IT Security Analyst

Luxoft; United States; On-site; USD 140,000 - 200,000; Full time

Job summary

Luxoft is seeking a Senior Application Delivery & Edge Security Engineer to support enterprise application delivery, network security, and edge platforms across on‑premises and cloud environments. The role focuses on hands‑on engineering, operations, security, resiliency, and onboarding across load balancers, WAFs, CDNs, DNS, and edge security.

You will configure, maintain, and support ADCs, WAF, CDN, and edge security platforms including F5, A10, Cloudflare, and Akamai, while partnering with

Qualifications

• 5+ years with ADCs and edge platforms (F5/A10/AVI/Citrix/Cloudflare/Akamai) and solid WAF, DNS, TLS, routing, and app security.
• Experience supporting cloud-native apps in AWS/Azure/GCP with L1-7 troubleshooting and incident response.
• Daily use of AI tools (GitHub Copilot, MS Copilot, GenAI) to boost engineering productivity.

Responsibilities

• Configure, maintain, and support ADCs, WAF, CDN, and edge security platforms.
• Collaborate with network, security, and app teams to enforce security controls.
• Troubleshoot DNS, TLS, HTTP/HTTPS, routing, and load balancing issues across layers 1–7.
• Manage capacity planning, resiliency, and on-call incident response activities.
• Maintain runbooks, audit evidence, and remediation plans; mentor engineers.

Skills

F5

A10

WAF

CDN

Cloudflare

Akamai

Application Delivery Controllers

DNS

HTTP/HTTPS

TLS

Network Security

Application Security

Load Balancing

AWS/Azure/Google Cloud Platform

OWASP

Incident Management

Enterprise AI Tools

Job description

Project description

Join Our Team: Innovating Health Care with Cutting-Edge Technology
We are looking for a Senior Application Delivery & Edge Security Engineer to support enterprise application delivery, network security, and edge platforms across on-premises and cloud environments. The role focuses on hands-on engineering, operational support, security, resiliency, and application onboarding across load balancer, WAF, CDN, DNS, and edge security technologies.

Responsibilities

Responsibilities:

Configure, maintain, and support application delivery controllers, WAF, CDN, and edge security platforms, including F5, A10, Cloudflare, and Akamai.

Support application onboarding, migrations, traffic management, resiliency, and capacity planning.

Partner with network, security, and application teams to implement consistent security and operational controls.

Troubleshoot complex Layer 1-7 issues involving DNS, TLS, HTTP/HTTPS, routing, load balancing, WAF, and CDN traffic flows.

Implement security best practices, configuration standards, monitoring, change controls, and platform policies.

Participate in on-call support, high-priority incident response, and off-hours maintenance activities.

Maintain technical documentation, runbooks, audit evidence, and remediation plans.

Provide technical guidance, knowledge sharing, and mentoring to engineering teams.

Use enterprise-approved AI tools consistently to improve engineering, troubleshooting, documentation, analysis, and delivery productivity.

Skills

Must have

Mandatory Skills (only names):

F5, A10, WAF, CDN, Cloudflare, Akamai, Application Delivery Controllers, DNS, HTTP/HTTPS, TLS, Network Security, Application Security, Load Balancing, AWS/Azure/Google Cloud Platform, OWASP, Incident Management, Enterprise AI Tools

Mandatory Skills Description:

5+ years of enterprise experience supporting application delivery controllers and edge platforms such as F5, A10, AVI, Citrix, Cloudflare, or Akamai. Strong hands-on knowledge of WAF, CDN, load balancing, DNS, HTTP/HTTPS, TLS, routing, switching, and application security, including OWASP Top Ten mitigations. Experience supporting and securing cloud-native applications in AWS, Azure, or Google Cloud Platform. Ability to troubleshoot complex application delivery and security issues across Layers 1-7 and support production incidents within defined SLAs. Expected to maintain at least 90% weekly usage of enterprise-approved AI tools, including GitHub Copilot, Microsoft 365 Copilot, and other approved GenAI platforms, to enhance engineering productivity and delivery quality.

Nice-to-Have Skills Description:

Experience with AVI or Citrix application delivery platforms, scripting and automation, infrastructure/platform automation, security assessments and audits, capacity planning, and large-scale application migrations. Experience using AI-assisted workflows for troubleshooting, automation, documentation, and operational analysis is preferred.

Nice to have

Exceptional communication skills.

Ability to deliver exceptional customer service with a positive attitude.

Other

Languages

English: C1 Advanced

Seniority

Senior