Principal Mechanical Design Engineer

Upscale, Inc.
United States
On-site

Who this role is best for

Strong fit for mechanical design engineers with deep thermal system expertise who lead cross-functional teams and have experience in network enclosure design.

Best fit for

  • Candidates with 15+ years in network enclosure design and leadership experience
    — “Minimum of 15 plus years of experience in network enclosure system design.”
  • Individuals who excel in thermal solutions and DFM/DFA principles
    — “Expertise in DFM (Design for Manufacturing) and DFA (Design for Assembly) principles.”
  • Engineers who have worked on high-performance AI infrastructure systems
    — “Building the high-performance infrastructure powering the next generation of artificial intelligence.”

Things to consider

  • Travel is a requirement for supplier and contract manufacturing support
    — “Willing to travel to support both domestic and/or foreign supplier parts and assembly FAI approvals.”
  • The role demands full-time commitment and involvement in product testing phases
    — “Strong understanding of product testing. Capable of determining test setup and both non-operational vibration and shock test limits to ensure product quality.”

How to stand out

  • Highlight experience with liquid ORV3 cooling and advanced thermal solutions
    — “Strong understanding of liquid ORV3 cooled system design.”
  • Emphasize leadership in delivering low-cost, high-quality complex systems
    — “Proven track record of successfully leading and delivering high-quality low-cost complex design solutions.”
  • Showcase CAD proficiency and familiarity with part manufacturing processes
    — “Strong proficiency in CAD software (SolidWorks and PDM).”
  • Demonstrate ability to collaborate across diverse teams and present technical reviews
    — “Present detailed system design/thermal reviews across the entire NPI team.”
  • Include experience with rapid prototyping and early development system builds
    — “Hands-on lab experience in mechanical or thermal problem solving as well as periodically supporting small system builds during early development phases.”
Pace · SteadyCollaboration · HighAutonomy · HighDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • Developed high-quality low-cost system design solutions
  • Led and mentored less experienced mechanical design engineers
  • Collaborated with cross-functional teams
Typical background
15+ years of experience in network enclosure system design

Skills & requirements

Required

Liquid ORV3 Cooled System DesignThermal RequirementsHeatsinksCold PlatesManifoldsAdvanced Thermal SolutionsCAD Software (solidworks And PDM)DFM (design For Manufacturing)DFA (design For Assembly)Product TestingManufacturing Capabilities

Preferred

Liquid Cooling SystemsThermal Management

Stack & domain

Liquid ORV3 Cooled System DesignComprehensive Thermal RequirementsCustom Cold PlatesManifoldsAdvanced Thermal SolutionsCAD Software (solidworks And PDM)DFM (design For Manufacturing)DFA (design For Assembly)Part Drawing StandardsTolerancing PracticesProduct Compliance System RequirementsProduct TestingVibration And Shock Test LimitsSystem Design/thermal ReviewsWhiteboard Brain DiscussionsMechanical SuppliersManufacturing CapabilitiesEarly DevelopmentQAFCS BuildsLead And MentorTechnical GuidanceProblem-solving ExpertiseCollaborationTeamworkWillingness To TravelAI WorkloadsNetwork Enclosure System DesignHigh-performance InfrastructureArtificial Intelligence

About the role

Original posting from Upscale, Inc. via Lever

Why join Upscale, Inc. 

Upscale, Inc., is building the high-performance infrastructure powering the next generation of artificial intelligence. Backed by over $300M in funding and rapid global adoption, we are scaling systems designed for the world’s most demanding AI workloads.

We focus on first-principles engineering across silicon, systems, and networking—where performance, scale, and execution are critical. Our team is talent-dense and high-performing. We value ownership, technical rigor, and speed, and we offer the opportunity to work on foundational problems with immediate, real-world impact.

If you’re looking to do high-impact work, move fast, and help define the infrastructure behind the future of AI—Upscale is where you can produce meaningful work at the frontier—and operate at a high standard. 

As a Principal Mechanical Design Engineer – You will be responsible for being the lead mechanical lead design engineer in working cross functionally with other HW engineers and operations in developing high-quality low-cost system design solutions. You will work in close collaboration with HW EE, SI, Mechanical/Thermal Engineers peers, operations teams, contract manufacture and mechanical enclosure suppliers.

Responsibilities:

Strong understanding of liquid ORV3 cooled system design.

Strong understanding of comprehensive thermal requirements with high complexity heatsinks, custom cold plates, manifolds and advanced thermal solutions.

Lead, mentor, and less experienced mechanical design engineers. Provide technical guidance and problem-solving expertise.

Excellent understanding of the mechanical development phases, from feasibility, hand calculations & trade studies to conceptual CAD generated to detailed design files, prototyping, testing, through final production release.

Collaborate with cross-functional teams including electrical engineering, software, manufacturing, and product management to ensure seamless integration and product success.

Strong understanding of part drawing standards and tolerancing practices.

Strong understanding of the overall product development process.

Identify and implement new technologies and tools to enhance design capabilities and efficiency.

Strong understanding of the product compliance system requirements with relevant industry test standards.

Strong understanding of product testing. Capable of determining test setup and both non-operational vibration and shock test limits to ensure product quality.

Present detailed system design/thermal reviews across the entire NPI team.

Strong team collaboration. Conduct and participate in whiteboard brain discussions with the entire team.

Work closely with mechanical suppliers to better understand manufacturing capabilities, delivering high-quality, low-cost part design solutions.

Willing to share the sustaining effort and/or support.

Willing to travel to support both domestic and/or foreign supplier parts and assembly FAI approvals. Support operations contract manufacturing partner by being on site for early development, QA and FCS builds.

Qualifications:

Bachelor's degree in mechanical engineering.

Minimum of 15 plus years of experience in network enclosure system design.

Proven track record of successfully leading and delivering high-quality low-cost complex design solutions.

Strong proficiency in CAD software (SolidWorks and PDM).

Expertise in DFM (Design for Manufacturing) and DFA (Design for Assembly) principles.

Strong understanding of part manufacturing processes (e.g., injection molding, sheet metal fabrication, machining).

Strong understanding of estimated mechanical enclosure parts & hard tooling cost.

Excellent communication, and interpersonal skills.

Ability to manage multiple projects simultaneously and prioritize tasks and resources effectively.

Problem-solving mindset with strong attention to resolution.

Excellent understanding of the entire thermal development process (e.g., feasibility, simulations, system thermal profiling, and fan policy).

Desired Skills:

Strong design background in network equipment.

Hands-on lab experience in mechanical or thermal problem solving as well as periodically supporting small system builds during early development phases.

Strong relations with rapid prototyping techniques.

Excellent collaboration skills with others.

Where you fall within that range depends on your experience, skills, and impact—we benchmark against internal levels to keep things fair and consistent.

Equal Opportunity

Upscale, Inc., is building a team that reflects a wide range of perspectives, backgrounds, and experiences. We’re proud to be an Equal Opportunity Employer and consider all qualified applicants regardless of race, color, religion, national origin, sex, sexual orientation, gender identity, disability, or veteran status.

Accessibility & Accommodations

We’re committed to making our hiring process accessible to everyone. If you need accommodations at any stage, just reach out to us at hiring@upscaleai.com—we’re happy to help. Note: This inbox is only for accommodation requests.

Source: Upscale, Inc. careers (Lever)

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