Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Join us as a Senior OT Network Engineer, supporting critical infrastructure projects in rail and aviation.
- Company: Firstco designs and supports essential control and communication systems for national infrastructure.
- Benefits: Enjoy a predominantly weekday schedule with occasional planned night shifts and remote assistance opportunities.
- Why this job: Be part of impactful projects that enhance transport safety and efficiency while working in a dynamic team.
- Qualifications: 5+ years in OT networks, Cisco CCNA level skills, and the ability to work independently on multiple projects.
- Other info: Candidates must be UK residents and within commuting distance to West/Central London.
The predicted salary is between 48000 - 72000 £ per year.
At Firstco, we consult, design, build and support a range of control & communication systems and networks within transport and other critical national infrastructure industries. Firstco’s project engineers consult, design, deliver and support networks in sectors across Firstco’s business, primarily (but not limited to) railway, power and aviation.
Specific roles and responsibilities are commensurate with experience and qualifications. Firstco project engineers will provide networks to support Operational Technology (OT) and critical infrastructure such as SCADA/PLC, CCTV, public address, information systems and other sub-systems as appropriate.
Due to the nature of Firstco’s projects, some works will be required to be undertaken over night shifts or weekends to meet operational constraints. This will be occasional and planned activity, with the role being predominantly weekday-based. This role includes an element of on-call, remote assistance as part of a second-line team to support several of Firstco’s networks.
Qualifications, Experience and Education Requirements
- At least 5 years’ experience working with networks that support OT/critical infrastructure.
- Experience in configuring and supporting network devices to at least a Cisco CCNA level (or equivalent).
- Ability to work independently, think creatively and analytically, and make quick and sound decisions.
- Ability to work on numerous projects at a time.
- Able to demonstrate practical skills and work safely in rail and airport environments, including undertaking risk assessment and following safe systems of work.
- Qualified to obtain necessary passes to work in track-side and sub-surface rail locations, and in secure environments (licenses and training shall be provided, but the applicant must be able to meet requirements).
Key Responsibilities - Including but not limited to:
- A Firstco project engineer shall support all aspects of our projects, predominantly in the rail and aviation sectors, and will undertake project-specific roles in control and communications work packages including:
- System design
- System development and installation
- Test and commissioning (onsite or offsite)
- Contributing to assurance and requirements traceability activities.
This role is only available to candidates who have the right to live and work in the UK. Sponsorship is not available for this position. Applicants should be based within a commutable distance to West/Central London.
Senior OT Network Engineer employer: Firstco
Contact Detail:
Firstco Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior OT Network Engineer
✨Tip Number 1
Familiarise yourself with the specific technologies and systems mentioned in the job description, such as SCADA/PLC and CCTV. Having a solid understanding of these systems will not only help you during interviews but also demonstrate your genuine interest in the role.
✨Tip Number 2
Network with professionals in the OT and critical infrastructure sectors. Attend industry events or join relevant online forums to connect with people who work at Firstco or similar companies. This can provide valuable insights and potentially lead to referrals.
✨Tip Number 3
Prepare for technical interviews by brushing up on your Cisco CCNA knowledge and practical skills related to network configuration and support. Consider setting up a home lab to practice real-world scenarios that you might encounter in the role.
✨Tip Number 4
Be ready to discuss your experience with project management and working under pressure. Highlight any instances where you've successfully managed multiple projects or worked in challenging environments, as this aligns with the responsibilities outlined in the job description.
We think you need these skills to ace Senior OT Network Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with networks that support Operational Technology (OT) and critical infrastructure. Emphasise your skills in configuring and supporting network devices, particularly at a Cisco CCNA level or equivalent.
Craft a Strong Cover Letter: In your cover letter, explain why you are interested in the Senior OT Network Engineer position at Firstco. Mention specific projects or experiences that demonstrate your ability to work independently and manage multiple projects simultaneously.
Highlight Relevant Experience: Clearly outline your past roles and responsibilities that align with the job description. Include any experience you have in rail and aviation sectors, as well as your ability to undertake risk assessments and follow safe systems of work.
Proofread Your Application: Before submitting your application, carefully proofread all documents for spelling and grammatical errors. A polished application reflects your attention to detail and professionalism, which is crucial for this role.
How to prepare for a job interview at Firstco
✨Showcase Your Technical Expertise
Be prepared to discuss your experience with networks that support Operational Technology (OT) and critical infrastructure. Highlight specific projects where you've configured and supported network devices, especially at a Cisco CCNA level or equivalent.
✨Demonstrate Problem-Solving Skills
Firstco values quick and sound decision-making. Prepare examples of situations where you had to think creatively and analytically to solve complex problems in your previous roles.
✨Emphasise Safety Awareness
Given the nature of the role, it's crucial to demonstrate your understanding of safety protocols in rail and airport environments. Be ready to discuss your experience with risk assessments and safe systems of work.
✨Prepare for Team Dynamics
As you'll be working within a project team, highlight your ability to collaborate effectively. Share experiences where you contributed to team success, particularly in high-pressure environments or on multiple projects simultaneously.
