Monarch Quantum

Designs and manufactures quantum photonic subsystems

Senior Project Engineer Product Integration

Hardware Systems IntegrationConfirmed live in the last 24 hours

Full-timeSan Diego, CA, USAIn-person

About the Job

Requirements

A bachelor's degree in an engineering field.
A minimum of 5 years of relevant experience in hardware project engineering or hardware engineering product management.
A proven record of successfully leading a hardware development project using a structured development process.
Understanding of electromechanical system design, including power distribution, active cooling, and mechanical robustness.
Ability to execute projects independently or in partnership with third-party contract manufacturers.
The applicant must be a U.S. person as defined by 8 U.S.C. § 1324b(a)(3), because the position requires access to export-controlled information.
Comfort operating in an evolving environment with changing priorities.
Motivation to build new capabilities and infrastructure from the ground up.
Willingness to take ownership across multiple technical domains.
A hands-on, resourceful approach with a strong bias toward execution.

Responsibilities

Lead cross-functional rack integration efforts across mechanical, electrical, optical, software, and firmware engineering teams, driving the schedule toward delivery of integrated server racks housing productized photonics hardware.
Lead planning and execution of development activities within the Reliability Engineering and Product team, with responsibility for project scope, schedule, and budget.
Translate customer usability, reliability, and maintainability requirements into engineering design requirements for photonics light engine rack designs, working across customer teams, internal engineering teams, and vendors to execute complex engineering projects.
Manage matrixed technical teams and vendors through schedule bottlenecks, uncertainty, lack of information, and sudden changes, while protecting team focus and productivity.
Provide technical, logistical, and problem-solving leadership; develop and employ engineering best practices; anticipate risks and opportunities; and manage them through projects.
Execute projects according to internally and customer-defined processes, reaching, documenting, and defending project milestones, including requirement, design, and test readiness reviews, integration and test events, test reports, installation, and support activities.

Desired Qualifications

Experience in a hardware development startup environment.
Experience with server rack development.
Experience in laser system development.

Senior Project Engineer Product Integration

Monarch Quantum · San Diego, United States · Full-time · Posted 2026-07-23

Salary: USD 125,000–175,000

Workplace: on_site

Department: Process Engineering

Description

Join our fast-paced and passionate team as a Senior Project Engineer Product Integration. As we scale, you will be instrumental in building our foundation from the ground up. This is a dynamic, hands-on role for a self-starter who thrives in a fluid startup environment. You'll have the opportunity to work on cutting edge technologies, work closely with leadership, and develop and implement engineering practices that support our mission and growth. This role sits on the Reliability Engineering and Product team. Your key responsibilities are as follows:

Leads cross-functional rack integration efforts across mechanical, electrical, optical, software, and firmware engineering teams. Drives schedule towards delivery of integrated server racks that house productized photonics hardware.
Leads planning and execution of development activities within the Reliability Engineering and Product team, responsible for project scope, schedule and budget.
Translates customer usability, reliability, and maintainability requirements into engineering design requirements for Monarch Quantum’s photonics light engine rack designs. Works closely across customer teams, internal engineering teams, and vendors to see through execution of complex engineering projects.
Manages matrixed technical team and vendors through schedule bottlenecks, uncertainty, lack of information and sudden changes, while screening team from external turbulence and assuring productivity and focus on success.
Provides technical, logistical and problem-solving leadership, develops and employs best engineering practices. Anticipates risks and identifies opportunities, then manages both through the projects.
Responsible for project execution per internally and customer defined processes, reaching, documenting and defending project milestones: requirement, design and test readiness reviews, integration and test events, test reports, installation and support activities.

Requirements

This position requires access to export-controlled information. Employment is contingent upon the applicant being a U.S. person as defined by 8 U.S.C. § 1324b(a)(3).

Experience:

A bachelor’s degree in an engineering field.
Minimum of 5 years of relevant experience in hardware project engineering or hardware engineering product management.
Experience in a hardware development startup environment is a plus.
Experience with server rack development is a plus.
Experience in laser system development is a plus.

Skills:

Proven record of successfully leading a hardware development project using structured development process.
Understanding of electromechanical system design (power distribution, active cooling, mechanical robustness, etc.)
Ability to execute projects independently or in partnership with third party contract manufacturers.

Startup Mindset:

Comfortable operating in an evolving environment with changing priorities
Motivated by building new capabilities and infrastructure from the ground up
Willing to take ownership across multiple technical domains
Hands-on and resourceful, with a strong bias toward execution

Benefits

The expected annual salary range for this position is $125,000-$175,000.

As a full-time employee, you will be eligible for Monarch’s comprehensive benefits package, which includes:

Medical, Dental, and Vision insurance
Fidelity 401(k) plan with 4% employer matching
20 paid time off (PTO) days per year
13 paid company holidays
9/80 work schedule (every other Friday off)

Monarch Quantum is proud to be an equal opportunity employer and does not discriminate on the basis of race, color, citizenship status, national origin, ancestry, sex, sexual orientation, age, religion, creed, physical or mental disability, medical condition, marital status, veteran status or any other characteristics protected under applicable federal, state and local laws.

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About the Company

Monarch Quantum

Designs and manufactures quantum photonic subsystems

Monarch Quantum designs and manufactures Quantum Light Engines, integrated photonic subsystems that replace large laser systems with compact, factory-aligned modules. These modules handle state preparation, cooling, trapping, manipulation, and coherent control to prepare and measure quantum states for computing, sensing, and communications. They operate with a vertically integrated model in San Diego, combining in-house systems engineering, hybrid optical packaging, robotic assembly, and AI-driven manufacturing to enable design-to-volume production under one roof, reducing size, complexity, and integration risk. The company differentiates itself by offering ready-to-integrate modular photonic subsystems for architectures such as trapped-ion, neutral-atom, and photonics-based platforms, targeting hardware developers, system integrators, and OEMs to streamline quantum hardware development and scaling.

Company size: 51-200
Company stage: Early VC
Total funding: $55M
Headquarters: San Diego, CA
Founded: 2025

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