manner
• General back-office operational experience
• Negotiation with external suppliers and contractors
• Experience working in a multinational members
• A deep understanding of diversity and a flexible mindset
• Hospitality mindset
• Ability to identify issues proactively and propose improvements
• A positive attitude to learning and implementing new ideas in a growing business

少なくとも5年の就業経験（業界不問）を保有

ビジネス英語およびネイティブレベルの日本語

日常業務を主体的に実行でき、幅広い業務をマルチタスクで効率的かつタイムリーにこなす能力と経験

バックオフィス業務全般

外部業者、コントラクターとの折衝

多国籍メンバーで構成されるチームでの就業経験

ダイバーシティへの深い理解と柔軟な考え方

ホスピタリティマインド

自ら課題を見つけ、改善提案ができる能力

成長事業において常に前向きに学び、自ら新しいアイディアを出しながら実施してゆく姿勢

Preferred qualifications

• Experience as a member of an office relocation project and/or improvement of the company's overall workspace environment
• Experience in internal/external negotiations regarding company policies
• Certification of fire and disaster prevention management (防火防災管理者)
• Experience in managing various internal and external events
• IT/System basic literacy (no need to be a specialist)

オフィス移転やオフィス環境整備など会社全体の働きやすさ改善プロジェクトメンバーとしての経験

社内ポリシーに関する社内外折衝経験

防火防災管理者資格

社内外における各種イベント運営経験

オフィスITおよびシステムへの理解(スペシャリストである必要はない)

About the team:

The GA team currently consists of four members—a vibrant, diverse group with international backgrounds.

Together, we work daily to create an office environment where fellow crew members can push & challenge themselves to the fullest.

Highly motivated, we leverage our individual strengths to perform at our best.

Would you like to join such a team in a new environment? We look forward to your application.

チームについて：

GAチームは現在4名体制、国際色豊かで元気なメンバーが在籍しています。

メンバーは共に仲間のクルーが思い切り挑戦できるオフィス環境づくりに日々尽力しており

モチベーション高く、それぞれの強みを活かして思う存分力を発揮しています。

新しい環境でそんなチームの一員になりませんか？ご応募お待ちしています。

Why Join ispace?

Be part of a pioneering space exploration company

Work in a diverse, international team

Enjoy a collaborative and innovative work culture

Contribute to missions that shape the future of humanity

ispaceで働く魅力：

宇宙探査の未来を創る最先端企業の一員になれる

多様性に富んだ国際的なチームで働ける

社会的意義のあるプロジェクトに貢献できる

協力的で革新的な職場文化の中で成長できる

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Flight Software Intern (Full-Time) – Tokyo

Ispace Inc · Tokyo, Japan

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Engineering Tokyo, Japan Posted May 15, 2026

ispace is looking for a motivated Flight Software Intern to join our Flight Software Design Group in Tokyo. This is an excellent opportunity to gain hands-on experience working on real-world aerospace software systems in a collaborative engineering environment.

Eligibility & Additional Information

This position is suitable for undergraduate or graduate students who are required to complete an internship as part of their degree program
Candidates currently residing in Japan with a valid working visa will be prioritized
International students holding a valid Japanese student visa are also encouraged to apply
Hourly rate: JPY 1,500 per hour
This is an on-site role and cannot be performed remote

Responsibility

Contribute to the development of flight software as part of the Flight Software Team

Design, implement, and maintain embedded C code for flight software applications

Develop and execute unit and integration tests to ensure software quality and reliability

Must have

Experience developing software in embedded C

Familiarity with real-time operating systems (e.g., FreeRTOS, Zephyr RTOS)

Experience working with communication interfaces (UART, I2C, SPI)

Basic understanding of networking protocols (TCP/IP, UDP, HTTP)

Experience with build systems (Makefile, CMake)

Experience developing on ARM-based SoCs

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GNC/AOCS Systems Engineer

Ispace Inc · Tokyo, Japan

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DevOps / SRE / Infra Tokyo, Japan Posted May 15, 2026

ispace is seeking a highly motivated and talented GNC Systems Engineer to join the System Design Group under the Global Design division, responsible for the design and development of lunar landers and other transportation and/or communication/navigation platforms.

The ideal candidate will have in-depth experience on GNC (AOCS) design, implementation, integration, V&V and operations, good technical knowledge of multiple spacecraft subsystems and experience in the system engineering disciplines for spacecraft design.

This is a unique opportunity to join a truly fascinating project, the first stage of ispace’s plans to perform resource prospecting on the moon. In this position, you will be assigned to one or more of ispace's projects, and join a small, international team of engineers working towards the detailed design and qualification of our first missions.

Candidates with demonstrated "hands-on" experience in some engineering domains and interdisciplinary experience are preferred. Teamwork is valued, and depending on the strengths of each member of the systems engineering team, the responsibilities listed below will be assigned accordingly.

Key responsibilities

Support the definition of a “product baseline”, creating standard requirements, system architecture, ICDs, design and analysis goals, test plans and operations concepts.

Perform system level trade-offs, coordinating inputs from various disciplines within the team, to evaluate any proposed changes of the design baseline to satisfy the need of each individual mission.

Take ownership of the technical budgets, such as mass, propellant budget, pointing/landing accuracy for spacecraft performance.

Ensure internal interfaces between various spacecraft subsystems are maintained.

Contribute to requirements management ensuring all requirements are closed-out at the planned project landmarks.

Contribute to risk assessments during the spacecraft development and support the Project Manager in defining risk mitigation plans

Support AIT/Flight&Test Operations Groups and subsystem leads in defining test plans and specifications which will successfully verify the spacecraft design.

Coordinate efforts between relevant subsystems and Operations Team in defining a spacecraft operational concept.

Contribute to the maintenance of our Model-Based Systems Engineering tools and the integration.

Required Skills

Bachelor or Masters degree in Mechanical, Electrical, Aerospace Engineering or equivalent

3+ years of experience in at least two of the following: design, implementation, integration, V&V or operations of GNC (AOCS) subsystem

Experience with programming languages such as Matlab, Python, or equivalent

Self-motivated and comfortable making key decisions within a fast-paced environment

High sense of accountability and ownership

Excellent presentation skills, both verbally and written. Enthusiastic attitude and team player

Working level in English

Preferred skills

Experience with design, analysis or testing of at least one other subsystem: Structure, Thermal, Avionics, Propulsion, Communications, On-board software.

Experience with requirement decomposition (mission all the way to unit level)

Experience performing FMECA, reliability analysis, and/or hazard analysis

Experience with system level testing such as hardware-in-the-loop testing

Experience with spacecraft operations

Working level Japanese

This position is based in Tokyo, Japan and will require relocation for overseas candidates.

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Director (Business Development/Government Relations)

Ispace Inc · Tokyo, Japan

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Sales / BD Tokyo, Japan Posted May 14, 2026

月面探査を含む宇宙ミッションにおいて、日本事業における事業開発、政府渉外・ロビーイング活動を統括いただくDirectorポジションです。

技術的理解を踏まえ、経営層・技術部門・国内外の政府機関等と連携しながら、日本事業戦略の推進、重要案件における提案・交渉・意思決定支援をリードいただきます。

政府・民間双方との戦略的な関係構築を通じて、日本およびグローバルでのミッション成功と事業成長に貢献いただくことを期待しています。

Key Responsibilites

＜政府渉外・ロビーイング＞

ispace経営幹部と連携し、日本政府に対するロビーイング活動を統括・リード

日本政府を動かすための戦略の一環として、米欧政府ロビーイングにおける戦略的な動き方を提案し、人脈紹介等を通じてispaceのグローバルベースの活動を支援

日米欧の政策動向を踏まえ、政府との関係構築・予算化・制度設計への働きかけ

＜事業開発（Business Development）＞

政府と民間双方の動きを組み合わせ、日本の各ミッションを俯瞰した事業開発を推進

日本に加え、日本以外の国においても政府・民間向け営業をリードし、日本および米国ミッションの売上創出を担う

大型案件や複数ミッションにまたがる案件について、エグゼクティブレベルでの交渉・意思決定を主導

＜部門・組織統括／経営責任＞

政府・政府渉外グループ、国内事業開発グループ、基金対応グループを統括し、日本の売上および日本ミッション収支に責任を持つ

担当組織の組織設計、組織開発、人材育成、採用について、HRと連携し責任を持って推進

＜提案統合・社内連携＞

CTOをはじめとする技術部門と連携し、政府・民間から得た情報やニーズを、社内の提案内容・提案書として具体化する

事業・技術・政策の観点を統合し、自ら内外に対して説明・交渉を行う

Required Experience / Skills

理系分野（特に工学、航空宇宙等）のバックグラウンドを有する方

宇宙業界における10年以上の実務経験

技術部門と連携し、技術的観点を踏まえた提案・案件推進を行った経験

事業開発、政府渉外、営業、戦略立案等のいずれかの経験

日本政府・官公庁・関連機関との折衝またはプロジェクト推進経験

複数ステークホルダーを巻き込んだ案件推進経験

チームまたは組織マネジメント経験

日本語・英語双方でのビジネスコミュニケーション能力

Preferred Experience / Skills

宇宙政策、国家安全保障、政府予算等への理解

海外政府機関・海外企業との協業経験

大型案件や長期案件の提案・交渉経験

技術部門と連携した提案活動経験

グローバル組織での業務経験

宇宙関連補助金・基金対応経験

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Satellite Technical Lead

Ispace Inc · Tokyo, Japan

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Engineering Mgmt Tokyo, Japan Posted Apr 17, 2026

ispace is looking for Satellite Technical Lead to join our growing team in Tokyo.

Satellite Lead is a senior, technology‑driven leadership role responsible for the end‑to‑end execution of satellite system development and mission design, with primary accountability for technical coherence, system‑level decision making, and engineering leadership.

This role sits at the intersection of satellite system engineering and project management, ensuring that mission requirements, technical design, schedule, cost, and risk are continuously balanced and optimized.
The successful candidate will act as a technical authority and system integrator, leading cross‑functional engineering teams and making critical technical trade‑off decisions that enable both mission success and long‑term business viability.

This position emphasizes technical leadership and system responsibility rather than direct people management.

Satellite Technical Lead は、人工衛星システム開発プロジェクトをエンドツーエンドで推進する、
技術主導型のシニアリーダーポジションです。
ミッション設計を含む人工衛星開発プロジェクト全体に対して、
技術的整合性、システムレベルでの意思決定、エンジニアリングリーダーシップに主要な責任を持ちます。
本ポジションは、衛星システムエンジニアリングとプロジェクトマネジメントの交点に位置し、
ミッション要求、技術設計、スケジュール、コスト、リスクの各要素を継続的にバランスさせ、最適化します。
技術的権限者（Technical Authority）およびシステムインテグレーターとして、
分野横断型のエンジニアリングチームをリードし、
プロジェクトの成功および中長期的な事業成立性を両立させるための重要な技術的トレードオフ判断を担います。
本ポジションは、直接的な人事マネジメントよりも、技術リーダーシップおよびシステム責任を重視します。

#LI-MK1

#LI-HYBRID

Key responsibilities

1. Technical Leadership & System Ownership
Own the satellite system across the full lifecycle, from mission requirements definition through design, development, testing, launch preparation, and operations readiness.
Lead system‑level architecture decisions covering satellite bus, payload, ground segment, and operational concepts
Drive technical trade‑off analyses across performance, mass, power, cost, schedule, and risk
Serve as the primary technical decision‑maker (or delegate technical authority) for project‑level engineering topics
Identify, assess, and mitigate technical risks at both system and subsystem levels

2. Project Execution from a Technical Perspective
Lead project execution with a strong engineering focus, ensuring technical feasibility, quality, and consistency
Develop and manage integrated schedules aligned with engineering milestones and reviews
Support project cost control and P&L decision‑making by assessing technical cost drivers and design choices
Plan, prepare, and technically lead major project reviews, including SRR, PDR, CDR, TRR, and FRR

3. Team & Stakeholder Collaboration
Technically lead internal and external engineering teams across satellite, payload, ground, and operations domains
Conduct technical reviews and provide guidance to subsystem leads and engineers
Coordinate and negotiate technical matters

1. 技術リーダーシップ／システム責任
ミッション要求定義から設計、開発、試験、打上げ準備、運用準備完了まで、プロジェクトライフサイクル全体にわたって人工衛星システムの責任を担う
衛星バス、ペイロード、地上系、運用コンセプトを含む、システムレベルのアーキテクチャ決定をリード
性能、質量、電力、コスト、スケジュール、リスクを考慮した技術トレードオフの検討および意思決定を主導
プロジェクトレベルの技術課題に対する主要な技術意思決定者（または権限委譲者）として、システムおよびサブシステム両レベルでの技術リスクの特定、評価、低減策の策定および実行

2. 技術視点でのプロジェクト推進

技術的実現性、品質、一貫性を重視したプロジェクト実行のリード
エンジニアリングマイルストーンおよび技術レビューに連動した統合プロジェクトスケジュールの策定・管理
設計判断や技術選択がコストに与える影響を評価し、プロジェクトのコスト管理およびP&L判断を技術面から支援
SRR、PDR、CDR、TRR、FRR などの主要プロジェクトレビューの計画、準備、技術的な主導

3. チームおよびステークホルダーとの協働
衛星、ペイロード、地上系、運用分野にまたがる社内外エンジニアリングチームの技術的リード
サブシステムリードおよびエンジニアに対する技術レビューおよび技術的助言の実施
海外パートナー、サプライヤ、顧客との技術的な調整および折衝

Must requirements

- 7+ years of professional experience in satellite or aerospace system development
- Strong technical expertise in one or more of the following areas:

- Satellite system engineering
- AOCS / GNC
- Power, thermal, or structural systems
- RF / communication systems

- Experience across requirements definition, design, development, and testing phases of satellite projects
- Proven ability to make and explain technical decisions under schedule and cost constraints
- Strong cross‑functional communication skills in multidisciplinary engineering environments

English: Business level, capable of participating in technical discussions, reviews, and documentation

人工衛星または航空宇宙分野における7年以上のシステム開発プロジェクト経験
以下のいずれか、または複数分野における十分な技術的専門性

衛星システムエンジニアリング
- AOCS / GNC
-電源、熱、構造系システム
-RF / 通信システム
-ペイロード系システム

要求定義、設計、開発、試験フェーズを含む人工衛星開発プロジェクトのライフサイクル経験
スケジュールおよびコスト制約下で、技術判断を行い、その内容を明確に説明してきた経験
複数分野にまたがるチームでの高いクロスファンクショナルコミュニケーション能力
英語：技術的な議論、レビュー、文書作成に対応可能なビジネスレベル

Preferred Skills

Experience as a System Lead, Subsystem Lead, Technical Lead, or Technical project Lead

Involvement in launch campaigns and/or early orbit operations (LEOP)

Experience with international space projects (e.g., JAXA, ESA, NASA)

Experience in startup or new mission development environments

Ability to balance technical excellence with business and contractual constraints

Career aspiration toward senior technical leadership roles such as Chief Engineer or Technical Director

Japanese: Business level

System Lead、Subsystem Lead、Technical Lead、Technical Project Lead としての経験

打上げキャンペーンおよび／またはLEOP（初期運用）フェーズへの関与経験

JAXA、ESA、NASA 等を含む国際宇宙プロジェクトの経験

スタートアップ環境や新規ミッション立ち上げの経験

技術的完成度と事業面・契約面の制約を両立させた判断経験

将来的に Chief Engineer や Technical Director クラスを目指すキャリア指向
日本語：母国語

Others

Requires strong technical leadership to lead new satellite development project.
A few overseas business trips may be required per year.

新規人工衛星開発プロジェクトを推進するための強い技術リーダーシップが求められます。
年に数回、海外出張が発生する可能性があります。

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Senior Space System Engineer

Ispace Inc · Tokyo, Japan

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Engineering Tokyo, Japan Posted Apr 10, 2026

ispace is seeking a highly motivated and talented Senior Systems Engineer to join the System Design Group under the Global Design directorate, responsible for the design and development of lunar landers and other transportation and/or communication/navigation platforms.

The ideal candidate will have in-depth experience (i.e. design, implementation, integration, V&V and operations) on at least one spacecraft subsystem, good technical knowledge of multiple spacecraft subsystems and experience in the system engineering disciplines for spacecraft design.

This is a unique opportunity to join a truly fascinating project, the first stage of ispace’s plans to perform resource prospecting on the moon. In this position, you will be assigned to one or more of ispace's projects, and join a small, international team of engineers working towards the detailed design and qualification of our first missions.

Candidates with demonstrated "hands-on" experience in some engineering domains and interdisciplinary experience are preferred. Teamwork is valued, and depending on the strengths of each member of the systems engineering team, the responsibilities listed below will be assigned accordingly.

Key responsibilities

· Support the definition of a “product baseline”, creating standard requirements, system architecture, ICDs, design and analysis goals, test plans and operations concepts.

· Perform system level trade-offs, coordinating inputs from various disciplines within the team, to evaluate any proposed changes of the design baseline to satisfy the need of each individual mission.

· Take ownership of the technical budgets, such as mass, propellant budget, power, link and data for spacecraft performance.

· Ensure internal interfaces between various spacecraft subsystems are maintained.

· Contribute to requirements management ensuring all requirements are closed-out at the planned project landmarks.

· Contribute to risk assessments during the spacecraft development and support the Project Manager in defining risk mitigation plans

· Support AIT/Flight&Test Operations Groups and subsystem leads in defining test plans and specifications which will successfully verify the spacecraft design.

· Coordinate efforts between relevant subsystems and Operations Team in defining a spacecraft operational concept.

· Contribute to the maintenance of our Model-Based Systems Engineering tools and the integration.

Required skills

· Bachelor or Masters degree in Mechanical, Electrical, Aerospace Engineering or equivalent

· 3+ years of experience of systems engineering within the space industry under a Model-Based Systems Engineering paradigm.

· 3+ years of experience in any of the following: Structure, Thermal, Avionics, GNC, Propulsion, Communications, Software

· Experience in defining requirements for spacecraft systems

· Experience with programming languages such as Matlab, Python, or equivalent

· Familiarity with spacecraft design and test standards: ECSS, MIL-STD, or similar

· Self-motivated and comfortable making key decisions within a fast-paced environment

· High sense of accountability and ownership

· Excellent presentation skills, both verbally and written. Enthusiastic attitude and team player

· Business level in English

Preferred Skills

· Requirements management and traceability of requirements until verification

· Experience performing FMECA, reliability analysis, and/or hazard analysis

· Experience with system level testing such as hardware-in-the-loop testing

· Experience with spacecraft operations

· Native/Business level Japanese

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Space System Engineer

Ispace Inc · Tokyo, Japan

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Engineering Tokyo, Japan Posted Apr 10, 2026

ispace is seeking a highly motivated and talented Systems Engineer to join the System Design Group under the Global Design directorate, responsible for the design and development of lunar landers and other transportation and/or communication/navigation platforms.