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Application Delivery & Load Balancing Engineer
Location
United Kingdom
Posted
34 days ago
Salary
0
Seniority
Senior
Job Description
Application Delivery & Load Balancing Engineer
Telefónica Tech
• Serve as an expert in the support of application delivery and architecture, primarily NetScaler (Citrix ADC) as well as Citrix, and VMware Horizon presentation platforms • Ensure stability and performance of Epic access layers • Lead resolution of complex incidents and provide escalation guidance • Maintain comprehensive documentation for architectures, configurations, and support procedures • Ensure compliance with security policies and regulatory requirements • Oversee certificate management, integrations, TLS hardening, and secure configurations • Support risk assessment and mitigation for external access platforms • Contribute to development and update of DR strategies • Lead testing and validation to meet recovery objectives • Work with various teams to ensure coordinated service delivery • Advise on projects and technical stakeholder access implications • Contribute to change governance and execution across platforms • Contribute to service enhancements, capacity planning, technology refresh, and tuning • Assess emerging technologies to recommend improvements in access, reliability, and clinician experience
Job Requirements
- Deep expertise within Citrix NetScaler /ADC, including configuration, optimisation, and troubleshooting in enterprise environments
- Demonstrable experience delivering highly available, low‑latency access at enterprise scale
- Strong understanding of authentication services, certificates, TLS, and secure access patterns
- Strong communication and documentation skills, with ability to produce clear technical documentation for diverse audiences
- Proven experience in incident management, escalation procedures, and resolution of complex technical issues
- Knowledge of change governance, change management processes, and controlled deployment methodologies
- Strong working knowledge of Citrix or Omnissa/VMware Horizon environments and their integration with access platforms
- Professional certifications such as Citrix CCE‑V/CCP‑V, Citrix ADC, or VMware VCP
- Experience in regulated, enterprise‑scale, or public sector healthcare Managed Services environments
- Knowledge of ITIL processes, structured change management, and service management best practices
- Experience with Disaster Recovery (DR) planning, testing, and validation to meet recovery objectives
- Familiarity with Epic EHR systems and their integration with application delivery platforms
- Experience in capacity planning, performance tuning, and technology refresh initiatives
Benefits
- Training on Epic applications available to post holder
- Inclusion initiatives like TogetHer (Women's network)
- Employee Resource Groups including Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability
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