Principal Engineer

Location Ontario, Canada Sector Engineering Salary  CAD to  CAD per annum

If you are a talented and experienced Principal Engineer, Aplin has the right opportunity for you! Our client, a leader in their field, has partnered with Aplin to grow their team in Halifax, Nova Scotia!

• Expected salary range is between $100,000 - $140,000 per annum, commensurate with experience

• Act as the technical authority within your specialist domain, providing guidance throughout the engineering lifecycle.
• Work closely with multidisciplinary engineering teams to develop robust, innovative, and cost-effective solutions that meet customer and project requirements.
• Lead and support root cause investigations and implement corrective and preventive actions to improve product robustness in accordance with established Failure Review Board processes.
• Drive innovation and help define technical roadmaps within your specialist area.
• Develop and substantiate engineering solutions through analysis, modelling and simulation, testing, and experimentation.
• Effectively communicate technical concepts, risks, recommendations, and solutions to technical and non-technical stakeholders.
• Provide technical mentoring and guidance to junior engineers and contribute to the development of engineering capabilities across the organization.

• Detailed knowledge of the Systems Engineering lifecycle, including formal processes and methodologies, preferably within the defence sector.
• Experience communicating and working with a wide range of stakeholders, including senior management and external customers.
• Strong technical leadership and problem-solving capabilities within a specialized engineering discipline.

• Master’s or PhD in a relevant technical discipline. Examples include Materials Science, Acoustic Engineering, Mechanical Engineering, Ceramic Engineering, Metallurgical Engineering, or Polymer Engineering.
• 12+ years of engineering experience within defence, aerospace, marine, or subsea environments.
• Demonstrated technical authority and expertise in one or more of the identified specialist domains.
• Experience with sonar, underwater acoustics, or sonobuoy systems is highly desirable.
• Experience with several of the following engineering and modelling tools:
  Solid Works, COMSOL, MATLAB/Simulink, Orca Flex, ProteusDS, Gazebo, Bellhop, Wader, or equivalent.

• Experience developing acoustic models for sonar, sonobuoy, or underwater sensing systems to predict system performance, detection range, and operational behaviour.
• Strong understanding of underwater acoustics, acoustic propagation, beamforming, signal generation, and acoustic performance analysis.
• Experience interpreting customer and system requirements to develop acoustic performance specifications and verification strategies.
• Experience with supplier material and process governance, including quality, traceability, and process control.
• Experience analysing and correlating modelling results with laboratory, tank, or sea-trial test data.
• Familiarity with acoustic modelling tools such as COMSOL, Bellhop, MATLAB, Wader, or equivalent.

• Expertise in multi-material systems, particularly metallic, polymer, ceramic, and adhesive materials.
• Strong understanding of corrosion, fatigue, fracture mechanics, pressure effects, and environmental degradation.
• Familiarity with additive manufacturing, including process selection and qualification, Design for Additive Manufacturing (DfAM), and polymer and metal AM technologies.
• Experience with environmental design and qualification of mission-critical systems operating in harsh environments.
• Experience with modelling and simulation, including FEA, fracture mechanics, viscoelastic modelling, thermal modelling, and corrosion modelling.
• Experience with hydrodynamic modelling is considered an asset.

• Experience in the design, development, analysis, and qualification of electroacoustic transducers for underwater applications.
• Strong understanding of piezoelectric materials, ceramics, polymers, composites, and associated manufacturing processes.
• Experience translating system and acoustic requirements into transducer performance specifications and detailed designs.
• Experience with transducer modelling using analytical methods, finite element analysis (FEA), or multiphysics simulation tools such as COMSOL.
• Knowledge of transducer characterization, including impedance analysis,…