Principal Mechanical Engineer Jobs

New

Principal Mechanical Engineer

Are you a licensed Mechanical Engineer with a passion for designing complex, hig...

Location

United States , Salt Lake City

Salary:

Not provided

Spectrum Engineers

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Mechanical Engineering
Professional Engineer (PE) license
10+ years of mechanical engineering experience, with at least 2 to 5 years focused on healthcare projects
Proficiency in Revit, AutoCAD, and mechanical system modeling tools (e.g., Trane Trace, EnergyPlus, or similar)
In-depth understanding of ASHRAE, NFPA 99, FGI Guidelines, and healthcare HVAC and plumbing system requirements
Strong communication and problem-solving skills

Job Responsibility

Lead mechanical engineering team efforts for mid-to-large healthcare projects, including hospitals, outpatient clinics, and specialty medical facilities
Be a ‘seller-doer’ by leading business development activities to find and build client relationships and win projects
Collaborate with architects, project managers, and consultants to design mechanical systems that meet project requirements, codes, and healthcare-specific standards
Develop HVAC and plumbing systems designs using Revit and other industry-standard tools
Perform load calculations, energy modeling, equipment selection, and system sizing specific to healthcare facilities
Prepare and oversee construction documents, including drawings, specifications, and schedules
Participate in client meetings and site visits to review progress, resolve issues, and provide construction phase support
Ensure mechanical system designs meet ASHRAE, NFPA, FGI, and state/local healthcare codes
Guide and mentor junior engineers and designers within the mechanical team
Support project budgeting, scheduling, and coordination with internal teams and external stakeholders

What we offer

High compensation with a profit/bonus accountability system
Complete financial transparency on your projects
Employee ownership opportunities of company stock
Full medical, dental, and life insurance
401k matching with 200% of your contributions up to 6%

Fulltime

New

Principal Opto-Mechanical Engineer

Peak Nano is seeking an innovative Principal Opto-Mechanical Engineer with demon...

Location

United States , Macedonia, OH

Salary:

Not provided

Peak Nano

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Mechanical Engineering, Optical Engineering, or a related field
10+ years of experience in opto-mechanical design and development
Demonstrated experience with technical delivery of opto-mechanical products from ideation to launch
Expertise in 3D CAD software (e.g., SolidWorks, Creo, NX), opto-mechanical tolerance analysis and design for manufacturability (DFM)
Experience with environmental exposure tests and optical performance validation including shock, vibration, temperature, humidity, chemical and UV exposure
US Citizenship

Job Responsibility

Lead the design, analysis, and integration of precision opto-mechanical assemblies for optical systems
Provide consistent, proactive guidance on Design for Manufacturing (DFM), Assembly (DFA) and Test (DFT) to support product development efforts
Develop innovative mechanical solutions that align with optical, thermal, and structural requirements
Collaborate with optical designers, optomechanical designers, manufacturing engineers, and test engineers to define interface requirements and ensure cohesive product development
Guide prototype builds and support optical and environmental performance testing to iterate and refine designs
Lead design reviews, provide mentorship to junior engineers, and contribute to best practices in opto-mechanical engineering
Document all aspects of design, including CAD models, drawings, and specifications, for manufacturing and quality assurance

Fulltime

New

Principal Safety Engineer - Product Safety Mechanical Systems

The Principal Safety Engineer – Product Safety shall provide support to the Engi...

Location

United Kingdom , Barrow-in-Furness

Salary:

65.00 - 87.83 GBP / Hour

Morson Talent

Expiration Date

Until further notice

Requirements

Proven ability of writing safety justifications, safety arguments and supporting complex safety cases
Demonstrable knowledge of design, manufacturing, assembly, commissioning and testing submarines lifecycle phases
Awareness of the challenges posed by the environment that the product will be exposed to
MS Office proficient – Word, Excel etc.
The ability to analyse complex problems and identify the most critical issues
Ability to interpret technical data and produce clear, logical and robust safety arguments
The successful candidate will need to hold a UK MOD Security Clearance to SC level prior to starting

Job Responsibility

Support Mechanical System Owners in the production of their System Design Safety Justifications
Produce, present and articulate clear and logical technical safety arguments
Complete peer reviews, checking, verification and assurance tasks to demonstrate the adequacy and robustness of the Safety Case and supporting documentation
Support Product Safety hazard and risk identification, management and assessment activities
Understand the application of the wider Safety Case, Quality and HSE Management System documentation
Ensure the adequacy of Safety arguments demonstrating satisfaction of Product Safety requirements
Support collaboration and communication between the Product Safety and Mechanical Engineering teams

Fulltime

New

Principal Development Engineer

Ready to join a team of visionaries who is dedicated to solving one of humankind...

Location

Switzerland , Opfikon, Zurich

Salary:

Not provided

Climeworks

Expiration Date

Until further notice

Requirements

Advanced degree (PhD or Master’s) in Mechanical Engineering, Chemical Engineering, Process Engineering, or a related field
10+ years of experience in developing complex industrial equipment, ideally involving steam, vacuum, and thermal systems
Proven history of leading innovation in hardware development, from lab-scale prototypes to industrial-scale systems
Deeply knowledgeable in design-for-manufacture, industrialisation, and scaling of hardware systems
Proficient in CAD tools (preferably SolidWorks)
Experience with sorbents, adsorption/desorption processes, or thermal separation technologies
Trusted technical leader who inspires teams and drives alignment across disciplines
Communicates effectively with diverse stakeholders
Brings an entrepreneurial mindset

Job Responsibility

Lead the development of next-generation CO₂ collector system architectures, integrating sorbent and process requirements into scalable, manufacturable solutions
Drive the prototyping and testing of novel collector concepts and subsystems, overseeing the full lifecycle from ideation to final validation
Design and lead complex experimental campaigns to de-risk technologies and accelerate development timelines
Act as a key interface between sorbent science, process engineering, mechanical design, and industrialisation
Ensure seamless integration of material and process properties into mechanical systems
Champion cross-functional collaboration to scale technologies from lab to industrial deployment
Monitor industry trends and emerging technologies, identifying opportunities for differentiation
Actively contribute to Climeworks’ intellectual property portfolio and help shape our innovation strategy
Mentor senior and junior engineers, fostering a culture of technical excellence, creativity, and continuous learning
Set engineering standards and ensure best practices in design, prototyping, and documentation

What we offer

25 paid vacation days every year, plus public holidays
Hybrid work setup and up to 4 weeks of remote work annually within any EU country
Fair base pay paired with an equity package
Inclusive parental leave
Dedicated budget to invest in your professional growth
Referral Rewards

Principal Engineer - Advanced Customer Engineering

Senior level Advanced Customer Engineering (ACE) engineer working with largest a...

Location

United States

Salary:

119500.00 - 275000.00 USD / Year

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's degree in Mechanical, Electrical, or other Engineering, Computer Science, or equivalent experience
Typically 10+ years' experience
Deep understanding of enterprise networking including DNS, DHCP, spanning tree, network access control technologies, 802.1X, IGRP routing protocols, remote access technologies
WAN/Data Center Design including IGRP and EGRP Routing Protocols, Spine/Leaf topologies and virtualization technologies
802.11 wireless solutions including design, implementation and troubleshooting
Security solutions including IPSec, SSL/TLS, Public Key Infrastructure/Certificates, 802.1X, radius and LDAP directories
Excellent analytical and problem-solving skills
Strong history of troubleshooting with customers
Excellent written and verbal communication skills in English
Willingness to work as part of larger team

Job Responsibility

Working with Critical Account Program customers as senior technical resource
Working with premium services customers for onboarding and ongoing support
Identifying suboptimal designs and/or misconfigurations and consulting on correction plans
Working with engineering escalations team and customers to identify and troubleshoot bugs
Building strong customer relationships and becoming trusted advisor
Building strong relationships across internal organization
Collaborative teamwork and knowledge sharing
Travel up to 50%

What we offer

Health & Wellbeing benefits
Personal & Professional Development programs
Unconditional Inclusion environment
Comprehensive benefits suite supporting physical, financial and emotional wellbeing

Fulltime

Principal Engineer - Advanced Customer Engineering

Senior level Advanced Customer Engineering (ACE) engineer working with largest a...

Location

United States

Salary:

119500.00 - 275000.00 USD / Year

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor's degree in Mechanical, Electrical, or other Engineering, Computer Science, or equivalent experience
Typically 10+ years' experience
Deep understanding of enterprise networking
Modern enterprise network design, implementation and troubleshooting including DNS, DHCP, spanning tree, network access control technologies
WAN/Data Center Design including IGRP and EGRP Routing Protocols
802.11 wireless solutions including design, implementation and troubleshooting
Security solutions including IPSec, SSL/TLS, Public Key Infrastructure
Excellent analytical and problem-solving skills
Strong history of troubleshooting with customers
Excellent written and verbal communication skills

Job Responsibility

Working with Critical Account Program customers acting as senior technical resource
Working with premium services customers for onboarding and ongoing care
Identifying suboptimal designs and/or misconfigurations and consulting on plans to correct
Working with engineering escalations team and customers to identify and troubleshoot bugs
Build strong customer relationships and become trusted advisor
Build strong relationships across wider internal organization
Approximately 25-50% travel

What we offer

Health & Wellbeing benefits
Personal & Professional Development programs
Unconditional Inclusion
Comprehensive benefits suite supporting physical, financial and emotional wellbeing

Fulltime

New

Senior Mechanical Engineer

As a Senior Mechanical Engineer, you will collaborate with cross-functional team...

Location

United Kingdom , Stockton-on-Tees

Salary:

Not provided

Risktec Solutions

Expiration Date

Until further notice

Requirements

At least 10 years’ experience working in a relevant engineering field
A strong foundation in mechanical engineering principles and a passion for innovation
Experience of using design software tools including E3D, Finglow and stress analysis programmes
Experience in design verification of piping and mechanical installations
Experience in piping and mechanical design
Sound understanding of international and national standards
Minimum 2:1 Degree level qualified in a relevant Mechanical Engineering discipline
Effective communication skills and be customer focused. Able to manage uncertain and complex situations
Clean UK Driving License
Energetic, enthusiastic and self-motivated candidate, with a drive to develop and further their career

Job Responsibility

Collaborate with cross-functional teams to ensure that projects are completed on time and within budget
Work alongside a principal consultant on all types of project sizes and complexities
Deliver project and technical engineering solutions for clients, following an agile approach to identify new and more efficient ways of working

What we offer

Hybrid work model and flexible working hours
Annual bonus subject to company and individual performance
Group life insurance, workplace pension scheme, employee discounts, Salary sacrifice options
Well-being Support
Work in a friendly, diverse and high-qualified team with positive and cooperative working atmosphere
Real development opportunities
Employee referral program

Fulltime

New

Principal Civil Engineer

Provide superior quality Engineering Design services to allow the company to min...

Location

United Kingdom , Hattersley

Salary:

Not provided

MWHTreatment

Expiration Date

Until further notice

Requirements

Several year's experience in Civil design in water / process industry
Strong understanding of the principles of water and sewage treatment
Have experience of managing members of staff in designing relevant discipline aspects of water and sewage treatment plants
Membership of a professional institution / chartered
Relevant discipline Engineering degree
Ability to rationalise designs and produce economic plant layouts
Good general knowledge of all aspects of water treatment, e.g. mechanical engineering, process engineering, electrical engineering and project management
A flexible mind, with the ability to assimilate large amounts of different data at one time
Ability to present technical proposals clearly, confidently and convincingly
Computer literacy

Job Responsibility

Produce design layouts which are cost effective, meet the requirements of the specification and which can be constructed and commissioned effectively
Ensure that standard practices are utilised where ever possible
Maintain competitiveness
Provide estimates and feedback for Proposals department
Work to procedures and processes to ensure the continuing development of the department
Assist in developing procedures and processes
Monitor and review the procedures and processes
Write, update and monitor efficient procedures to aid the smooth running of the department
Ensure co-ordination of designs with all other disciplines internal and external to MWHT
Maintain files and records throughout the duration of contracts

What we offer

A competitive salary
Hybrid Working
Car/car allowance
25 days holiday + Bank Holidays (with an additional 5 days available to buy)
Contribution Pension scheme
Life Assurance
Health Insurance
Private Medical Insurance
cycle to work scheme
discounts and savings Hub

Principal Mechanical Engineer

Piper Maddox

Location:
United Kingdom, Oxfordshire

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 11, 2025

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