Apply

Ready to go for it?

AI Apply speeds things up—apply directly if you prefer.

FREE ACCESS
5,000–10,000 jobs/day
Scoutfield Logo

See all jobs on Scoutfield

Search thousands of fresh jobs every day.

Discover
  • Fresh listings
  • Fast filters
  • No subscription required
Create a free account and start exploring right away.
Sword Group

Operational Technology Network Engineer/Consultant

Sword Group

. Design and implement secure OT network architectures .

Posted 9/15/2026full-timeGlasgow • United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing and implementing secure OT network architectures, including network segmentation and firewall management. Proficient in providing technical consultancy on OT network security and resilience while supporting complex network troubleshooting and documentation.

Highest-signal resume keywords
OT Network Architecture DesignNext-Generation Firewall ManagementNetwork Segmentation ImplementationCisco Switching and RoutingIndustrial Protocols Understanding

ATS Keywords

Tailor your resume
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Network SegmentationFirewall ConfigurationVLAN ConfigurationRoutingSwitchingTCP/IPDNSNetwork TestingPacket AnalysisNetwork Security Policies
Tools & Technologies
Palo Alto NetworksFortinetCiscoCheck Point
Industry Keywords
OTIndustrialEnergyUtilitiesCNIIEC 62443Purdue ModelNCSC CAFNIST

Tech Stack

Tools & technologies
Cyber SecurityDNSFirewallsSwitchingTCP/IP

About the role

Key responsibilities & impact
  • Design and implement secure OT network architectures
  • Configure and manage firewalls, switches, routers and secure remote access solutions
  • Develop and implement network segmentation between IT, OT and safety-critical environments
  • Support deployment of industrial DMZs, security zones and conduits
  • Configure VLANs, routing, access controls and network security policies
  • Support firewall policy design, rule reviews and optimisation
  • Implement secure connectivity for OT applications, servers, engineering workstations and industrial systems
  • Support network migrations, upgrades and infrastructure refresh programmes
  • Undertake network testing, validation and performance analysis
  • Support FAT, SAT, commissioning and production go-live activities
  • Troubleshoot complex network, connectivity and firewall issues
  • Support network hardening, vulnerability remediation and security improvement activities
  • Produce HLDs, LLDs, network diagrams, firewall rule sets, test plans and as-built documentation
  • Work alongside OT, cyber security, infrastructure, application and engineering teams
  • Provide technical consultancy and guidance to customers on OT network security and resilience
  • Potentially work on international projects involving global travel

Requirements

What you’ll need
  • Strong hands-on experience with enterprise and industrial networking
  • Strong experience configuring and managing next-generation firewalls
  • Experience with Palo Alto Networks, Fortinet, Cisco or Check Point
  • Strong understanding of firewall policies, NAT, VPNs, IPS/IDS and application-based security controls
  • Experience designing and implementing OT network segmentation and industrial DMZs
  • Strong knowledge of VLANs, routing, switching, TCP/IP, DNS and network services
  • Experience with Cisco switching and routing technologies
  • Experience supporting secure remote access and privileged connectivity into OT environments
  • Understanding of industrial protocols
  • Experience with network monitoring, packet analysis and troubleshooting tools
  • Experience with high availability, redundant networking and resilient network architectures
  • Knowledge of network access control, identity-based access and zero trust principles
  • Experience with network testing, validation and acceptance activities
  • Experience producing technical network and security documentation
  • Experience within OT, industrial, energy, utilities or CNI environments would be highly desirable
  • Knowledge of IEC 62443, Purdue Model, NCSC CAF, NIST or other OT security frameworks would be advantageous

Benefits

Comp & perks
  • Personalised Career Development with customised development plans and learning and development opportunities
  • Flexible working arrangements
  • Generous annual leave allowance
  • Enhanced family friendly benefits
  • Pension scheme
  • Access to private health, well-being, and insurance schemes
  • Diverse and inclusive workplace
  • Equal opportunities employment