Senior mechanical engineer Work, Jobs in Castleside, Dur (with Salaries)

Senior Principal Mechanical Engineer
Assystem —Sunderland
- Hybrid work
- Team management
- Travel
- In-person
Senior Principal Mechanical Engineer - Water Sector
Stantec —Newcastle upon Tyne
- Engineering
- Business development
- Continuous improvement
- Annual leave
Senior Mechanical Design Engineer
ASSYSTEM —Sunderland
- Full-time
- Remote
- Communication skills
Quick apply
Mechanical or Structural Engineers
BPP-TECH —Newcastle upon Tyne
- Engineering
- Master's degree
Senior Mechanical Engineer
Mott MacDonald —Durham
- Full-time
- Engineering
- Travel
- Mentoring
- Annual leave
Senior Mechanical Engineer - Water Sector
Stantec —Newcastle upon Tyne
- Mentoring
- Communication skills
- Annual leave
Senior Mechanical Engineer
Assystem —Newcastle upon Tyne
- Hybrid work
- Engineering
- Master's degree
- Analysis skills
Design Engineer (Mechanical)
Techflow Marine —Cramlington
- £30,000 - £60,000 a year
- Full-time
- Engineering
- Continuous improvement
- Quality control
- Free parking
Quick apply
Gas Turbine Service Engineer
Siemens Energy —Newcastle upon Tyne
- Full-time
- Computer literacy
- Engineering
- No degree
- Annual leave
Senior Mechanical Design Engineer
Turntide Technologies Inc —Gateshead
- Full-time
- Engineering
- Mentoring
Quick apply
Building Services Associate (Mechanical)
Cundall —Newcastle upon Tyne
- Full-time
- Engineering
- Master's degree
- Bachelor's degree
Senior Mechanical Engineer
JN Bentley —Durham
- Full-time
- Engineering
- Travel
- Mentoring
- Annual leave
Quick apply
Principal Mechanical Engineer
Assystem —Newcastle upon Tyne
- Engineering
- Master's degree
- Bachelor's degree
Mechanical Engineer
Winthrop Technologies —Blyth
- Full-time
- Engineering
- Bachelor's degree
- Quality control
Quick apply
Mechanical Engineer
ASSYSTEM —Newcastle upon Tyne
- Full-time
- Hybrid work
- Engineering
- Master's degree
- Analysis skills
Quick apply
Principal Mechanical Design Engineer
RSE —Darlington
- Engineering
- Team management
- Mentoring
- Employee discount
Site Responsible Engineer
AkzoNobel —Gateshead
- Engineering
- Continuous improvement
- Leadership
- Annual leave
- Employee assistance programme
Quick apply
5d

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Senior Principal Mechanical Engineer

Assystem -
Sunderland

Apply Now

Job details

Permanent

Qualifications

Technical project or programme management experience
Project engineering
Stakeholder collaboration
Mechanical design
Stakeholder liaison
Project team management
Team management
Risk management
Systems engineering
Water systems
Technical writing
Multidisciplinary collaboration
Design documentation
Project leadership
Requirements gathering
Leadership
Project management experience
Communication skills

Full job description

Nuclear

Permanent /

Sunderland

United Kingdom

20/05/26

On site

ABOUT ASSYSTEM

Assystem is a global leader committed to accelerating the energy transition. With 7,750 employees across 12 countries, we tackle the monumental task of switching to low-carbon energy. Our 55+ years of experience in highly regulated sectors ensure we deliver top-notch engineering, project management, and digital solutions.

JOB DESCRIPTION

Join the Fusion and Modular Nuclear Business Unit! Take on a pivotal role in shaping the future of clean energy by establishing, leading, and managing the Cooling Water Island engineering team within a groundbreaking Small Modular Reactor (SMR) development program. Drive the development of a high-performing team, overseeing the design, integration, and execution of critical cooling water systems essential to reactor operation. Play a key role in defining technical strategies, ensuring regulatory compliance, and collaborating across multidisciplinary teams to deliver innovative, high-efficiency engineering solutions that will help revolutionize nuclear power.

Your mission:

Leadership of the Engineering Activities of the Cooling Water Team – Lead and mentor a team of engineers, driving technical excellence, innovation, and collaboration to deliver critical cooling water systems for the Small Modular Reactor (SMR) program.

️ Development of Safety and Functional Requirements – Define and establish rigorous safety and performance criteria, ensuring compliance with industry regulations and best practices to support safe and reliable reactor operation.

Design Package Production in Line with Requirements – Oversee the creation of comprehensive design packages, ensuring alignment with project specifications, technical standards, and operational needs.
Management of Interfaces – Coordinate effectively between engineering teams, suppliers, and stakeholders to ensure seamless integration of cooling water systems with other reactor components.
️ Preparation of Technical Specifications – Develop clear, detailed technical specifications to guide procurement, fabrication, and installation of key cooling water system components.
Maintain Equipment Lists and Schedules – Track, update, and manage critical equipment inventories and project schedules to ensure timely delivery and smooth execution of engineering activities.

️ Management of Risk and Opportunity – Proactively identify potential risks and opportunities, implementing strategies to mitigate challenges and optimize system performance, cost-effectiveness, and overall project success.

Why Join the Community of Switchers?

Over 55 years in nuclear engineering.
Ranked among the top 3 largest nuclear engineering companies.
Attractive social benefits, including an engaging Employee Committee and holiday bonuses.
Ongoing training with numerous career opportunities.
70% of our managers are promoted internally!
Hybrid work: 1-2 days remote per week.

MY PROFILE

FEED to Detailed Design Experience – Proven expertise in leading projects from Front-End Engineering Design through to execution.
Multi-Disciplinary Team Leadership – Skilled in managing and coordinating diverse engineering teams.

️ Steam Cycle Modelling Oversight – Ability to define modelling outcomes and ensure accurate implementation.

Project Budget & Lifecycle Planning – Experienced in budgeting and planning for full design lifecycles.

️ Cooling Water Equipment Expertise – Strong track record in designing and optimizing cooling water systems.

Regulatory & Compliance Knowledge – Well-versed in ONR, Environment Agency, and HSE regulations.
Requirements Capture Experience – Skilled in gathering and defining technical requirements.
Systems Engineering Awareness – Strong understanding of integrated design principles.
Subcontractor Management – Experienced in overseeing and coordinating subcontractors.
Chartered Engineer (CEng) – Professional accreditation in a relevant discipline.
Security Clearance Eligibility – Capable of obtaining SC clearance for secure projects.

Attributes:

️ Excellent communication skills, written and oral
Strong leadership skills

Focus on delivering quality output to time and budget

Act with integrity and instils this in others
Has an appreciation of wider technical issues beyond own discipline – Understands interdisciplinary challenges and their impact on projects.
Ability to work with a high degree of independence, using their own initiative and self-motivation – Proactive and capable of managing tasks autonomously.
Confident in a multi-party, multi-national environment – Comfortable working with global teams and diverse stakeholders.
✈️ Ability to travel to Assystem offices and customer sites within the UK
To undertake work packages supporting major UK and international Nuclear Clients – Contributes to high-profile nuclear projects with global impact.

Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance if not already security cleared to a minimum SC level.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

Apply Now

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