Nuclear Safety Engineer Job at Sector Group (Toronto)

Cleared Senior/Principal Systems Engineer - Nuclear Safety Assessment

We are seeking a dedicated R&D Systems Engineer with nuclear weapons experience ...

Location

United States , Albuquerque

Salary:

114000.00 - 227500.00 USD / Year

Sandia National Laboratories

Expiration Date

Until further notice

Requirements

Bachelor's degree in a relevant discipline and five (5) years of directly relevant experience, or an equivalent combination of directly relevant education and engineering or scientific experience that demonstrates the knowledge, skills, and ability to perform independent research and development
An active DOE Q clearance, or equivalent is required to start
High proficiency in foundational science and engineering principles, including safety-analysis methods such as fault-tree analysis, failure modes and effects analysis (FMEA), and margin quantification
Experience with systems engineering for nuclear or high-consequence weapons systems, including applying system-of-systems thinking to ensure end-to-end functionality
Proven ability to lead complex technical projects on schedule, mentor team members, and deliver high-quality products, with demonstrated leadership experience as a project manager, technical lead, principal investigator, or similar role
Understanding of nuclear surety and reliability requirements, including familiarity with nuclear weapon safety standards, related DOE orders, and the SNL nuclear weapon product realization process
Background in reliability engineering or advanced margin-quantification frameworks
Excellent technical writing and executive presentation skills
Proven ability to work on challenging engineering problems in a fast-paced, collaborative team environment requiring extensive cross-organizational teamwork

Job Responsibility

Independently review detailed technical documents and identify salient issues related to nuclear safety
Engage with weapon system, component design, assurance, and other surety organizations
Maintain awareness of issues related to design, development, production, maintenance, and dismantlement of weapon systems
Assess tests, materials, and components for adequacy against requirements
Evaluate procedures, product specifications, and standards for compliance
Lead independent safety assessments of nuclear weapon systems and components, analyzing responses under thermal, shock, vibration, and EMI/EMC environments
Define problem scope and requirements, develop technical approaches, and apply quantitative and qualitative methods (e.g., fault-tree, FMEA, margin quantification)
Design experiments or simulations to evaluate safety-critical subsystems, collaborating with system and test engineers to verify requirements
Develop analytical frameworks and digital models to support risk-informed decisions
Mentor junior engineers in safety-analysis techniques and review their deliverables for technical accuracy

What we offer

Challenging work with amazing impact that contributes to security, peace, and freedom worldwide
Extraordinary co-workers
Some of the best tools, equipment, and research facilities in the world
Career advancement and enrichment opportunities
Flexible work arrangements for many positions include 9/80 (work 80 hours every two weeks, with every other Friday off) and 4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home)
Generous vacation, strong medical and other benefits, competitive 401k, learning opportunities, relocation assistance and amenities aimed at creating a solid work/life balance

Fulltime

R&d electrical engineer - nuclear safety assessment

We are seeking an R&D Electrical Engineer with nuclear weapons experience to ass...

Location

United States , Albuquerque

Salary:

114000.00 - 227500.00 USD / Year

Sandia National Laboratories

Expiration Date

Until further notice

Requirements

Bachelor's degree in a relevant discipline, or an equivalent combination of directly relevant education and engineering or scientific experience that demonstrates the knowledge, skills, and ability to perform independent research and development
Ability to obtain and maintain a DOE Q clearance
Graduate degree in Electrical Engineering or a highly related field where an independent research project was a graduation requirement
Ability to work independently and collaborate well in a multidisciplinary team of designers and test engineers
Outstanding verbal and written skills, including the ability to develop and present briefings
Experience working on engineering design, qualification, production, or related modeling/simulation projects
Expertise in electrical circuit design and analysis: Proficiency in power electronics, micro-electronics, integrated circuits, and analog and digital circuit design applied to safety-critical systems, including RF, optical, or radar sensors
Proficiency in safety-analysis methods: Strong understanding of fault-tree analysis, failure-modes-and-effects analysis, and margin quantification, with a background in reliability engineering or advanced margin-quantification frameworks
Experience with systems engineering: Demonstrated experience in systems engineering for nuclear or high-consequence weapons systems, including familiarity with the SNL nuclear weapon product realization process and nuclear weapon safety standards and related DOE orders
System-of-systems thinking: Experience applying system-of-systems thinking to electrical integration, ensuring end-to-end functionality

Job Responsibility

Independently review detailed technical documents and identify salient issues related to electrical design and testing in the context of nuclear safety
Engage with weapon system, component design, assurance, and other surety organizations, with a focus on electrical components and systems
Maintain awareness of issues related to design, development, production, maintenance, and dismantlement of weapon systems, particularly in the electrical domain
Assess tests, materials, and components for adequacy against requirements, emphasizing electrical testing and analysis
Evaluate procedures, product specifications, and standards for compliance with nuclear safety requirements
Lead independent safety assessments of nuclear weapon systems and components, analyzing responses under thermal, shock, vibration, and EMI/EMC environments, utilizing your expertise in electrical circuit design and analysis
Define problem scope and requirements, develop technical approaches, and apply quantitative and qualitative methods (e.g., fault-tree analysis, failure-modes-and-effects analysis, margin quantification)
Design experiments or simulations to evaluate safety-critical subsystems, collaborating with system and test engineers to verify requirements, particularly in electrical testing
Develop analytical frameworks and digital models to support risk-informed decisions leveraging your experience in system-of-systems thinking for electrical integration
Mentor junior engineers in safety-analysis techniques and review their deliverables for technical accuracy

What we offer

Challenging work with amazing impact that contributes to security, peace, and freedom worldwide
Extraordinary co-workers
Some of the best tools, equipment, and research facilities in the world
Career advancement and enrichment opportunities
Flexible work arrangements for many positions include 9/80 (work 80 hours every two weeks, with every other Friday off) and 4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home)
Generous vacation, strong medical and other benefits, competitive 401k, learning opportunities, relocation assistance and amenities aimed at creating a solid work/life balance

Fulltime

Nuclear Safety Assessment Specialist

Our Nuclear Safety Team makes sure that we keep our operations running as they s...

Location

United Kingdom , Aldermaston near Reading

Salary:

23500.00 GBP / Year

AWE

Expiration Date

Until further notice

Requirements

Any Engineering or Science based degree
Growth mindset
Curiosity
Innovation
Resilience
Teamwork

Job Responsibility

Work across the full project lifecycle, from designing new facilities to upgrading existing ones
Support research and production and help to safely decommission old sites
Solve complex technical problems
Model accident scenarios
Write detailed reports on how we manage nuclear, radiological, environmental and conventional risks
Collaborate with a range of experts including engineers, operators, project managers and external regulators
Build strong connections while delivering on real-time projects
Support the analysis of nuclear radiological, chemical, explosives and other major hazards associated with facilities, plant, equipment and products
Break down complex risks
Help design safety cases

What we offer

270 hours of annual leave
Nine-day fortnight (every other Friday off)

Fulltime

Principal Engineer-Nuclear

As a Principal Engineer - Nuclear you will be taking on a new challenge in guidi...

Location

United States , Lewis Center

Salary:

Not provided

ATS Automation Tooling Systems Inc.

Expiration Date

Until further notice

Requirements

Bachelor’s Degree in Engineering Physics, Engineering Science, Electrical, Mechanical or Mechatronics Engineering or equivalent
A professional engineering license
10+ years of experience in nuclear automated tooling design, development and qualifications of automated systems custom machinery or industrial equipment
Thorough understanding of nuclear tooling engineering and field issues, precision engineering principles and ASME codes is necessary
In-depth knowledge of and use of nuclear equipment quality standards (NQA-1, ASME BPV Section III)
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
Will be required to travel to licensed Nuclear Facilities and be registered as a Radiation Worker (US) and/or a Nuclear Energy Worker (Canada)
Must be capable of obtaining Security Clearance at nuclear sites globally
Work in conformance with divisional health, safety and environmental procedures and compliance to legislative requirements

Job Responsibility

Technical Leadership and Subject Matter Expertise: Provides Subject Matter Expert oversight and opinion to support ATS’s business in key focus areas for nuclear (e.g., SMRs, PWRs, Fuel Fabrication)
Use technical knowledge of company's and/or industry technologies to lead the development of successful approaches to critical problems and broad design issues
Participate and, where needed, lead the development of innovative programs to meet nuclear industry demand
Engineering Direction and Support: Provide technical direction, advice, and guidance to the engineering/design departments
Provide engineering support to solve problems and advance innovation including providing conceptual and detail designs, performing calculations and analysis, providing evaluation, and defining and participating in testing
Provides, and coordinates other disciplines as needed, to solve equipment problems
Project and Proposal Development: Support nuclear projects by participating in design reviews and providing solutions to complex problems
Support Applications Engineering to prepare concepts for new proposals
Prepares concept designs and assembles preliminary pricing for critical proposals
Working with project managers, assists driving successful completion of the work to meet design requirements and maintain cost and schedule

What we offer

Flexible work schedules
Employee events
Free coffee beverages
Employee referral program
Safety shoe programs
Competitive starting salaries
Overtime pay eligibility
Paid vacation
Company paid short- and long-term disability and life insurance
Comprehensive health benefits

Senior Mechanical Engineer - Nuclear

As a Senior Mechanical Designer Engineer - Nuclear you will be taking on a new c...

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
Professional Engineer License would be an asset
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
In-depth knowledge of and use of nuclear equipment quality standards (NQA-1, ASME BPV Section III)
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
Work in conformance with divisional health, safety and environmental procedures and compliance to legislative requirements
Refrain from removing or altering safety devices or guarding unless hazardous energies are controlled through lockout-tagout methods
Report any unsafe conditions or unsafe acts, defects in any equipment or protective device, and any accidents/incidents to the supervisor

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

Commissioning Engineer

To have responsibility for the commissioning activities associated with the deli...

Location

United Kingdom , Aldermaston

Salary:

Not provided

NSG Environmental Ltd

Expiration Date

Until further notice

Requirements

DV Security Level Clearance
Commissioning experience on a nuclear licenced site
Supplier witness testing
Experience of developing test documentation
Well organised with the ability to work to timescales and demonstrate attention to detail
Routine recording and reporting of information both verbal and numerical
Competent user of MS Office
Able to organise and prioritise own work

Job Responsibility

Input to the commissioning strategy and other high-level control documentation
Prepare documentation to support project delivery (Control Plans, Setting to Work documents, Site Acceptance documents, Inactive commissioning documents, Method Statements, Risk Assessments, LTQR documentation)
Liaise with sub-contractors and suppliers to support the generation and review of documentation
Attendance at FATs ensuring testing is in accordance with the agreed test plan
Ensuring supplier’s equipment is installed as per installation documentation
Witnessing Setting to Work and ensuring documented procedure is followed
Liaise with the Client site commissioning manager
Management of project engineers and technicians in support of StW, SAT and inactive commissioning activities
Reporting any plant and equipment issues to the NSG site Project Manager
Ensure and promote effective communication and working between disciplines

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 EC&I Engineer

The EC&I Engineer will be responsible for producing design studies and manufactu...

Location

United Kingdom , Nationwide

Salary:

Not provided

NSG Environmental Ltd

Expiration Date

Until further notice

Requirements

Relevant Engineering Degree, HNC or demonstrable equivalent experience
IOSH Managing Safely or Level 2 Health & Safety in the Workplace or equivalent
Broad based engineering experience in design and manufacturing
Design of electrical systems
Low voltage control gear
Control systems
Competent user of MS Office
Production of technical reports and documents

Job Responsibility

Producing design studies and manufacturing designs for NSG projects
Working within a multi-discipline design team
Undertaking the design of equipment as delegated by the Integration Manager and/or Project Manager
Production of EC&I design concepts
Produce designs that conform to relevant British and European standards and client requirements
Produce and maintain an LTQR / Technical File
Ensure the design addresses operability, maintainability, and safety issues
Produce designs that meet project programmes and budgets
Produce design justification reports
Production of functional safety and controls design documentation

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

Nuclear Technologist

Join our globally growing team at ATS Industrial Automation where we create comp...

Location

Canada , Cambridge

Salary:

Not provided

ATS Automation Tooling Systems Inc.

Expiration Date

Until further notice

Requirements

A Mechanical, Mechatronic or Electromechanical Engineering Technology diploma or equivalent
Certified Engineering Technologist is preferred
Experience in nuclear tooling/equipment development and testing
Field support experience is an asset
Thorough understanding of machine design and build
Structured problem solving is necessary
Good written and oral communication skills
Ability to lead or work as part of a multi-disciplinary project team
Requires Nuclear Energy Worker status
Ability to work at locations with radiological hazards, including nuclear site work

Job Responsibility

Provides input and review of design requirements, specifications, design documentation, and drawings
Responsible for learning the customer process and becoming the local expert in it
Participates in risk mitigation activities
Participates in design reviews with customers, vendors and internal design groups
Participates in the integration, commissioning, and troubleshooting of systems and equipment
Accountable for verifying that the system/equipment meets design requirements
Prepares or provides input to test plans
Prepares or provides input to other engineering documentation
Conducts testing and prepares test reports
Provides site support for tooling and equipment as required

What we offer

Competitive starting salaries
Comprehensive health and dental benefits
Overtime pay
Employee bonus
RSP matching
Employee Share Purchase Program
Treat days
Gourmet coffee and beverages
Subsidized breakfast and lunches
Employee referral bonuses

Fulltime

Nuclear Safety Engineer

Sector Group

Location:
Canada , Toronto

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Requirements:

Additional Information:

Job Posted:
January 15, 2026

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Cleared Senior/Principal Systems Engineer - Nuclear Safety Assessment