Principal Network & Cyber Security Engineer

Principle Network & Cyber Security Engineer - 12 Months Contract

Hybrid 2 days Tuesday & Wednesday other 3 remote

OUTSIDE OF IR35

In order of preference for Location - Aberdeen, Staines, Glasgow or Reading

Applicants must be able to pass HMG Baseline Personnel Security Standard (BPSS) check.

Principal Network & Cyber Security Engineer with experience in Automation & Control Network design & implementation to join my client's Systems Integration team.

As a Principal Network & Cyber Security Engineer, you will assist in providing cyber security, networking, secure architectures, solutions, vulnerability & risk assessments, technologies & procedures to support projects & clients. Your role involves discovering vulnerabilities & risks in networks, software systems & data centers through ongoing vulnerability scans, monitoring network data, & ensuring hardware & software applications are up to date.

Our Systems Integration (SI) team works with high-profile clients across the energy sector, delivering bespoke automation & control solutions that enable safer & more efficient operations.

Within SI, my client is architecting clients' digital ecosystems to be inherently safe, cyber-secure & operable, integrating client source systems across IT & Operational Technology (OT) environments, securely pushing OT data into IT systems for transformation.

They design & integrate operational technology to meet business, production, & operational goals.

Principal Network & Cyber Security Engineer responsibilities

• Provide expertise in Network Design, implementation, & testing for networks supporting Automation & Control Systems Solutions
• Identify / define the network requirements for Automation & Controls solutions
• Develop Detailed Network Architecture
• Create Network Dataflow Diagrams
• Produce Cybersecurity requirement specifications
• Develop Network Schedules (IP addresses, Data communication, server & VM, Switch & firewall)
• Develop Testing procedures (FAT)
• Create Migration Strategies
• Select suitable network components
• Review deliverables from other departments & coordinate with vendors
• Support the Lead Engineer in project objectives
• Apply integration concepts across multiple vendor platforms
• Conduct Cyber Security Risk Assessments & provide mitigation guidance
• Evaluate client security posture, identify vulnerabilities & areas for improvement
• Stay updated with security trends & threats
• Support standardization of project workflows

Skills & Qualifications

Expected:

• BSc Degree or equivalent experience
• Experience in Control System Network Design Engineering
• Understanding of IEC62443 & IEC 27001/2 standards
• Knowledge of Automation & Control engineering disciplines
• Experience in writing Network specifications
• Experience with multiple system implementations & control platforms
• Experience in Brownfield upgrades & replacements
• Knowledge of Rockwell & Schneider PLC / SCADA systems (advantageous)
• Thorough knowledge of engineering practices, standards, & procedures
• Knowledge of cybersecurity tools & standards
• Multi-sector & global project experience
• Problem-solving skills

Desirable:

• Knowledge of process automation & real-time systems
• Experience with security governance, risk, & compliance controls
• Experience with vulnerability management & penetration testing tools

Candidates must be eligible to work in the UK.

With over 90 years' combined experience, NES Fircroft is a leading engineering staffing provider worldwide, supporting sectors like Oil & Gas, Power & Renewables, Chemicals, & more. They offer comprehensive support including visas, work permits, benefits, & accommodation to ensure contractors are supported safely & compliantly.