Senior Mechanical Design Engineer

siphox Health; Burlington (MA); On-site; USD 100,000 - 200,000; Full time

Benefits offered by this job

401K

Health Insurance

Dental Insurance

Vision Insurance

Health Savings Account

Health Flexible Savings Account

Dependent Care Flexible SavingsAccount

Life Insurance

Paid Time Off

Parental Leave

Long Term Disability

Equity

Gym Membership

Job summary

SiPhox Health in Burlington, MA is seeking a Senior Mechanical Design Engineer to own key subsystems of our home diagnostics platform. You will design and iterate hardware, ensure manufacturability at scale, and work closely with production teams.

The role requires 3+ years in mechanical design, expertise with injection molding, MCAD tools like SolidWorks or OnShape, and a track record of solving complex design challenges in medical device contexts.

Qualifications

• 3+ years of experience in mechanical design engineering.
• Experience with injection molding design and high-volume production.
• Familiarity with ASME Y14.5 or ISO 8015 standards.
• Ability to design for manufacturability and assembly.

Responsibilities

• Lead mechanical designs for defined subsystems of medical and diagnostic devices, ensuring functionality, reliability, and manufacturability
• Design and review parts and assemblies optimized for high-volume injection molding and automated assembly methods
• Apply rapid prototyping techniques to accelerate product development and iteration, with minimal guidance
• Plan and execute engineering tests to validate designs and improve performance
• Create and review detailed design specifications, including 3D and 2D MCAD models following ASME Y14.5 or ISO 8015 standards
• Closely collaborate with cross-functional teams, including manufacturing engineers and scientists, often owning the mechanical side of complex technical challenges
• Lead root cause analysis and drive design or process changes to enhance product quality and performance
• Own system design, system and sub-system requirements and verification plans for your subsystems
• Mentor Mechanical Design Engineers on MCAD practices, DFM/DFA, and design-verification approach
• Review other engineers' designs and drawings for manufacturability and compliance with design standards
• Take a leading role in supplier and vendor conversations for the components/subsystems you own

Skills

CAD Design

Tools

SolidWorks

OnShape

Job description

SiPhox Health

At-Home health monitoring with silicon photonic chips for data centers

Senior Mechanical Design Engineer

$100K - $200K Burlington, MA, US

Job type: Full-time

Role: Engineering, Mechanical

Experience: 3+ years

Visa: US citizen/visa only

Skills: CAD Design

About the role

About us

SiPhox Health is building a first-of-its-kind consumer diagnostics platform that brings complex biochemical analyses into the home through integrated silicon photonics, microfluidics, embedded systems, and advanced assay development. Our chip-based solution integrates state-of-the-art biochemistry, photonics, electronics, and microfluidics to deliver the power of large laboratory instruments in a portable device.

The role

You will be hands on designing and building the first of its kind home testing system. This person will directly own key parts of the system, with a wide scope to have an impact. You will work closely with the production teams to create systems that are elegant to use, but also manufacturable at scale.

Responsibilities

• Lead mechanical designs for defined subsystems of medical and diagnostic devices, ensuring functionality, reliability, and manufacturability
• Design and review parts and assemblies optimized for high-volume injection molding and automated assembly methods
• Apply rapid prototyping techniques to accelerate product development and iteration, with minimal guidance
• Plan and execute engineering tests to validate designs and improve performance
• Create and review detailed design specifications, including 3D and 2D MCAD models following ASME Y14.5 or ISO 8015 standards
• Closely collaborate with cross-functional teams, including manufacturing engineers and scientists, often owning the mechanical side of complex technical challenges
• Lead root cause analysis and drive design or process changes to enhance product quality and performance
• Own system design, system and sub-system requirements and verification plans for your subsystems
• Mentor Mechanical Design Engineers on MCAD practices, DFM/DFA, and design-verification approach
• Review other engineers' designs and drawings for manufacturability and compliance with design standards
• Take a leading role in supplier and vendor conversations for the components/subsystems you own

What we’re looking for

• Deep knowledge of the challenges of scaling products from prototype to high volume production
• Real experience working with pilot and full volume production systems, implementing quality controls and maximizing the product’s quality and yield
• Excellent knowledge of injection molding design, including tolerance studies
• Excellent knowledge of mechanical assembly techniques, including ultrasonic welding, laser welding, clip design and adhesives
• Creative problem solver
• Expert MCAD user

Nice to have

• Demonstrated ability to design mechanical mechanisms, from concepting through to volume production
• Experience in medical devices, or with ISO 13485, ISO 14971, or other design controls process
• Experience working at a manufacturing site, as a process, test or tool engineer
• Optics, photonics, fluidics, or microfluidics exposure
• Experience in SolidWorks and OnShape

Employment Details

Department: Product Engineering

Work location: Burlington, MA (on-site), with some travel to manufacturing sites in the US, Europe and Asia. Trips typically for 1-2 weeks in duration as required.

Salary Range: $100,000 – $200,000 (depending on experience)

Benefits

• 401K
• Health Insurance
• Dental Insurance
• Vision Insurance
• Health Savings Account
• Health Flexible Savings Account
• Dependent Care Flexible Savings Account
• Life Insurance
• Paid Time Off
• Parental Leave
• Long Term Disability
• Equity
• Gym Membership (Lifetime Fitness — one block from the office)

Physical Requirements

• Ability to lift up to 20 pounds.
• Ability to do dexterous tasks with hands, e.g. manual assembly with small tools, soldering
• This role involves physical activity and routine handling of chemicals. Candidates must adhere to all laboratory safety protocols and be comfortable using appropriate personal protective equipment (PPE).

Who Thrives Here

This role is a strong fit for someone who takes ownership without being asked, is energized by variety rather than routine. They are highly motivated by SiPhox’s mission.

Why Join SiPhox Health

• Help bring a first-of-its-kind at-home diagnostics platform to market.
• Work alongside multidisciplinary engineering and scientific teams solving complex technical challenges.
• Competitive compensation, equity, and benefits (including Lifetime Fitness membership).

Equal Opportunity Employer

SiPhox Health is an equal opportunity employer committed to building an inclusive workplace. Applicants of all backgrounds and experiences are encouraged to apply.

About SiPhox Health

Wearable and At-Home protein monitoring with silicon photonic chips