**DFIR Specialist (Digital Forensics & Incident Response)**
Tech Stack: CrowdStrike, SentinelOne, FTK, EnCase, Volatility, Splunk, Velociraptor
Problem Solved: Active ransomware containment, unauthorized breach isolation, evidence preservation
Day Rate: £800 – £1,100
**Ransomware & Disaster Recovery Lead**
Tech Stack: Veeam, Commvault, Rubrik, Zerto, Cohesity, Immutable S3
Problem Solved: Total infrastructure lockout, clean restoration from immutable backups
Day Rate: £750 – £1,000
**Cloud SRE / Recovery Engineer**
Tech Stack: AWS, Azure, GCP, Terraform, CloudWatch, Datadog, PagerDuty
Problem Solved: Production cloud outages, configuration drift, multi-region failovers
Day Rate: £650 – £850
**Kubernetes / Platform Specialist**
Tech Stack: Kubernetes (EKS/AKS/GKE), Helm, Istio, Docker, ArgoCD, Linux kernel
Problem Solved: Cascading container failures, broken control plane or service mesh
Day Rate: £650 – £850
**Emergency Database Administrator (DBA)**
Tech Stack: PostgreSQL, MySQL, Oracle RAC, Microsoft SQL Server, Redis, Patroni
Problem Solved: Database corruption, replication desync, query deadlocks, failover crashes
Day Rate: £600 – £850
**Network Operations / Core Routing Engineer**
Tech Stack: Cisco NX-OS, Juniper Junos, BGP, OSPF, Arista, Wireshark
Problem Solved: Core switch collapse, routing loops, external BGP blackholing, split-brain WAN
Day Rate: £550 – £800
**DDoS Mitigation & Edge Specialist**
Tech Stack: Cloudflare, Akamai, AWS Shield, F5 BIG-IP, NGINX, HAProxy
Problem Solved: Volumetric DDoS attacks, DNS hijacking, origin server collapse
Day Rate: £650 – £900
**Active Directory / Identity Recovery Engineer**
Tech Stack: Microsoft Entra ID (Azure AD), AD DS, Kerberos, Mimikatz defenses, PingFederate
Problem Solved: Compromised domain controllers, enterprise-wide lockout, identity breaches
Day Rate: £650 – £850
**Senior Linux Systems Engineer**
Tech Stack: RHEL, Debian/Ubuntu, Bash/Python, Systemd, eBPF, strace, LVM
Problem Solved: Corrupted kernels, filesystem/inode exhaustion, compromised root access
Day Rate: £550 – £750
**Firewall & Perimeter Security Engineer**
Tech Stack: Palo Alto Networks, Fortinet, Check Point, pfSense, Snort
Problem Solved: Edge perimeter exploits, misconfigured rules blocking legitimate traffic
Day Rate: £600 – £800
**Storage & SAN Architect**
Tech Stack: NetApp, Dell EMC/PowerStore, Pure Storage, iSCSI, Fibre Channel
Problem Solved: Storage array crashes, corrupted LUNs, sudden snapshot pool exhaustion
Day Rate: £650 – £850
**Critical Backend / Runtime Fixer**
Tech Stack: Java/JVM, Go, Python, Node.js, C#, Async I/O, memory profilers
Problem Solved: Production memory leaks, thread starvation, severe unhandled runtime crashes
Day Rate: £550 – £750
**DevSecOps / AppSec Engineer**
Tech Stack: Snyk, SonarQube, OWASP ZAP, GitHub Advanced Security, HashiCorp Vault
Problem Solved: Software supply-chain exploits, exposed API secrets, zero-day CVE remediation
Day Rate: £600 – £850
**Observability & APM Specialist**
Tech Stack: Splunk, Elastic (ELK), Prometheus, Grafana, OpenTelemetry, Datadog
Problem Solved: Outages where root causes are unknown, restoring system visibility
Day Rate: £550 – £750
**VoIP / Unified Communications Engineer**
Tech Stack: Teams Voice, Cisco CUCM, Asterisk/FreePBX, SIP, SBCs (AudioCodes)
Problem Solved: Contact centre or telephony outages cutting off customer or emergency lines
Day Rate: £500 – £700
**PKI & Certificate Infrastructure Specialist**
Tech Stack: OpenSSL, Let's Encrypt, DigiCert, Venafi, HashiCorp Vault, Active Directory CS
Problem Solved: Expired root or wildcard SSL certificates taking down public services
Day Rate: £600 – £800
**Hypervisor / Virtualisation Specialist**
Tech Stack: VMware vSphere/ESXi, Proxmox, Hyper-V, KVM, Nutanix
Problem Solved: Host kernel panics, disconnected shared datastores, corrupted virtual disk images
Day Rate: £550 – £750
**ERP / Transactional Recovery Specialist**
Tech Stack: SAP ECC/S4HANA, Oracle ERP, Microsoft Dynamics, ABAP, SQL
Problem Solved: Frozen warehouse dispatch, interrupted payroll runs, failed supply-chain order queues
Day Rate: £700 – £950
**Major Incident Commander (Crisis Lead)**
Tech Stack: ITIL frameworks, Jira Service Management, PagerDuty, Statuspage
Problem Solved: Communication paralysis, team silos, and coordination breakdown during major outages
Day Rate: £650 – £850
**Cyber Legal & Regulatory Forensics Liaison**
Tech Stack: GDPR/DPA 2018 frameworks, NIST, ISO 27001, forensic chain-of-custody tooling
Problem Solved: Breach classification, evidence preservation, and mandatory 72-hour regulatory filings
Day Rate: £750 – £1,050
