--- title: 'Principal Engineer – Structural and Vibration Analyst at Red 6' canonical: 'https://feeny.ai/job/principal-engineer-structural-and-vibration-analyst-red-6-denver-haktcrr262zd' type: 'job' last_seen: '2026-10-14' --- # Principal Engineer – Structural and Vibration Analyst at Red 6 - **Company:** Red 6 - **Location:** Denver, CO - **Compensation:** $170k–$200k - **Employment:** full-time - **Work type:** onsite - **Posted:** 2026-10-05 - **Last confirmed live:** 2026-10-14 - **Apply:** https://jobs.ashbyhq.com/red6/650c66cb-b7ed-49e4-88e7-baeafce0617f/application **Skills:** Structural Analysis, Vibration Analysis, Shock Analysis, CFD Analysis, Finite Element Analysis (FEA), Computer-Aided Design (CAD), ANSYS Workbench, MIL-STD-810, MMPDS, AS9100, Thermal Modeling, Opto-mechanical Systems, Electronic Packaging Design, SolidWorks, CREO, Military Hardware Design, Weight Reduction, Structural Optimization, Aerospace Materials (Adhesives, Composites, Coatings), Environmental Testing Procedures > Lead structural and vibration analysis for advanced aerospace hardware, including military jets and rotary-wing aircraft. The role involves mentoring engineers, conducting CFD and FEA studies, ensuring compliance with military standards, and collaborating with cross-functional teams to develop flight-qualified systems. ## Job description Company Overview Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air combat training. Our primary technology, supporting our ATARS product, enables pilots to simulate the cognitive challenges of flying while accessing realistic, scalable training in dynamic outdoor environments. ## The Role Red 6 Technologies is seeking an experienced Principal Engineer – Structural & Vibration Analyst to conduct detailed analysis of advanced hardware for military jet and rotary-wing aircraft. The ideal candidate will have a strong background in structural and vibration analysis, as well as experience with thermal and CFD modeling, military environmental standards, and opto-mechanical systems. This role provides an opportunity to work on innovative technologies in augmented reality (AR), virtual reality (VR), and advanced optical sensor systems, helping redefine how pilots and warfighters train and operate. ## Key Responsibilities - Lead, grow, and mentor a team of Mechanical Analysis Engineers, provide technical guidance, design leadership, and foster a collaborative and innovative work environment. - Perform detailed structural, vibration, and modal analyses of aerospace hardware to ensure reliability and compliance with design and environmental requirements. - Conduct shock and dynamic analyses, including steady-state and transient vibration regimes. - Conduct CFD analyses to evaluate system performance in highly dynamic fluid flow events. - Develop finite element models and simulations using ANSYS Workbench, verifying analytical results through test data correlation. - Analyze and design electronic packaging and structural components for extreme operational conditions. - Work closely with Mechanical, Optical, Electrical, Product, and Systems Engineering teams to develop integrated, flight-qualified hardware. - Ensure compliance with relevant military and aerospace standards, including MIL-STD-810, MIL-STD-516, AS9100, and MMPDS specifications. - Support environmental test procedure development and assist in the execution and oversight of testing programs. - Participate in design reviews, documentation generation, and technical reporting for internal and customer stakeholders. Required Qualifications - Bachelor of Science in Mechanical, Aerospace, or Civil Engineering. - Strong leadership skills with a proven track record of successful team leadership, team building and project leadership. - 10+ years of experience in stress and structural analysis for aerospace or military systems. - 10+ years of experience using Finite Element Analysis (FEA) and Computer-Aided Design (CAD) software. - Proven experience in vibration and shock analyses, including steady-state and transient regimes. - Experience with electronic packaging and structural integrity assessment for aerospace applications. - Proven experience maintaining industrial design intent; ensuring that structural and thermal solutions align with aesthetic goals, user experience requirements, and product brand identity. - Proficiency in CAD software (CREO or SolidWorks Preferred) and other relevant engineering tools. - Hands-on experience applying MIL-STD-810 and similar environmental test method standards. - Familiarity with material, design, process, and quality specifications such as MMPDS and AS9100. - Strong communication skills and ability to document and present technical findings effectively. - Must be able to commute or move to Louisville, Colorado. On-site work required (relocation negotiable). - Qualified candidate must have the ability to obtain a security clearance. This requires U.S. Citizenship. ## Preferred Qualifications - Master of Science in Mechanical or Aerospace Engineering. - Experience in the design and analysis of military hardware for airborne or defense platforms. - Experience designing and analyzing for weight reduction and structural optimization a plus. - Proficiency in ANSYS Workbench for structural, modal, and thermal analyses. - Familiarity with aerospace and optical materials, including adhesives, composites, and coatings. - Experience developing environmental testing procedures and overseeing qualification tests. - Working knowledge of military airborne platforms and environmental operating conditions. - Experience with AR/VR systems, optical sensors, and precision opto-mechanical alignment. Estimated Base Salary Range: $170,000-$200,000 dependent on skills and experience Full-Time Employee Benefits - Healthcare, Dental, and Vision (100% coverage for Employees) - Paid time off, including vacation, sick, paid holidays, and parental leave - Short and Long-Term Disability - Flexible Spending Account (FSA) - 401(k) Retirement Plan - Voluntary Worksite Benefits (Accident, Critical Illness, and Hospital Indemnity) - May be eligible for a discretionary annual bonus based on individual and company performance, subject to plan terms. Note Red 6 reserves the right to change its current benefits program at any time, in a manner that is consistent with applicable federal and state regulations. This job description is not a contract and confers no contractual rights, privileges, or benefits on any applicant or potential applicant. Red 6 has the right to change any and all terms of this job description, including, but not limited to, job responsibilities, qualifications, and benefits. Nothing in this job description constitutes an offer or guarantee of employment. Red Six Aerospace, Inc, is an Equal Opportunity Employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law. California: https://www.caljobs.ca.gov/vosnet/Default.aspx Colorado: https://www.connectingcolorado.com/ Florida: https://www.employflorida.com/vosnet/Default.aspx Under the California Consumer Privacy Act (“CCPA”), Red 6 Aerospace, Inc. operating company you are applying to work for (hereinafter, “we”, “our”, or “us”) may collect personal information and use it for certain business purposes as described below in this Job Applicant and Employee Privacy Notice. We are required to disclose the following information to California “consumers” regarding our collection of their personal information. Under the CCPA, “consumers” means California residents, including job applicants, employees, or contractors of a business. [Candidate Privacy Notice](https://acrobat.adobe.com/id/urn:aaid:sc:VA6C2:a94896ca-279e-421c-a4eb-8c50a46fcbf4) ## About Red 6 ## Company Overview - **One-liner**: Red 6 develops a revolutionary outdoor augmented reality system for military flight training, enabling pilots to see and interact with synthetic threats in real-world environments at high speeds. - **Entity Type**: Private (Series B, last round in 2022; $111.3M total funding) - **Headquarters**: Orlando, Florida, United States - **Founded**: 2018 - **Founders**: Daniel Robinson (CEO/Founder) and Jeremy Stovall (CPO/Founder) ## Core Business - **Primary industries**: Defense and Space Manufacturing; Military Flight Training; Augmented Reality Hardware/Software - **Target customers**: Government defense agencies (U.S. Air Force, Royal Air Force, NATO), prime defense contractors (Lockheed Martin, SNC, Northrop Grumman), and allied air forces. - **Mission or purpose statement**: “Create adaptive, immersive, simulated environments, outdoors to solve a national security problem threatening the readiness of warfighters; a chronic lack of relevant, affordable training delivered at scale and frequency.” (from team page) ## Products & Services - **Advanced Tactical Augmented Reality System (ATARS)**: A platform that generates fully immersive, data-driven, AI-enabled 3D synthetic training worlds outdoors. ATARS uses extremely low-latency, waveform-agnostic protocols to enable multi-player AR experiences at high speeds. It is designed to work with fighter jets, collaborative combat aircraft (CCA), and ground systems. - **EVE Headset (Enhanced Visual Environment)**: A wearable AR headset purpose-built for outdoor, high-speed environments. It offers 18,000 nits brightness (usable in full daylight), a wide field of view, low latency (~10 ms), and high optical efficiency. The headset enables pilots to see virtual assets overlaid on the real world while maneuvering. ## Market Standing - **Valuation/Market Cap**: Not disclosed - **Key Metric**: Annual Revenue $15M (LinkedIn estimate) | Total Funding $111.3M as of 2026 - **Notable Investors/Partners**: Lockheed Martin Ventures (lead), Disney Accelerator, SNC (Sierra Nevada Corporation), Palantir Technologies, AERALIS, and the U.K. Royal Air Force. - **Growth Signals**: Headcount grew 50.4% YoY to 139 employees (2026). Active job postings (12 positions as of mid-2026). Secured a U.S. Air Force contract to revolutionize F-16 pilot training with ATARS (Aug 2025). Signed strategic partnership with SNC to transform military flight training (Jul 2025). RAF Hawk jets successfully trialed Red 6 AR technology (2024–2025). Expansion into Denver and Santa Monica offices. ## Competitive Advantages - **First-mover in outdoor airborne AR**: No other company has demonstrated an augmented reality system that works reliably in full daylight, at high speeds, and in dynamic outdoor environments. - **Deep domain expertise**: Founded by a former RAF pilot and augmented reality veterans; leadership includes retired USAF Major General, former Lockheed Martin/Sierra Space executives, and F-22/F-35 instructors. - **Low-latency, waveform-agnostic architecture**: ATARS can run on existing military networks without requiring new hardware, enabling rapid integration with current aircraft. - **Strong government and prime contractor partnerships**: Direct contracts with U.S. Air Force and RAF, plus strategic alliances with Lockheed Martin, SNC, Palantir, and Northrop Grumman. ## Strategic Focus - **Scaling ATARS across multiple platforms**: Expanding from fighter jets (F-16, Hawk) to include collaborative combat aircraft (CCA) and ground-based training. - **International expansion**: Deepening presence in the United Kingdom (subsidiary in UK, trials with RAF) and pursuing NATO allies. - **Integration with AI and data analytics**: Partnering with Palantir to leverage ontology software for real-time data fusion and readiness measurement. - **Contract growth**: Targeting larger production contracts and multi-year programs as ATARS moves from prototype to operational deployment. ## Why Work Here - **Culture**: Described as “an agile startup changing the way the world engages with digital information.” Emphasis on impact (every employee closely involved with tech), autonomy (trusted contributor from Day 1), and community (unique team sharing a common mission). - **Locations**: Three primary offices – Santa Monica, CA; Denver, CO (Louisville); and Orlando, FL (HQ). Roles are likely on-site given the hardware/defense nature. - **Work environment**: Fast iteration cycles (concept to flying prototype in days), collaboration with veterans and top aerospace engineers. Typical startup perks are not explicitly listed but the reviews on LinkedIn give a 4.2/5 rating (25 reviews) with high marks for Culture (4.3) and Work-Life (4.2). - **Engineering culture**: Heavy technical focus – 37% of employees work in technical roles, tech stack includes Unreal Engine, Python, Docker, TypeScript, JavaScript, Altium, NetSuite, Confluence. Cross-functional teams include optics, systems engineering, mechanical engineering, and software. ## Sources 1. [red6ar.com – Company home and team page](https://red6ar.com) 2. [red6ar.com – ATARS product page](https://red6ar.com/atars/) 3. [red6ar.com – Careers page](https://red6ar.com/careers/) 4. [linkedin.com – Red 6 company profile](https://www.linkedin.com/company/red6) 5. [prnewswire.co.uk – US Air Force contract announcement](https://prnewswire.co.uk) 6. [washingtontechnology.com – Northrop autonomous flight cohort](https://washingtontechnology.com) 7. [prnewswire.co.uk – SNC partnership](https://prnewswire.co.uk) ## Other roles at Red 6 - [Senior Program Manager](https://feeny.ai/job/senior-program-manager-red-6-denver-cx5hah7g723a) — Denver, CO - [Director of Optics](https://feeny.ai/job/director-of-optics-red-6-santa-monica-nq82jvhc2qf2) — Santa Monica, CA - [Capture Manager](https://feeny.ai/job/capture-manager-red-6-remote-6wqknzrtxkrx) - [Manufacturing Production and Test Technican](https://feeny.ai/job/manufacturing-production-and-test-technican-red-6-denver-jpjw31zzhz0h) — Denver, CO - [Chief Engineer](https://feeny.ai/job/chief-engineer-red-6-denver-fq4d8w6reb5w) — Denver, CO - [Principal Electrical Engineer](https://feeny.ai/job/principal-electrical-engineer-red-6-denver-p53n52z074b8) — Denver, CO - [Program Planner](https://feeny.ai/job/program-planner-red-6-denver-bygk5pd6mvh7) — Denver, CO - [Mechanical Engineer II](https://feeny.ai/job/mechanical-engineer-ii-red-6-denver-wdq2zte8f7ba) — Denver, CO - [Staff Software Architect](https://feeny.ai/job/staff-software-architect-red-6-santa-monica-xnzrjagdd9sf) — Santa Monica, CA - [Principal Systems Engineer](https://feeny.ai/job/principal-systems-engineer-red-6-denver-yxyak7ns926c) — Denver, CO