Electrical Design Engineer
Silent Aire - Dublin
Who We Are
Silent Aire, part of Johnson Controls, is a global leader in designing and manufacturing mission-critical custom air handlers, liquid cooling systems, and modular data centres for hyperscale cloud and colocation providers. We deliver high-performance solutions that prioritise quality, scalability, innovation, and rapid deployment.
What You Will Do
As an Electrical Design Engineer, you will be involved within the electrical design and development of innovative large-scale liquid cooling solutions, CDU projects, and mission-critical HVAC equipment.
You will collaborate with engineering managers, mechanical engineering teams, controls specialists, manufacturing, and project stakeholders to deliver safe, efficient, and compliant electrical designs that meet customer requirements and industry standards.
You will take ownership of electrical system design activities, from concept development and detailed engineering through manufacturing support and final project documentation. Working closely with our Electrical Panel Manufacturing team, you will develop bespoke electrical panel designs, power distribution systems, and control architectures that support high-performance mission-critical facilities.
Your work will directly contribute to the successful delivery of complex projects, ensuring technical excellence, reliability, and scalability throughout the project lifecycle.
How You Will Do It
Analyse and interpret customer specifications, technical requirements, and project drawings, ensuring compliance with applicable electrical codes and standards.
Develop detailed electrical designs, power distribution schematics, and single-line diagrams using CAD and electrical design software.
Produce controls schematics, wiring diagrams, and electrical/control panel layouts for custom air handling and cooling equipment.
Perform electrical engineering calculations including load analysis, fault current calculations, cable sizing, MCA, overcurrent protection, and voltage drop assessments.
Design and specify electrical power and control systems, ensuring safe, reliable, and efficient operation.
Select, evaluate, and specify electrical components and equipment, preparing accurate bills of materials and technical documentation.
Review and approve design deliverables to ensure quality, consistency, and compliance with project requirements.
Prepare comprehensive project submittal packages including drawings, calculations, data sheets, specifications, and supporting documentation.
Collaborate with mechanical, controls, manufacturing, and project management teams to ensure seamless multidisciplinary integration.
Provide technical leadership and mentoring to junior engineers and designers.
Support manufacturing, commissioning, field service, procurement, and customer teams with technical expertise throughout project execution.
Participate in design reviews, risk assessments, and continuous improvement initiatives.
Support business development and bid activities through technical input, design reviews, and cost estimation.
What We Look For
Bachelor’s degree in electrical engineering (BEng, BSc Eng) or equivalent qualification.
Proficiency in AutoCAD and AutoCAD Electrical. ePLAN experience would be beneficial.
5+ years' experience in electrical design engineering, preferably within HVAC, data centre, industrial, critical infrastructure, or related industries.
Strong knowledge of electrical power distribution systems, motor controls, panel design, and control system integration.
Extensive knowledge of relevant electrical codes, standards, and industry best practices.
Experience performing electrical calculations and developing engineering design documentation.
Strong understanding of electrical protection, control systems, and power system design principles.
Ability to review and interpret complex technical specifications and customer requirements.
Strong project planning and organisational skills with the ability to manage multiple priorities and deadlines.
Excellent communication and stakeholder management skills.
Experience providing technical leadership, mentoring, and guidance to engineering team members.
Proactive, self-motivated, and committed to continuous improvement and technical development.
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Skills Required
- Bachelor's degree in electrical engineering or equivalent
- Proficiency in AutoCAD
- Proficiency in AutoCAD Electrical
- ePLAN experience
- 5+ years' experience in electrical design engineering
- Strong knowledge of electrical power distribution systems, motor controls, panel design, and control system integration
- Extensive knowledge of relevant electrical codes, standards, and industry best practices
- Experience performing electrical calculations (load analysis, fault current, cable sizing, MCA, overcurrent protection, voltage drop)
- Experience producing controls schematics, wiring diagrams, and electrical/control panel layouts
- Experience preparing bills of materials, drawings, calculations, data sheets, and technical documentation
- Ability to review and interpret complex technical specifications and customer requirements
- Experience providing technical leadership, mentoring, and guidance to engineering team members
- Strong project planning, organisational skills, and ability to manage multiple priorities and deadlines
- Excellent communication and stakeholder management skills
- Proactive, self-motivated, and committed to continuous improvement
Johnson Controls Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Johnson Controls and has not been reviewed or approved by Johnson Controls.
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Retirement Support — Retirement support is positioned as a meaningful part of the package through employer 401(k) matching, repeatedly framed as a strong pillar of the overall rewards mix. The matching contribution is described with specific match levels in multiple places, reinforcing perceived value for long-term saving.
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Leave & Time Off Breadth — Time off is presented as comparatively robust, with multiple paid holiday categories, vacation time, and sick time described as generous or “amazing” in places. Paid time off breadth appears to be a consistent contributor to total rewards attractiveness beyond base pay.
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Flexible Benefits — Benefits are described as broad and customizable, spanning standard medical/dental/vision plus optional add-ons like pet insurance, identity protection, and legal support. Tuition reimbursement is repeatedly highlighted as a high-value option supporting professional development.
Johnson Controls Insights
What We Do
At Johnson Controls, we transform the environments where people live, work, learn and play. From optimizing building performance to improving safety and enhancing comfort, we drive the outcomes that matter most. Dedicated to protecting the environment, we deliver our promise in industries such as healthcare, education, data centers and manufacturing. With a global team of 100,000 experts in more than 150 countries and over 130 years of innovation, we are the power behind our customers’ mission. Our leading portfolio of building technology and solutions includes some of the most trusted names in the industry, such as Tyco®, York®, Metasys®, Ruskin®, Titus®, Frick®, Penn®, Sabroe®, Simplex®, Ansul® and Grinnell®.
