--- title: 'Sr. Mechanical Engineer I, Off-Planet Systems at ICON' canonical: 'https://feeny.ai/job/sr-mechanical-engineer-i-off-planet-systems-icon-austin-0jhgg67xftdh' type: 'job' last_seen: '2026-10-26' --- # Sr. Mechanical Engineer I, Off-Planet Systems at ICON - **Company:** ICON - **Location:** Austin, TX - **Posted:** 2026-10-23 - **Last confirmed live:** 2026-10-26 - **Apply:** https://job-boards.greenhouse.io/iconcareers/jobs/6233929004 ## Job description Job Description ICON is looking for a Senior Mechanical Engineer to assist in our Strategic R&D efforts.  As the Mechanical Engineer for Off-Planet Robotics, you will be responsible for the development of conceptual and detailed designs of spacecraft and planetary systems, conducting trade studies and ideation exercises, participating in our design review and systems engineering processes, and ultimately fly the hardware you have designed.  This role is based locally in ICON’s Austin, TX laboratories, and will report to the Senior Director of Off-Planet Systems. ## RESPONSIBILITIES: - Contribute in the development of a robotic platform for construction applications, focusing on motion platforms and dynamic fluid systems. - Design and create prototypes using in-house and external fabrication - Specify robotic servo-driven actuators using industry standards for aerospace applications, including mobile (rover-based) robotics, and large format, long reach robotic actuators. - Run FEA and CFD analysis to provide safe and reliable engineered solutions for use in space. - Provide hands-on, troubleshooting, and build support as well designing, implementing, and integrating solutions in a fast-paced environment with a quick AGILE development cycle. - Create design solutions utilizing engineering methods with good documentation processes - Collaborate with cross-functional, multidisciplinary teams to procure, fabricate, test, and ultimately fly the hardware you have designed. - Perform a wide range of tasks on a daily basis (e.g. Transition from office work to field work at a moment’s notice) - Establish individual and team goals consistent with overall company OKRs - Mentor engineers in their career development ## MINIMUM QUALIFICATIONS: - B.S. degree or higher in Mechanical or Aerospace Engineering. - 8+ years of recent experience designing aerospace or equivalent type mechanical system elements within aircraft, spacecraft, or launch vehicles. - Strong mechanical design and integration skills using 3D modeling tools. - Ability to earn trust, maintain positive and professional relationships, and contribute to a culture of inclusion. ## PREFERRED QUALIFICATIONS: - M.S. or PhD in Mechanical or Aerospace Engineering. - Strong thermal analysis skills. - Past design experience in extreme thermal environments. - Familiarity with serial robotic arm operations and design constraints. - Experience in aerospace actuation design. - Experience in formal systems engineering: requirements development, implementation, verification, system integration, qualification and release. - Experience in spacecraft systems design. - Experience in Solidworks. - Experience in structural FEA and CFD using ANSYS, or similar tools. ## PHYSICAL/ENVIRONMENTAL REQUIREMENTS: - Work performed in an environment requiring exposure to fumes, odors, noise, and outdoor conditions. - Physical effort may be required for the handling of supplies or materials (up to 50 lbs unassisted). ICON is an equal opportunity employer committed to fostering an innovative, inclusive, diverse and discrimination-free work environment. Employment with ICON is based on merit, competence, and qualifications. It is our policy to administer all personnel actions, including recruiting, hiring, training, and promoting employees, without regard to race, color, religion, gender, sexual orientation, gender identity, national origin or ancestry, age, disability, marital status, veteran status, or any other legally protected classification in accordance with applicable federal and state laws. Consistent with the obligations of these laws, ICON will make reasonable accommodations for qualified individuals with disabilities. Furthermore, as a federal government contractor, the Company maintains an affirmative action program which furthers its commitment and complies with recordkeeping and reporting requirements under certain federal civil rights laws and regulations, including Executive Order 11246, Section 503 of the Rehabilitation Act of 1973 (as amended) and the Vietnam Era Veterans' Readjustment Assistance Act of 1974 (as amended). Headhunters and recruitment agencies may not submit candidates through this application. ICON does not accept unsolicited headhunter and agency submissions for candidates and will not pay fees to any third-party agency without a prior agreement with ICON. As part of our compliance with these obligations, the Company invites you to voluntarily self-identify as set forth below. Provision of such information is entirely voluntary and a decision to provide or not provide such information will not have any effect on your employment or subject you to any adverse treatment. Any and all information provided will be considered confidential, will be kept separate from your application and/or personnel file, and will only be used in accordance with applicable laws, orders and regulations, including those that require the information to be summarized and reported to the federal government for civil rights enforcement purposes. [Internet Applicant Employment Notices](https://drive.google.com/drive/folders/1KtxCrS8fV9XRApKaXFjKJ5twhzR_MkGE) ## About ICON ## Company Overview - **One-liner**: ICON develops advanced 3D printing robotics, software, and materials to transform construction, tackling the global housing crisis and preparing to build on other worlds. - **Entity Type**: Private (Venture-backed; last known round: Series B in February 2022) - **Headquarters**: Austin, Texas, United States - **Founded**: 2017 - **Founders**: Evan Loomis (Co-Founder) and others; the founding team is not fully detailed in public sources. ## Core Business - **Primary industry/industries**: Construction Technology (PropTech), Robotics, Advanced Materials, Aerospace (Off-Planet R&D) - **Target customers**: B2B (homebuilders, developers, military/defense), B2G (government/MILCON projects), and B2C (homebuyers via partner builders) - **Mission or purpose statement**: To advance humanity by using 3D printing robotics, software, and advanced materials to lower the cost and increase the speed and quality of construction, tackling the global housing crisis and preparing to build on other worlds. ## Products & Services - **Vulcan Construction System**: A large-scale 3D printing robotic system that prints single-story and multi-story concrete homes and structures. Type: Hardware + Software. - **Phoenix Multi-Story Printer**: A newer, radical robotic printer unveiled to enable multi-story construction. Type: Hardware + Software. - **Proprietary Advanced Materials (e.g., Lavacrete)**: A low-carbon, high-strength concrete mix designed specifically for 3D printing. Type: Material. - **Digital Catalog for Residential Architecture**: A catalog of pre-designed, printable home models. Type: Software/Service. - **AI Architect for Home Design**: An AI-powered tool for home design and construction planning. Type: Software. - **Off-Planet R&D**: Research and development of construction systems for use on the Moon and Mars, including work under NASA contracts. Type: R&D Service. ## Market Standing - **Valuation/Market Cap**: Not publicly disclosed (Private company). - **Key Metric**: $564.7M in total funding across 8 rounds. Annual revenue estimated at $18.0M (source: LinkedIn). - **Notable Investors/Partners**: Tiger Global Management (led Series B), Moderne Ventures (led Series A), Oakhouse Partners (led Seed). Partners include NASA, the U.S. Department of Defense, and various homebuilding firms. - **Growth Signals**: Headcount of 228 employees (+10.8% YoY); 42 active job postings (+223.1% YoY); expansion into military construction (MILCON); ongoing development of the Phoenix multi-story printer and Off-Planet systems. ## Competitive Advantages - **Pioneer & First-Mover**: One of the first companies to successfully deploy large-scale 3D printing for livable homes, creating a strong brand and operational track record. - **Vertically Integrated Technology Stack**: Proprietary robotics, software, and materials are all developed in-house, creating a defensible moat and optimized system performance. - **High-Profile Government & Space Contracts**: Partnerships with NASA and the U.S. Department of Defense provide credibility, non-dilutive funding, and a unique market position. - **Mission-Driven Brand**: The dual mission of solving the housing crisis and building on other worlds attracts top talent and media attention. ## Strategic Focus - **Scaling Military & Government Projects (MILCON)**: A major focus is on winning and delivering large-scale construction projects for the U.S. military. - **Multi-Story Construction**: The Phoenix printer represents a key strategic pivot to enable taller, denser buildings, opening up new market segments. - **Commercialization & Replicability**: Moving from R&D and pilot projects to a repeatable, scalable business model that can be deployed globally. - **Off-Planet Systems**: Continued R&D for lunar and Martian construction, maintaining a long-term vision that differentiates the company. ## Why Work Here - **Mission & Impact**: The opportunity to work on cutting-edge technology that directly addresses the global housing crisis and has a tangible, physical impact. The "Earth and beyond" mission is a powerful motivator. - **Hands-On, Cross-Disciplinary Learning**: Employees gain deep, practical experience across robotics, materials science, software, and field operations. Learning is accelerated. - **Comprehensive Benefits**: Includes medical/dental/vision, mental health coverage, "Use What You Need" PTO, generous parental leave, 401K with Roth IRA, and employee stock options. - **Culture**: Described as fast-paced, intense, and driven by a sense of urgency and ownership. Attracts builders, engineers, and operators who want to reinvent an industry. - **Work Policy**: Roles are primarily based in Austin, TX (HQ), with some field positions in Miami, FL. The environment is largely on-site, especially for engineering, operations, and print roles. - **Considerations**: The culture is also noted for high volatility, including a 25% workforce reduction in January 2025. Workload can be intense with long hours, and leadership is described as uneven by some sources. Candidates seeking stability and process maturity may find the environment challenging. [builtin.com](https://builtin.com/company/icon-build/faq/workplace-perception) ## Sources 1. [iconbuild.com](https://www.iconbuild.com/) 2. [iconbuild.com/careers](https://www.iconbuild.com/careers) 3. [job-boards.greenhouse.io/iconcareers](http://job-boards.greenhouse.io/iconcareers) 4. [linkedin.com/company/icon3dtech](https://www.linkedin.com/company/icon3dtech) 5. [builtin.com](https://builtin.com/company/icon-build/faq/workplace-perception) ## Other roles at ICON - [Sr. Associate Business Development Director I](https://feeny.ai/job/sr-associate-business-development-director-i-icon-remote-vcpqcgrabzk4) - [Manager, Payroll Operations](https://feeny.ai/job/manager-payroll-operations-icon-austin-try2rtdrvq4z) — Austin, TX - [Vice President, Construction](https://feeny.ai/job/vice-president-construction-icon-austin-rf958cqx0zm9) — Austin, TX - [Managing, Sustaining Engineering](https://feeny.ai/job/managing-sustaining-engineering-icon-austin-n29dbvx0rx7k) — Austin, TX - [Staff Structural Engineer, Building Product Development](https://feeny.ai/job/staff-structural-engineer-building-product-development-icon-austin-3jh2v646m78h) — Austin, TX - [Senior Safety Partner I, Construction](https://feeny.ai/job/senior-safety-partner-i-construction-icon-austin-zxjgc5de18av) — Austin, TX - [Senior Operations Manager I, ICON Prime](https://feeny.ai/job/senior-operations-manager-i-icon-prime-icon-austin-05fvcjsf7mx3) — Austin, TX - [Manufacturing Engineer](https://feeny.ai/job/manufacturing-engineer-icon-austin-bgk5fzbqxc2z) — Austin, TX - [Planetary Geoscientist II, Off-Planet Systems](https://feeny.ai/job/planetary-geoscientist-ii-off-planet-systems-icon-austin-h5a42s066jsv) — Austin, TX - [Senior Strategic Finance Manager II](https://feeny.ai/job/senior-strategic-finance-manager-ii-icon-austin-ymv2gs7xcx7g) — Austin, TX