Senior Mechanical Engineer

The Mechanical Project Engineer will provide technical knowledge, guidance and s...

Location

United Kingdom , Nationwide

Salary:

Not provided

NSG Environmental Ltd

Expiration Date

Until further notice

Requirements

Educated to degree level or equivalent in a technical discipline
Membership of appropriate technical/professional body
IOSH Managing Safely or formal H & S qualification - Relevant training will be provided if required
Understanding of the Project lifecycle and how projects are delivered within NSG
Basic understanding of the UK Nuclear Industry
Competent user of MS office
Ability to organise own work and effectively deliver under the guidance of a Project Manager
Ability to prepare and present reports, documentation and information in support of project delivery
Ability to interpret and evaluate technical data
Ability to communicate with a wide range of colleagues at all levels and with external stakeholders and contractors

Job Responsibility

Respond to client or colleague enquiries and take necessary actions to develop an effective engineering solution
Production of concept, scheme and detailed design documentation
Production of underpinning design calculations and analytical assessments
Production of engineering reports
Provision of relevant data, theory, formulae or standards to support design, manufacture, installation or equipment test
Self checking of all documentation prior to submitting for formal check and review
Liaise with internal and group company colleagues
Originate, prepare and deliver project documentation and engineering design deliverables
Provide technical oversight to sub-contract packages of work
Attend and contribute to engineering/project meetings

What we offer

Life Assurance 3x Salary
Private Healthcare package
Pension – Company contributes 5% Individual contributes 4%
Discretionary bonus
187.5 hours per year holiday allowance
Professional memberships covered
Training and development opportunities available

Fulltime

Senior Commissioning Engineer

As a Lead Commissioning Engineer you will be aligned to the Start Up Commissioni...

Location

United Kingdom , Cumbria

Salary:

Not provided

Morgan Sindall Plc

Expiration Date

Until further notice

Requirements

HNC or equivalent Level 4 qualification in a relevant technical subject or Incorporated Engineer status or relevant experience
Experience of leading and supervising an engineering or technical group with demonstrable evidence of successful delivery of work
Willing and able to travel on extended stays to various locations other than Sellafield Site in West Cumbria, the wider UK and, on occasion, overseas to meet demands of the Project delivery with flexible arrangements where possible
Computer literate (MS applications including Word, Excel) with evidence of producing test documentation and reports
Experience in fault finding within a technical, engineering or operational environment
Experience in setting to work of new systems or processes
Experience in producing Start Up, Commissioning and Pre-Operations documentation

Job Responsibility

Supervision of a team delivering Start Up, Commissioning, and Pre-Operations work scope through the project lifecycle at various locations as required
Safe delivery of Start Up, Commissioning, and Pre-Operations activities to the required level of quality in line with the processes
Identification of resource requirements
Reviewing and reporting on work progress and performance, taking appropriate corrective actions where necessary
Planning, balancing and prioritizing team resources to support successful delivery to an agreed strategy and plan in a timely and cost-effective manner
Provide input into other project workstreams to ensure that start up, commissioning and pre-operational requirements are included and delivered i.e. Design, Safety Case, Procurement, Construction & Completions, Project Controls
Develop and execute delivery plans in line with the overall project strategies and schedules
Develop and ensure delivery of asset care arrangements
Identify relevant project risks and manage/mitigate as appropriate. This includes regular monitoring of the residual risks
Identification of faults and ability to propose and implement solutions through the Fault Observation Process (FOBs)

What we offer

Generous, incremental holiday entitlement with the option to buy five days
Family friendly policies and work/life approach
Mentoring programmes and continuous learning support
Contributory pension scheme
Annual bonus scheme
Recognition scheme and long service awards
Car scheme and Private Medical Insurance
share-save scheme
discounts like cycle-to-work and gym memberships
support services for colleagues and their families

Fulltime

Senior Mechanical Engineer-Chemicals

We are looking for a Senior Mechanical Engineer to join a major EPC client in We...

Location

United States , Elkview

Salary:

Not provided

Airswift Sweden

Expiration Date

Until further notice

Requirements

Experience supporting projects in nuclear, refining, chemical, or petrochemical facilities, or similar industrial environments
Experience contributing to multiple phases of engineering projects, from early concept through detailed design, including work on nuclear systems or facilities
Strong technical and practical mechanical engineering skills, with the ability to deliver accurate and timely work
Understanding of core mechanical engineering principles and general awareness of related engineering disciplines
Familiarity with applicable codes, standards, and regulatory requirements, including nuclear-specific standards where applicable
Experience using mechanical engineering design tools and general business software (e.g., Microsoft Office)
Experience working in multidisciplinary teams and project environments
Bachelor’s degree or higher in Mechanical Engineering (or a closely related engineering field) with 8 or more years of relevant professional experience, including experience in the nuclear sector
Professional Engineer (PE) license in the US with the ability to obtain licensure in West Virginia
Authorization to work in the United States

Job Responsibility

Provide project oversight as Project Discipline Lead, integrating design activities in accordance with scope, schedule, and budget requirements
Lead or support a mechanical discipline team, including engineers and designers, to deliver project objectives
Deliver mechanical engineering services that meet company, client, and regulatory requirements
Support the planning and execution of mechanical engineering work, including participating in project meetings, preparing progress updates, and following established review procedures
Help ensure project scope is clearly defined and that changes are managed in accordance with project processes
Contribute to procurement, construction, and commissioning activities, such as preparing requisitions, supporting technical bid evaluations, and reviewing vendor documentation
Serve as Mechanical Lead on projects, when assigned
Outline project requirements, actively promote workshare where appropriate, assign tasks, and supervise progress
Ensure that required services meet client, and applicable regulatory requirements, on time and within budget
Collaborate with stakeholders to address and resolve technical questions or discrepancies

Fulltime

Senior Mechanical Engineer

As a Senior Mechanical Designer Engineer you will be taking on a new challenge i...

Location

United States , Lewis Center

Salary:

Not provided

ATS Automation Tooling Systems Inc.

Expiration Date

Until further notice

Requirements

Bachelor’s Degree in Mechanical Engineering, Science or Technology
10+ years of experience in engineering design, development and qualifications of automated systems custom machinery or industrial equipment
5+ years of experience in nuclear tooling development and testing, preferably including field support and experience (an asset)
In-depth knowledge of and use of nuclear equipment quality standards (NQA-1, ASME BPV Section III) is an asset
Thorough understanding of machine design and build, machine controls, structured problem solving, statistical analysis, and precision engineering principles
Good written and oral communication skills and ability to lead or work as part of a multi-disciplinary project team

Job Responsibility

Design and support the development of Automated Equipment for industrial and nuclear projects
Perform engineering calculations with respect to strength of materials, speeds, horsepower, temperature, pressure, force, etc. as related to machine and tool designs
Analyze engineering drawings and specifications to determine shape, dimensions, hardness, etc. in the development of equipment, processes, and products
Define tools, fixtures, and equipment to be used in fabrication and assembly of mechanical components and complete assemblies
Produce working drawings, detail drawings, and bills of materials for equipment, sub-assemblies, or products, using AutoCAD and SOLIDWORKS
Specify appropriate purchase components for mechanical assemblies and create requisitions with appropriate delivery dates
Analyze designs and systems for compliance with applicable standards (i.e., OSHA, CE, or customer-specific)
Strictly follow ASME NQA-1 Quality requirements as defined within the manual and procedures
Work cross functionally with other teams
Review electrical requirements with respect to input and output devices with electrical designers

What we offer

Flexible work schedules
employee events
free coffee beverages
employee referral program
safety shoe programs
overtime pay eligibility
paid vacation
company paid short- and long-term disability and life insurance
comprehensive health benefits
401K matching program

Fulltime

Senior Nuclear Fluid Systems Engineer

The Nuclear Fluid Systems Engineer will be responsible for the design, analysis,...

Location

Italy , Pisa

Salary:

50000.00 - 60000.00 EUR / Year

Danem People France

Expiration Date

Until further notice

Requirements

Master’s degree in Mechanical Engineering, Nuclear Engineering, or a related field
3-7 years in fluid system design, thermal-hydraulic analysis, or nuclear plant operations (entry-level positions may require internships or co-op experience)
Expertise in fluid dynamics, thermodynamics, and heat transfer principles
Proficiency in hydraulic modeling and simulation software (e.g., ANSYS Fluent, STAR CCM+, Flowmaster)
Knowledge of nuclear reactor coolant systems, heat exchangers, and steam turbines
Familiarity with ASME BPVC, NRC regulatory requirements, and ANSI standards for nuclear fluid systems
Strong analytical and problem-solving abilities
Effective communication and teamwork skills for collaboration with engineers, operators, and regulatory agencies
Attention to detail and a commitment to nuclear safety and compliance
Ability to work under pressure and manage multiple projects with strict deadlines

Job Responsibility

Designing, analyzing, and optimizing nuclear fluid systems, including reactor coolant, steam generation, condensate, and hydraulic systems
Conducting thermal-hydraulic modeling, flow analysis, and pressure drop calculations to ensure system efficiency and safety
Developing and maintaining system documentation, including flow diagrams, P&IDs, operating procedures, and safety reports
Performing system reliability assessments, troubleshooting, and root cause analysis for fluid system failures
Ensuring compliance with NRC (Nuclear Regulatory Commission) regulations, ASME codes, and other industry standards
Collaborating with reactor engineers, safety specialists, and regulatory bodies to enhance fluid system performance
Supporting the testing, commissioning, and maintenance of fluid systems in nuclear facilities
Assisting in plant modifications, upgrades, and retrofits for improved efficiency and regulatory compliance
Evaluating material compatibility and corrosion effects to ensure long-term fluid system integrity
Providing technical support and training to plant operators and maintenance personnel

Fulltime

Senior Project Engineer (Mechanical, Piped Services)

We are seeking a Senior Project Engineer (Mechanical) to join our team at the Co...

Location

United Kingdom , HMNB Clyde / MS Trilogy Office

Salary:

Not provided

Morgan Sindall Plc

Expiration Date

Until further notice

Requirements

Level 6 Bachelor of Engineering degree, class 2:1 or above in a mechanical engineering related course, ideally accredited by a professional engineering institution such as IMechE, IET, IChemE, CIBSE or similar
An alternative Level 4, mechanical or electrical engineering related qualification with relevant experience and CPD training will also be considered
Specific training and experience in your primary engineering discipline (Mechanical) but with wider multi-discipline understanding and appreciation required to participate in and manage a multi-disciplined team
Experience in project life-cycle inputs through gated processes with a construction and commissioning focus from Concept Design to Setting to Work and Handover to client operations teams
Experience of influencing engineering solutions from Concept / Early Design stage
Contract / Sub-contract management experience, ideally in accordance with NEC form of contract
You must be a UK sole national, with ability to obtain SC level Security Clearance, in compliance with our client’s security policy
Technical experience in the following areas is essential: Application of DSEAR in the successful delivery of projects
Application of PSSR in the successful delivery of projects
Overseeing the development and implementation of Safe Systems of Work in relation to pipe services scope

Job Responsibility

Joining the project at Concept Design stage, you will be required to influence the development of engineering solutions for the replacement and upgrade of mechanical piped services within a Nuclear Safety Implicated facility
Throughout the project lifecycle, as a Senior Project Engineer you will be responsible for the planning and coordination of project technical scope elements, coordinating inputs with functional SME’s and supply chain partners, to ensure the proper implementation of the scope for successful delivery of the overall project
As the project progresses, you may be responsible for growing and leading a small team of MEICA engineers and holding accountability for the outputs from your team
You will be responsible for all aspects of the Mechanical scope, supporting the Project Manager in project engineering and contractor management activities
You will be aligned to the Engineering Function (MEICA), mobilised as part of a project delivery team with responsibility to support a discipline or scope of work within a multidisciplinary construction project on behalf of the operations/project lead
You will be responsible for delivering the assigned scope through agreed phases of the project life cycle to reach successful completion, deliver work that meets legislative and project requirements in accordance with Morgan Sindall standards all whilst meeting customer satisfaction criteria

What we offer

Generous, incremental holiday entitlement with the option to buy five days
Family friendly policies and work/life approach
Mentoring programmes and continuous learning support
Contributory pension scheme
Annual bonus scheme
Recognition scheme and long service awards
Car scheme and Private Medical Insurance
We offer a share-save scheme, discounts like cycle-to-work and gym memberships, plus support services for colleagues and their families

Fulltime

Senior Nuclear Energy Optimization Engineer

The Nuclear Energy Optimization Engineer will be responsible for optimizing ener...

Location

Italy , Pisa

Salary:

50000.00 - 60000.00 EUR / Year

Danem People France

Expiration Date

Until further notice

Requirements

Master’s degree in Energy Engineering, Nuclear Engineering, Mechanical Engineering, or a related field
3-7 years in energy optimization, power generation, or nuclear engineering (entry-level positions may require internships or co-op experience)
PE (Professional Engineer) license, Certified Energy Manager (CEM), or equivalent industry certifications
Understanding of thermodynamics, heat transfer, and energy conversion in nuclear systems
Proficiency in energy modeling software (e.g., RETScreen, MATLAB, Aspen Plus)
Understanding of turbine systems, steam cycles, and power grid integration
Familiarity with NRC, DOE, and EPA regulations regarding energy production and environmental impact
Ability to conduct energy audits, life-cycle assessments, and performance evaluations
Strong analytical and problem-solving abilities
Effective communication and teamwork skills for collaboration with engineers and regulatory agencies

Job Responsibility

Analyzing and optimizing the efficiency of nuclear power generation and thermal energy systems
Developing strategies to improve energy utilization, reduce waste, and enhance plant performance
Working with reactor engineers to optimize heat transfer, coolant flow, and turbine efficiency
Monitoring plant performance metrics and conducting energy audits to identify areas for improvement
Ensuring compliance with NRC (Nuclear Regulatory Commission), DOE (Department of Energy), and environmental regulations
Supporting research and development of new energy technologies, including advanced reactor designs and small modular reactors (SMRs)
Assisting in nuclear plant upgrades, retrofits, and modifications to enhance energy efficiency
Evaluating alternative energy integration with nuclear power, such as district heating, hydrogen production, and grid resilience
Conducting risk assessments and cost-benefit analyses for energy efficiency projects
Collaborating with multidisciplinary teams, including mechanical, electrical, and civil engineers, to improve plant operations

Fulltime

New

Senior Mechanical Engineer - Calandria Engineer (CANDU)

Senior Mechanical Engineer - Calandria Engineer (CANDU). Contract Duration: 12 m...

Location

Canada , Mississauga

Salary:

70.00 - 85.00 USD / Hour

Morson Talent

Expiration Date

Until further notice

Requirements

A bachelor's degree in Mechanical/ Manufacturing/ Industrial Engineering, Business, or a related field
10+ years of relevant experience, including at least 5 years in a manufacturing based organization
Familiarity with CANDU reactor technology
Excellent communication skills in English, both written and verbal
Experience/ knowledge of pressure vessels and heat exchangers will be an asset
Experience in the nuclear energy or power generation industry or oil and gas sectors will be an asset

Job Responsibility

Interpret/ review/ read detailed drawings and ability to outline GA drawings
Work with cost estimators and manufacturing engineers to review/ understand BoM, manufacturing sequences and processes
Be the single point of contact with vendor, and internal team
Manage project risk, interpret complex contracts, and resolve commercial or technical issues
Deliver regular, transparent reporting to both internal and external stakeholders

Fulltime

Select Country

Senior Mechanical Engineer - Nuclear

ATS Automation Tooling Systems Inc.

Location:
United States , Lewis Center

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 22, 2025

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