Secure · Cyber & Networks
Network engineering
Design, build and hardening of campus, data-centre and wide-area networks, with segmentation and secure remote access built in.
The challenge
Networks grow by addition. Over years, flat segments, legacy firewall rules and undocumented links accumulate until nobody can say with confidence what can reach what.
That uncertainty is both an availability risk and a security one: an attacker who lands on one workstation can often reach critical systems because nothing in the network stops them.
We design and build networks that are documented, segmented and resilient, so that traffic flows only where it should and failures are contained.
Our method
How the work is done.
- 01
Discovery
We document the current topology, device estate, routing, firewall rules and traffic flows, and identify single points of failure.
- 02
Design
A target architecture covering segmentation, addressing, redundancy, remote access and management plane security, reviewed with your team.
- 03
Build and migration
Staged implementation with tested rollback plans and change windows agreed with operations.
- 04
Hardening
Device configurations are hardened against CIS Benchmarks, unused services removed and administrative access restricted and logged.
- 05
Validation and handover
We test failover and segmentation rules, then hand over complete documentation and train your operators.
Deliverables
What you receive.
- Current-state network assessment and diagrams
- Target architecture and segmentation design
- Firewall rule review and rationalised rule base
- Migration and rollback plans
- Hardened device configuration baselines
- Failover and segmentation test results
- As-built documentation and operator runbooks
Engagement options
Ways to buy it.
- 012 to 4 weeks
Network assessment
Review of topology, configuration and segmentation with a prioritised improvement plan.
- 022 to 9 months
Design and build
End-to-end delivery of a new or redesigned network.
- 034 to 10 weeks
Firewall and segmentation project
Focused work to rationalise rules and introduce segmentation around critical systems.
Standards
Frameworks we work to.
- CIS Benchmarks
- NIST SP 800-41
- NIST SP 800-207
- PCI DSS
- ISO 27001
Questions
What buyers ask us.
Are you tied to a particular vendor?
No. We design to requirements and work with the major enterprise networking vendors, including the equipment you already own.
Can segmentation be introduced without downtime?
Usually, yes. We map flows first, introduce rules in monitoring mode where the platform allows, and enforce in planned windows.
Do you provide ongoing network support?
Yes, through our managed services, or we train your team to operate the network themselves.
How do you approach remote access?
We favour identity-aware access to specific applications over broad network VPN access, aligned to zero-trust principles in NIST SP 800-207.
Related services
Often delivered together.
Train
Enterprise networking
Routing, switching, wireless and network security taught through hands-on labs on real and virtual equipment.
Run
Hybrid & private cloud
Architectures that keep sensitive data in-country or on-premises while using public cloud where it fits.
Secure
Penetration testing
Controlled, evidence-led attacks on your applications, networks and cloud estate, reported in terms your engineers and your board can both act on.
Discuss network engineering.
A senior engineer reviews every enquiry and replies within one business day.