Senior Application Delivery & Security Engineer

Rockwell Automation

. Own the design, security, and reliability of application delivery services built primarily on F5 BIG-IP Virtual Editions.

Posted 11/3/2026full-timeUnited StatesSenior💰 $119,360 - $179,040 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in F5 BIG-IP Virtual Editions, including ASM and Advanced WAF policy management, security incident troubleshooting, and application delivery services. Proficient in deploying and configuring infrastructure in cloud environments, with strong analytical and troubleshooting skills.

Highest-signal resume keywords

F5 BIG-IP Virtual Editions ManagementASM Policy Building and TuningPalo Alto Networks Firewall ConfigurationCloud Infrastructure Deployment in Microsoft AzureIRules and LTM Policy Troubleshooting

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

F5 Automation Using iControl RESTAS3AnsibleTerraformTCP/IPRouting and SwitchingDNSHTTP and HTTPSSSL and TLSApplication Security Principles

Soft Skills

Strong Troubleshooting SkillsAnalytical SkillsIndependent Work

Tools & Technologies

F5 ASMF5 LTMF5 BIG-IP DNS (GTM)Hypervisor PlatformsCloud Platforms

Certifications & Qualifications

Palo Alto Networks PCNSEF5-CA (BIG-IP Administrator)F5-CTS (LTM, DNS, and/or ASM)Cisco CCNACisco CCNP

Industry Keywords

OWASP Top 10Security PoliciesMalicious Bot TrafficLayer 7 Denial of ServiceChange Management

Tech Stack

Tools & technologies

AnsibleAssemblyAzureCloudDNSSwitchingTCP/IPTerraform

About the role

Key responsibilities & impact

Own the design, security, and reliability of application delivery services built primarily on F5 BIG-IP Virtual Editions.
Build and manage ASM and Advanced WAF security policies, including policy creation, learning and tuning, signature management, and false positive remediation.
Protect web applications and APIs against the OWASP Top 10, malicious bot traffic, and layer 7 denial of service using native ASM controls.
Analyze ASM event logs and violation data to tune policies without disrupting legitimate application traffic.
Act as the go-to resource for WAF policy strategy, enforcement decisions, and security incident troubleshooting.
Design, deploy, configure, and maintain F5 BIG-IP Virtual Edition instances across production and non-production environments.
Perform upgrades, hotfixes, licensing, and lifecycle management for the F5 Virtual Edition estate.
Deploy and support Virtual Editions on hypervisor and cloud platforms.
Configure and support LTM virtual servers, pools, monitors, profiles, and persistence.
Implement SSL and TLS offload and certificate handling.
Write and troubleshoot iRules and LTM policies for advanced traffic steering.
Manage BIG-IP DNS/GTM wide IPs, listeners, data centers, and global load balancing methods for multisite availability and failover.
Resolve complex application delivery issues using tcpdump, qkview, system logs, and packet-level analysis.
Partner with application, network, and security teams to onboard new applications behind F5 services.
Create and maintain documentation, runbooks, and standard configurations.
Participate in change management and provide support for maintenance windows and escalations, including outside standard business hours when needed.
Report to the IT Manager, Network and Security Engineering.

Requirements

What you’ll need

Bachelor's Degree in relevant field.
Legal authorization to work in the US is required.
Typically requires a minimum of 8 years of related experience.
Palo Alto Networks firewall experience beyond routine operations, including the ability to implement, configure, and troubleshoot security policies, NAT, VPNs, App-ID, and Panorama.
Palo Alto certification such as PCNSE.
Experience with F5 automation using iControl REST, AS3, Ansible, or Terraform.
Familiarity with web application security principles and the OWASP Top 10.
Experience deploying infrastructure in Microsoft Azure cloud environments.
Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent experience.
Current or previously held F5 certification, such as F5-CA (BIG-IP Administrator) and F5-CTS (LTM, DNS, and/or ASM).
Current or previously held Cisco networking certification, such as CCNA or CCNP.
Extensive practical experience with F5 LTM, BIG-IP DNS (GTM), and ASM Advanced WAF in an enterprise environment.
Deep, demonstrable expertise in ASM policy building and tuning. This is the critical requirement for the role.
Experience deploying and supporting F5 Virtual Editions on hypervisor and cloud platforms.
Strong knowledge of TCP/IP, routing and switching, DNS, HTTP and HTTPS, and SSL and TLS.
Proficiency writing and troubleshooting iRules and LTM policies.
Strong troubleshooting and analytical skills, with the ability to work independently.

Benefits

Comp & perks

Health Insurance including Medical, Dental and Vision
401k
Paid Time off
Parental and Caregiver Leave
Flexible Work Schedule where you will work with your manager to enjoy a work schedule that can be flexible with your personal life.