Principal Software Engineer

Location

Huntington Beach;
San Francisco

Full time

On‑site

Engineering Software

• Principal Software Engineer $220K – $265K Offers Equity

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.

Key Elements of Our Compensation Philosophy:

Competitive Salaries
:
We continuously research market rates to ensure our salaries are competitive with those in our industry and geographic location.

Performance-Based Incentives
:
Our bonus structure is tied to both individual and company performance, creating a win‑win scenario that motivates our team members to excel.

Equity Participation
:
We offer stock options or equity to employees, ensuring that you share in the success and growth of the company.

Benefit Packages
:
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.

Professional Development
:
We allocate funds for continuing education, training, and career growth.

Transparency
:
We are committed to openness about our compensation tiers and how decisions are made, ensuring trust and mutual respect.

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.

Founded in 2022,
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 220 employees
, we operate with startup agility and ambition.

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.

The Principal Software Engineer will play a pivotal leadership role in developing and advancing our autonomous defense systems. You will drive the architecture, design, implementation, and optimization of mission‑critical software, with deep focus on real‑time performance, reliability, security, and scalability. This senior position demands exceptional technical expertise, strategic thinking, and strong ownership as you lead complex initiatives across the full software stack – from low‑level firmware to high‑level mission systems – in a fast‑paced, high‑stakes environment.

• Lead the design, development, testing, and maintenance of software for autonomous defense platforms, ensuring world‑class performance, reliability, and security.
• Architect and implement high‑performance, well‑tested systems in C++, Rust, Python, or C, setting technical direction for real‑time and embedded applications.
• Define and own end‑to‑end software architecture, spanning low‑level firmware through high‑level mission software and edge computing solutions.
• Collaborate closely with embedded engineers, GNC specialists, systems engineers, and cross‑functional teams to deliver seamless hardware‑software integration and system‑level optimization.
• Drive performance optimization initiatives for real‑time execution, low‑latency operation, and efficient resource utilization on embedded platforms and edge systems.
• Establish and enforce secure coding practices and architectures that meet or exceed defense cybersecurity standards and protect against advanced threats.
• Champion Dev Ops practices, CI/CD pipelines, automated testing frameworks, and infrastructure‑as‑code to enable rapid, reliable software delivery.
• Troubleshoot and resolve the most complex software and system‑level issues, ensuring…