Principal Automation Engineer, Controls

Huntington Beach, CA

About the role

<div class="content-intro"><h1 data-pm-slice="1 1 []"><strong>About Mach Industries</strong></h1> <p>Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition.</p> <p>Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security.</p></div><h1 data-pm-slice="0 0 []"><strong>

The Role</strong></h1> <p>Mach Industries is seeking a Principal Automation Engineer, Controls to own the architecture, development, and deployment of our factory controls platform.</p> <p>You will establish Beckhoff TwinCAT as Mach's standardized controls platform, personally develop automation equipment for pilot production lines, and scale those architectures through external systems integrators executing $20M+ capital equipment programs.</p> <p>This is a hands-on technical leadership role. You will be expected to move between defining controls architecture and standards, writing and debugging production code, reviewing integrator designs, commissioning equipment on the factory floor, and solving problems during production ramp.</p> <p>Your ownership extends from initial controls architecture through FAT, installation, commissioning, and Run at Rate.</p> <h1><strong>Key

Responsibilities</strong></h1> <ul> <li>Own Mach's factory controls architecture and technical roadmap, standardized around Beckhoff TwinCAT.</li> <li>Define standards for PLC software, Beckhoff IPCs, EtherCAT I/O, motion control, industrial networks, machine safety, diagnostics, and factory interfaces.</li> <li>Develop reusable TwinCAT software libraries, machine state models, fault handling, recovery strategies, and programming standards.</li> <li>Own controls and functional-safety architecture, including safety PLCs, safe motion, interlocks, guarding, emergency stops, and safety validation.</li> <li>Personally design, program, integrate, and commission automation equipment for pilot manufacturing lines.</li> <li>Translate successful pilot architectures into scalable equipment standards and specifications for production systems.</li> <li>Develop controls

requirements, Statements of Work, design standards, and acceptance criteria for externally integrated equipment.</li> <li>Serve as the controls technical lead for systems integrators executing $20M+ automation programs.</li> <li>Lead technical design reviews across electrical systems, PLC software, robotics, motion, networking, machine safety, and factory interfaces.</li> <li>Lead controls execution through FAT, SAT, installation, commissioning, and production launch.</li> <li>Troubleshoot complex interactions between PLCs, robotics, motion systems, machine vision, instrumentation, safety systems, and factory software.</li> <li>Optimize machine sequences, cycle time, fault recovery, reliability, and OEE during production ramp.</li> <li>Maintain technical ownership until manufacturing systems achieve defined Run at Rate and production-readiness milestones.</li> <li>Mentor automation engineers and establish controls engineering best practices across Mach.</li> </ul> <h1><strong>Required

Qualifications </strong></h1> <ul> <li>Bachelor's degree in Electrical Engineering, Controls Engineering, Mechatronics, Mechanical Engineering, Computer Engineering, or a related discipline.</li> <li>8+ years of experience developing industrial automation, controls, or complex electromechanical systems.</li> <li>Strong PLC programming experience and the ability to personally develop and debug production controls software.</li> <li>Demonstrated ownership of controls architecture for complex automated equipment or manufacturing systems.</li> <li>Experience taking automated equipment from design through integration, commissioning, and production.</li> <li>Experience designing or implementing machine-safety and functional-safety systems.</li> <li>Experience working directly with systems integrators, equipment OEMs, or automation suppliers.</li> <li>Strong understanding of industrial networks, distributed I/O, motion control, instrumentation, robotics, and machine integration.</li> <li>Demonstrated ability to independently troubleshoot complex equipment in a production environment.</li> </ul> <h1><strong>Preferred

Qualifications </strong></h1> <ul> <li>Experience with Beckhoff TwinCAT 3, particularly IEC 61131-3 Structured Text.</li> <li>Experience with Beckhoff IPCs, EtherCAT, TwinSAFE, distributed I/O, and servo motion.</li> <li>Experience developing reusable PLC software libraries or standardized controls architectures deployed across multiple machines.</li> <li>Experience serving as a controls technical lead for large, multi-machine automation or capital equipment programs.</li> <li>Experience with industrial robotics, machine vision, automated test systems, and advanced motion control.</li> <li>Experience integrating controls systems with SCADA, MES, historians, traceability, or factory data infrastructure.</li> <li>Familiarity with OPC UA, MQTT, or other machine-to-software communication architectures.</li> <li>Working knowledge of functional and machine-safety standards including ISO 13849, IEC 62061, IEC 61508, NFPA 79, and NFPA 70.</li> <li>Experience in aerospace, defense, automotive, semiconductor, battery, chemical processing, or similarly demanding manufacturing environments.</li> </ul> <h1><strong>Additional

Requirements</strong></h1> <div> <ul> <li>Available to work extended hours and weekends as needed</li> </ul> </div> <div> <h1><strong>ITAR

Requirements</strong></h1> <p>To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR <a href="https://www.pmddtc.state.gov/?id=ddtc_kb_article_page&sys_id=24d528fddbfc930044f9ff621f961987">here</a>.  </p> </div><div class="content-pay-transparency"><div class="pay-input"><div class="title">Principal Engineer</div><div class="pay-range"><span>$195,000</span><span class="divider">—</span><span>$225,000 USD</span></div></div></div><div class="content-conclusion"><p data-pm-slice="0 0 []">At Mach, we believe that

compensation is more than just a paycheck. It's a comprehensive package designed to reward the time, skills, and expertise you bring to our team. We are committed to offering competitive

compensation that is equitable, transparent, and aligned with market trends.</p> <p>Key Elements of Our

Compensation Philosophy:</p> <ul> <li><strong>Competitive Salaries</strong>: We continuously research market rates to ensure our salaries are competitive with those in our industry and geographic location.</li> <li><strong>Performance-Based Incentives</strong>: Our

bonus structure is tied to both individual and company performance, creating a win-win scenario that motivates our team members to excel.</li> <li><strong>Equity Participation</strong>: We offer stock options or equity to employees, ensuring that you share in the success and growth of the company.</li> <li><strong>Benefit Packages</strong>: Our

benefits include healthcare, dental and vision plans, retirement savings, and paid time off, because we understand that your well-being extends beyond the office.</li> <li><strong>Professional Development</strong>: We allocate funds for continuing education, training, and career growth.</li> <li><strong>Transparency</strong>: We are committed to openness about our

compensation tiers and how decisions are made, ensuring trust and mutual respect.</li> </ul> <p>By joining Mach, you’re not just accepting a job—you’re becoming a key part of a team that values your contributions and invests in your growth. Together, we aim to create a rewarding environment that sets the stage for long-term success.</p> <p data-pm-slice="1 1 []"><strong>Data Privacy</strong><br>To view Mach Industries candidate data privacy policy, please visit <a href="https://machindustries.com/privacy-policy" target="_blank">https://machindustries.com/privacy-policy</a>.</p> <p data-pm-slice="1 1 []"><strong>Disclosures</strong></p> <p>This position may require access to information protected under U.S. export control laws and regulations, including the Export Administration Regulations (EAR) and the International Traffic in Arms Regulations (ITAR).  Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license.</p> <p>Mach participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.</p> <p>The salary range for this role is an estimate based on a wide range of

compensation factors, inclusive of base salary only. Actual salary offers may vary based on (but not limited to) work experience, education and training, critical skills, and business considerations. Highly competitive equity grants are included in most offers and are considered part of Mach’s total

compensation package. Mach offers

benefits such as health insurance, retirement plans, and opportunities for professional development.</p> <p>Mach is an equal opportunity employer committed to creating a diverse and inclusive workplace. All qualified applicants will be treated with respect and receive equal consideration for employment without regard to race, color, creed, religion, sex, gender identity, sexual orientation, national origin, disability, uniform service, Veteran status, age, or any other protected characteristic per federal, state, or local law, including those with a criminal history, in a manner consistent with the

requirements of applicable state and local laws. If you’d like to defend the American way of life, please reach out!</p></div>

About Mach Industries

Mach Industries is a defense manufacturing company building advanced unmanned systems and defense infrastructure for the modern era. The company develops products including VTOL strike aircraft, long-range munitions, and high-altitude pseudo-satellite platforms, with a vertically integrated and distributed manufacturing model designed for supply chain resilience. Its customers include the U.S. Army, U.S. Air Force, and U.S. Special Operations Command.

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Job details

Salary

$195,000 - $225,000

Location

Huntington Beach, CA

Company

NameMach Industries
IndustryAerospace
Team Size3

Funding

Total raised

$185M

Last stage

Growth

Investors

Khosla Ventures
BBedrock Capital
Sequoia Capital
DDCVC
MMarque Ventures

Founders

ET

Ethan Thornton

Founder and CEO

What happens next.

No applications, no recruiter spam. Just the intro.

01

Confirm the fit

A few questions to make sure this role is the right shape for you. Two minutes.

02

I pitch you to the company

I write the intro, send it to the founder, and handle the back-and-forth.

03

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.