hirly

Rocket Lab

Optical Engineer I

Toronto, CAN

See how you match this job — and similar ones. Free.

Upload your resume and hirly scores it against this role at Rocket Lab first, then against similar open jobs, and shows where you fit and why.

PDF or DOCX, up to 12MB. No sign-up to see your matches.

Get past the screening software and onto a recruiter's desk

hirly rewrites your resume for this job — matching the keywords and skills in the posting, moving your most relevant experience to the top, and writing a cover letter to fit. About 30 seconds.

  • Keywords matched to this posting
  • Fit score before you apply
  • Cover letter included
Tailor my resume for this job →

Apply from your AI assistant

Connect hirly to Claude and ask it to apply to this job. hirly tailors your resume, fills the employer’s form and asks before sending. ChatGPT: manual setup today.

Some employer sites stop an application at a CAPTCHA or sign-in and hand it back with a link. Applying needs a paid plan. Works with any assistant that supports MCP.

hirly's read of this role

Seniority
Mid level
Stated salary
C$81,000 – C$113,000 per year
Country
CA
Work mode
On-site / unstated
First seen by hirly
14 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

ABOUT ROCKET LAB

Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us.

SPACE SYSTEMS

At Rocket Lab, we’re not just launching rockets — we're building the future of space. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.

Our Space Systems team has enabled more than 1,700 missions, ranging from interplanetary exploration, in-space manufacturing to national security and defense initiatives. The team has built spacecraft, payloads, and components for missions to the Moon and Mars, working with partners including NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a single high-performance spacecraft, constellation, or the vertically integrated components that help them get to space — our world class Space Systems team is empowering some of the boldest and most ambitious space missions

OPTICAL ENGINEER I

Based out of Rocket Lab's site Sinclair Interplanetary in Toronto, Ontario, Canada, the Optical Engineer II reports to the optical lead and is responsible for supporting development and maintenance of star tracker products.

WHAT YOU’LL GET TO DO:

Undertake design, analysis and test to develop new star tracker products and maintain existing products

Develop, integrate and commission test setups for star tracker production, and research & development

Complete data collection and analysis to quantify part level and unit level performance

Support the quality team as needed for root cause analysis and disposition of non-conformances

Support the production team as needed to complete assembly, integration and test of star tracker products

Support the business development team in responding to customer inquiries

YOU’LL BRING THESE QUALIFICATIONS:

Bachelor’s degree in science or engineering

Experience in mechanical engineering or related field

Experience designing, developing, or testing optical systems

THESE QUALIFICATIONS WOULD BE NICE TO HAVE:

2+ years of experience in mechanical engineering or related field

2+ years of experience designing, developing, or testing optical systems

Master’s degree in physics or aerospace engineering

Experience with optical design and Zemax OpticStudio

Familiarity with optomechanical design and sourcing/selection of optomechanical components

Familiarity with spacecraft system design and the space environment

Familiarity with lens manufacture and assembly

Familiarity with stray light analysis and stray light mitigation techniques

Excellent written and verbal communications skills

Exceptional problem-solving skills

Experience with data analysis, visualization and interpretation using Python or Matlab

Experience with source control technologies like GIT or SVN

Experience with embedded microcontroller development in C

This position may require prolonged periods of sitting, standing, walking, computer work, and occasional exposure to moderate levels of noise, dust, and fumes in production areas.

Anticipated annual equity grant value is designed around function, level, experience, and other factors; realized value depends on vesting and stock-price performance.

Join one of the world's fastest-growing space companies and own a piece of it. In addition to competitive base pay, you'll receive company stock as part of your total compensation package , giving you a direct stake in our success. As we expand to new launch sites, groundbreaking missions, and global markets, your ownership has the opportunity to grow alongside the company.

Our comprehensive benefits package includes our industry-leading Employee Stock Purchase Program (with a 15% discount on company stock), medical, dental, and vision insurance coverage; RRSP retirement plan options; paid vacation, holidays, and sick leave; paid parental leave; and other discounts and perks.

The expected salary range for the position is displayed in accordance with the Ontario Pay Transparency Act. Level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience.

Total Compensation (base and equity)

$108,000 — $113,000 CAD

Base Salary

$81,000 — $102,000 CAD

WHAT TO EXPECT

We’re on a mission to unlock the potential of space to improve life on Earth, but that’s not an easy task. It takes hard work, determination, relentless innovation, teamwork, grit, and an unwavering commitment to achieving what others often deem impossible. Our people out-think, out-work, and out-pace. We pride ourselves on having each other’s backs, checking our egos at the door, and rolling up our sleeves on all tasks big and small. We thrive under pressure, work to tight deadlines, and our focus is always on how we can deliver, rather than dwelling on the challenges that stand in the way.

Important information:

FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY:

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here .

Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at [email protected]. This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days.

FOR CANDIDATES SEEKING TO WORK IN NEW ZEALAND OFFICES ONLY:

For security reasons, background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations.

Under these Regulations, you may be ineligible for this role if you do not hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union, or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.

Original posting on Rocket Lab's site ↗

Listed on hirly, a job board. hirly is not the employer: Rocket Lab is hiring for this role.

Browse similar roles

Want this one?

Upload your resume and hirly rewrites it for this job and writes the cover letter — in about thirty seconds, before you sign up.

Tailor my resume for this job