Cyber Security Engineer

Hitachi, Ltd.; Birmingham; Remote; GBP 60,000 - 90,000; Full time

Job summary

Hitachi Energy UK Limited is seeking a Cyber Security Engineer to help protect critical HVDC and Power Quality assets across customer sites and service environments. This role involves designing, implementing and maintaining secure OT networks, and collaborating with customers and engineering teams to assess and mitigate security risks.

You will take ownership of security initiatives, stay ahead of evolving threats, and contribute to a sustainable energy future within a global technology leader.

Qualifications

• Experience in cyber security, networking, systems administration or related technical discipline.
• Strong knowledge of network infrastructure including routers, switches, firewalls and secure communications technologies.
• Experience with Windows Server environments and Active Directory.
• Ability to troubleshoot and resolve complex technical issues within networked environments.
• Degree or certifications in cyber security or IT would be advantageous.

Responsibilities

• Deliver cyber security services across HVDC and Power Quality installations, ensuring systems remain secure, available and compliant.
• Work with customers, project teams and service engineers to ensure cyber security requirements are understood and delivered.
• Design, implement and maintain secure network architectures, including firewalls, switches, routers and supporting infrastructure.
• Participate in cyber security assessments, vulnerability reviews and risk mitigation activities.
• Troubleshoot complex cyber security and networking issues, providing technical guidance to customers and stakeholders.
• Develop and maintain cyber security documentation, procedures, and technical standards.
• Act as a trusted technical advisor to customers on cyber security risks and best practices.
• Drive continuous improvement across tools, processes and service offerings.

Skills

Analytical skills

Problem-solving

Communication skills

Education

Degree in Cyber Security / Computer Science / Information Technology / Engineering or related discipline

Tools

Windows Server

Active Directory

Job description

Location: Birmingham, England, United Kingdom

Job ID: R0147263

Date Posted: 2026-10-12

Company Name: HITACHI ENERGY UK LIMITED

Profession (Job Category): IT, Telecom & Internet

Job Schedule: Full time

Remote: Yes

Job Description

At Hitachi Energy we are helping to build a more secure, sustainable and resilient energy future. As the energy sector becomes increasingly connected, cyber security has never been more important. We have an exciting opportunity for a Cyber Security Engineer to join our HVDC Service business, supporting the protection of critical infrastructure that underpins the global energy transition.

This is a role where technical expertise meets real-world impact. You'll be working with some of the most advanced power systems in the world, helping customers maintain secure, reliable and compliant operational technology environments throughout the lifecycle of their assets.

We're looking for someone who enjoys solving complex technical challenges and wants to make a genuine difference. Whether your background is in cyber security, networking, systems engineering or industrial control systems, you'll have the opportunity to develop your expertise while working alongside experienced specialists in a collaborative and supportive environment.

As a Cyber Security Engineer, you'll work closely with customers, service teams and engineering colleagues to identify risks, implement security solutions and ensure critical systems remain protected against an evolving threat landscape. You'll be given the opportunity to take ownership, contribute new ideas and continue developing your career within a global technology leader.

This is an excellent opportunity for someone looking to build on their cyber security experience while working in an industry that is directly supporting the world's journey towards a more sustainable energy future.

How you’ll make an impact

• Support the delivery of cyber security services across HVDC and Power Quality installations, ensuring systems remain secure, available and compliant throughout their operational lifecycle.
• Work closely with customers, project teams and service engineers to ensure cyber security requirements are understood and effectively delivered throughout the lifecycle of customer systems.
• Design, implement and maintain secure network architectures, including firewalls, switches, routers and supporting infrastructure within critical operational technology environments.
• Participate in cyber security assessments, vulnerability reviews and risk mitigation activities, identifying opportunities to strengthen system resilience and reduce operational risk.
• Troubleshoot complex cyber security and networking issues, providing technical expertise and guidance to both customers and internal stakeholders.
• Support the development and maintenance of cyber security documentation, procedures, policies and technical standards.
• Act as a trusted technical advisor to customers, helping them understand cyber security risks, industry best practices and regulatory requirements.
• Drive continuous improvement by identifying opportunities to enhance tools, processes and cyber security service offerings across the wider business.

Background

• Experience within cyber security, networking, systems administration or a related technical discipline.
• Strong understanding of network infrastructure including routers, switches, firewalls and secure communications technologies.
• Knowledge of cyber security principles, standards and best practices, ideally within industrial control systems, operational technology or critical infrastructure environments.
• Experience working with Windows Server environments, Active Directory and security-focused system administration activities.
• Proven ability to troubleshoot and resolve complex technical issues within networked environments.
• Experience working directly with customers and stakeholders, building trusted relationships and providing technical guidance.
• Strong analytical, problem-solving and communication skills, with the ability to explain technical concepts to both technical and non-technical audiences.
• Degree qualification in Cyber Security, Computer Science, Information Technology, Engineering or a related discipline and/or relevant industry certifications would be advantageous.

More about us

Hitachi Energy is dedicated to fostering an inclusive workplace where every team member can thrive and contribute their unique perspectives and skills. We provide competitive salaries, flexible working hours, professional development opportunities, and a supportive work environment that encourages growth and innovation through career development programs and Employee Resource Groups (ERGs). Specific benefits depend on the location and will be communicated during the interview process.

Accessibility and reasonable accommodation

Qualified individuals with a disability may request a reasonable accommodation if you are unable or limited in your ability to use or access the Hitachi Energy career site as a result of your disability. You may request reasonable accommodations by completing a general inquiry form on our website. Please include your contact information and specific details about your required accommodation to support you during the job application process.

This is solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes will not receive a response.

Use of Al and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accordance with applicable data protection and employment laws as well as Hitachi's Global Data Privacy Notice.

Background Screening and Security Checks

As part of the hiring process, Hitachi Energy conducts pre-employment background checks that may include verification of employment history, education, criminal records, and other relevant information, in accordance with applicable laws.

For certain roles-particularly those involving access to sensitive information, financial responsibilities, client data, regulated environments, or security-sensitive functions-additional or more comprehensive background or security screenings may be required. These may include, but are not limited to, enhanced criminal history checks, credit history reviews (where legally permissible), sanctions screening, or other due diligence measures aligned with the responsibilities of the position.

The scope and depth of any background or security review will be determined based on the nature of the role and business necessity, and will always be conducted in compliance with applicable federal, state, and local laws. Candidates will be notified and, where required, asked to provide consent prior to the initiation of any such checks.