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Principal Mechanical Engineer

Job in Cambridge, Cambridgeshire, CB1 0, England, UK
Listing for: YSI Incorporated
Full Time position
Listed on 2026-02-15
Job specializations:
  • Engineering
    Mechanical Engineer, Engineering Design & Technologists
Salary/Wage Range or Industry Benchmark: 150000 GBP Yearly GBP 150000.00 YEAR
Job Description & How to Apply Below
Principal Mechanical Engineer page is loaded Principal Mechanical Engineer remote type:
Hybrid locations:
Cambridge time type:
Full time posted on:
Posted 2 Days Agojob requisition : R45925

Xylem is a Fortune 500 global water solutions company dedicated to advancing sustainable impact and empowering the people who make water work every day. As a leading water technology company with 23,000 employees operating in over 150 countries, Xylem is at the forefront of addressing the world's most critical water challenges. We invite passionate individuals to join our team, dedicated to exceeding customer expectations through innovative and sustainable solutions.

Sentec, a Xylem brand, seeks to hire an Principal Mechanical Engineer to lead our talented mechanical engineering skill group.

As Principal, you will lead a mechanical engineering team on high-value, technically challenging projects, internal to Xylem and external clients. You will own mechanical architecture and key technical decisions and act as subject-matter expert in mechanical design, materials, and manufacturing. You will deliver innovative mechanical solutions from early concept through detailed design and industrialisation and validation testing. You will work directly with Xylem partners and external clients to understand requirements and translate them into robust engineering solutions, contribute to project planning, technical reporting and support proposal writing, technical scoping, and effort estimation.

As a senior colleague, you will mentor and develop junior and mid-level engineers and scientists, foster a collaborative, high-performance engineering culture and set engineering best practice. You will also be responsible for supporting project management as well as business development activities under the guidance of the respective teams. The position is largely based in our Cambridge office however you will have the opportunity for some travel, this could be UK-wide, within Europe, the United States or the Far East.

At Sentec you will be working in a rapidly evolving industry at an exciting time for technologists developing solutions in multiple sectors with a strong emphasis on sustainability. In order to be successful you will need to demonstrate leadership in pursuit of technical solutions and novel ideas, have a hands-on approach to problem solving and ultimately managing projects against time, budget and client expectations.

This role combines hands-on engineering, technical decision-making, project and team leadership within a fast-paced consultancy environment spanning multiple sectors, working towards deadlines and delivering excellent technical solutions. You will be required to communicate effectively in a wide range of environments, both with colleagues and clients and will have the opportunity to develop your negotiation skills and expand your technical knowledge.

Minimum Qualifications:

Education, Experience, Skills, Abilities, License/Certification:
Extensive experience (10+ years) in mechanical engineering / product development Experience in people leadership, preferably in mechanical engineering Strong 3D CAD capability (principally Creo but Solid Works also advantageous) Proven experience taking products from concept to manufacture Hands-on experience making parts and building prototypes Experience dealing with 3rd party suppliers such as engineering workshops, plastic fabricators, hardware suppliers Excellent understanding of materials, tolerancing, and manufacturing processes Experience working in multidisciplinary teams (physics, electronics, software) Minimum 2/1 Degree (or equivalent) in Mechanical Engineering or related discipline Desirable Skills/Knowledge:
Background in consultancy or contract R&D environments

Experience with machinery such as lathes and milling machines

Experience with 3D printing, both internal and bureau Experience in one or more sectors such as:
Sensing technology such as optical, magnetic, ultrasonic Consumer and industrial products Scientific instrumentation Water infrastructure Sustainable energy Knowledge of regulatory or quality systems (e.g. ISO 13485, ISO 9001)

Experience with FEA, thermal analysis, or other simulation Physical Demands:
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Regularly required to sit or stand, reach, bend and move about the facility Work Environment:
The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Office:
Standard office equipment; work usually performed in an office or site laboratory setting Estimated 10 % or less travel…
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