Junior Electrical Commissioning Engineer

HDR; Sines; Presencial; EUR 22 000 - 34 000; Tempo integral

Resumo da oferta

HDR is seeking a Junior Electrical Commissioning Engineer to support commissioning activities on complex construction and mission‑critical projects. The role suits someone with solid site experience, a strong electrical foundation, and a clear interest in building a career in commissioning.

You will work closely with Senior and Lead Electrical Commissioning Authorities, assisting inspections, testing, documentation, and handover across electrical systems on site.

Qualificações

• 2–4 years of experience working with electrical systems on construction, engineering, or commissioning projects.
• Proven site experience.
• Exposure to LV electrical systems.
• Basic understanding of electrical drawings and single line diagrams.
• Willingness to learn commissioning processes and take direction from senior team members.
• Comfortable working on site, including occasional long days when required.
• Strong attention to detail.
• Clear communication skills when reporting issues or observations.
• Strong respect for safety rules, procedures, and site protocols.

Responsabilidades

• Support Senior and Lead Electrical Commissioning Authorities with day-to-day commissioning activities.
• Be present on site during inspections, testing, and commissioning works.
• Support commissioning activities from Level 2 through Level 5.
• Help ensure commissioning activities are organised, documented, and traceable.
• Follow instructions carefully during testing, switching, and commissioning activities.
• Report observations, issues, and risks clearly and accurately.
• Assist with the review of electrical drawings and single line diagrams.
• Help check drawings against installed site conditions.
• Support reviews to identify discrepancies between design intent and actual installation.
• Develop an understanding of how design decisions affect commissioning, operation, and maintainability.
• Assist with commissioning documentation, including Level 2 and Level 3 checklists.
• Complete checklists under supervision.
• Review contractor test records for completeness and accuracy.
• Help prepare test packs, evidence folders, and supporting commissioning records.
• Learn how Level 4 and Level 5 commissioning scripts are structured and used.
• Support electrical commissioning works on site.
• Assist with equipment inspections, pre-functional checks, and basic functional testing.
• Support Senior Engineers during factory acceptance tests, site testing, and readiness reviews where required.
• Help track issues, snags, and outstanding items through to close-out.
• Maintain a strong focus on safety, quality, and procedural compliance.

Conhecimentos

Site experience

Electrical foundation

Willingness to learn

Attention to detail

Clear communication

Safety awareness

Formação académica

Electrical qualification (degree/HNC/HND/apprenticeship)

Descrição da oferta de emprego

Responsibilities

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? Watch Our Story:' https://www.hdrinc.com/our-story' Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. We are looking for a Junior Electrical Commissioning Engineer to support the delivery of commissioning activities on complex construction, engineering, and mission-critical projects. This role is suited to someone with solid site experience, a strong electrical foundation, and a clear interest in building a career in commissioning. You will work closely with Senior and Lead Electrical Commissioning Authorities, supporting inspections, testing, documentation, and handover activities across electrical systems. Site experience is essential for this role. Candidates who have not previously worked on site are unlikely to be suitable.

Commissioning Support

• Support Senior and Lead Electrical Commissioning Authorities with day-to-day commissioning activities.


• Be present on site during inspections, testing, and commissioning works.


• Support commissioning activities from Level 2 through Level 5.


• Help ensure commissioning activities are organised, documented, and traceable.


• Follow instructions carefully during testing, switching, and commissioning activities.


• Report observations, issues, and risks clearly and accurately.

Design and Early-Phase Support

• Assist with the review of electrical drawings and single line diagrams.


• Help check drawings against installed site conditions.


• Support reviews to identify discrepancies between design intent and actual installation.


• Develop an understanding of how design decisions affect commissioning, operation, and maintainability.

Commissioning Documentation

• Assist with commissioning documentation, including Level 2 and Level 3 checklists.


• Complete checklists under supervision.


• Review contractor test records for completeness and accuracy.


• Help prepare test packs, evidence folders, and supporting commissioning records.


• Learn how Level 4 and Level 5 commissioning scripts are structured and used.

Site Activities

• Support electrical commissioning works on site.


• Assist with equipment inspections, pre-functional checks, and basic functional testing.


• Support Senior Engineers during factory acceptance tests, site testing, and readiness reviews where required.


• Help track issues, snags, and outstanding items through to close-out.


• Maintain a strong focus on safety, quality, and procedural compliance.

Integrated Systems Testing

• Support Level 5 Integrated Systems Testing under close supervision.


• Observe failure scenarios, system responses, and recovery behaviour.


• Help log test results, observations, and issues during testing.


• Develop an understanding of how electrical systems interact with mechanical and controls systems.

Handover Support

• Assist with commissioning records and document close‑out.


• Support the preparation of handover documentation.


• Help track snags and outstanding actions.


• Support handover and training sessions when required.

Required Qualifications

• 2–4 years of experience working with electrical systems on construction, engineering, or commissioning projects.


• Proven site experience.


• Exposure to LV electrical systems.


• Basic understanding of electrical drawings and single line diagrams.


• Willingness to learn commissioning processes and take direction from senior team members.


• Comfortable working on site, including occasional long days when required.


• Strong attention to detail.


• Clear communication skills, particularly when reporting issues or observations.


• Strong respect for safety rules, procedures, and site protocols.

Preferred Qualifications

• Experience on data centres, mission-critical facilities, or large commercial or industrial projects.


• Commissioning experience, particularly Level 2 and Level 3 activities.


• Exposure to Level 4 and Level 5 commissioning activities.


• Basic understanding of MV electrical systems.


• Exposure to UPS systems and generators.


• Experience supporting FATs, site testing, or readiness reviews.


• Electrical qualification such as a degree, HNC/HND, apprenticeship, or equivalent.


• Basic electrical safety training.


• Interest in how electrical systems behave during failures and abnormal operating conditions.


• Commissioning certification is not expected at this level.

What We Believe

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day. Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What We Believe

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day. Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

Required Qualifications

• A minimum of 4 years of industry experience dealing with mechanical, electrical and controls disciplines


• Proven ability to lead commissioning efforts from design through project completion


• Should have a passion for sustainability and knowledge of the commissioning process and experience with design, installation and operation of building systems (including but not limited to: HVAC, electrical, mechanical, and controls)


• Must be willing to travel to site-based locations as reasonably based on HDR needs


• Must have demonstrated ability to troubleshoot HVAC, TAB, and Controls and have excellent report writing skills


• Must have a solid understanding of operational requirements, safety requirements, code inspections and maintenance considerations


• Strong written, verbal communication and time management skills; exceptional interpersonal skills; ability to interact with people at all levels


• Technical knowledge of MEP systems and HVAC expertise


• Proficiency with Microsoft Office Suite


• Multitasking ability


• Valid driver's license


• An attitude and commitment to being an active participant of our employee‑owned culture is a must

Primary Location: PT-Sines

Other Locations: Portugal, PT-Sines-Sines

Industry: Building Engineering

Schedule: Full-time

Employee Status: Regular

BusinessClass: Building Commissioning

Job Posting: Jul 30, 2026

At HDR, we are committed to the principles of employment equity. We are an Affirmitve Action and Equal Opportunity Employer (https://www.hdrinc.com/equal-employment-opportunity-employer). We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.