Lightmatter is Hiring a Principal Laser Systems Control Engineer Near Boston, MA
Lightmatter builds chips for artificial intelligence computing that leverage unique properties of light for efficient computing and communications. If you're a collaborative engineer or scientist who has a passion for innovation, solving challenging technical problems, and doing impactful work like building the world's first photonics-accelerated computers, consider joining the team at Lightmatter! We are hiring a Laser Systems Control Engineer to join our team. In this role, you will be responsible for bringup, configuration, and stabilization of multiwavelength laser systems for datacenter AI communications. You will collaborate closely with a cross-functional team including, photonics, packaging, analog/digital design, and software engineers, to design and implement control algorithms that ensure the laser solution meets stability, power, and performance specifications across all operating conditions. Join a tight-knit team where each individual's contributions directly influence the company's and product's success. You'll have the opportunity to build innovative laser solutions from the ground up and tackle groundbreaking challenges. Work with people who love to build and thrive in diverse technical environments where great ideas are prioritized. Responsibilities:
Design control algorithms for laser power and wavelength stabilization across various thermal environments and product life cycles for Lightmatter's laser modules.
Actively coordinate with engineers and architects across various disciplines/teams, such as Lightmatter's Passage SOC, photonic systems design, thermal engineering, packaging, analog design, and software engineering, to meet power consumption, performance, and production requirements
Architect optical components (integrated and bulk optics) such as filters for multiplexing, demultiplexing purposes, and either design these devices or work with photonics engineers to implement the designs
Coordinate with the test and validation team on calibration routines for packaging and assembly.
Deliver laser module datasheet documentation related to laser power management, supply noise requirements, stability, and control
Support design failure mode and error analysis for each laser solution
Select and/or codesign with vendors an appropriate PMIC approach to drive and control highly integrated multi-wavelength laser modules in a data center environment
Prototype control algorithms in simulation and in a laboratory environment to assess performance against manufacturing variations and external aggressors
Requirements
M.S. or PhD in Photonics, Electrical Engineering, Software Engineering, or a related field
Experience developing laser stabilization and control architectures
Experience in conveying complex technical concepts to both technical and non-technical stakeholders, ensuring clear communication and alignment across teams
Preferred Qualifications:
Hands-on experience testing control algorithms on prototype samples and EVKs
Experience in product development for high volume applications
Experience in silicon photonics with design for manufacturing and reliability
Knowledge of signal processing and digital control
Willing and able to learn quickly, with a self-starter mindset and a 'no task is too big or too small' attitude
Excellent written and verbal communication skills
Benefits
Comprehensive Health Care Plan (Medical, Dental & Vision)
401k matching
Life Insurance (Basic, Voluntary & AD&D)
Generous Time Off (Vacation, Sick & Public Holidays)
Paid Family Leave
Short Term & Long Term Disability
Training & Development
Flexible, hybrid workplace model
Stock Option Plan
We offer competitive compensation. The base salary range for this role, inclusive of all US locations, is $200,000- $250,000. Your base salary will be determined based on location, experience, educational background, and market data. Lightmatter recruits, employs, trains, compensates, and promotes regardless of race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law.