Information Security - Information Security Engineer 3 - Contingent

Information Security Engineer

Location: Las Colinas, TX; Charlotte, NC; Chandler AZ Duration: 6 months+

We are looking for a skilled and driven Senior Firewall Engineer to join our team and contribute to the design, deployment, and ongoing support of secure, scalable network infrastructures. This role is ideal for professionals with a strong foundation in enterprise firewall technologies, particularly Palo Alto Networks, and Fortinet, along with working knowledge of Cisco infrastructure products. You will be responsible for implementing and maintaining advanced security solutions, leading firewall migrations, and ensuring the integrity and performance of network security systems. A key part of this role involves using industry-standard migration tools to transition legacy systems to modern platforms with minimal disruption. The ideal candidate brings a proactive approach to problem-solving, a deep understanding of network security principles, and the ability to work across teams to align security strategies with business goals. Experience in multi-vendor environments and a willingness to adapt to evolving technologies will be highly valued.

Key Responsibilities:

• Design, implement, and maintain secure network infrastructures using Palo Alto Networks, Fortinet, and Cisco routing and switching products.
• Lead and support firewall migration projects, including policy analysis, configuration translation, and deployment using tools such as Expedition, FortiConverter, SmartMove, and other vendor utilities.
• Build and deploy new network security infrastructures, including greenfield implementations and expansion of existing environments.
• Perform security policy reviews, rulebase optimization, and threat prevention tuning to align with best practices and compliance requirements.
• Troubleshoot and resolve complex network security issues across multi-vendor environments, ensuring minimal downtime and optimal performance.
• Collaborate with cross-functional teams (network, cloud, infrastructure, and application teams) to integrate security controls into enterprise architecture.
• Maintain accurate and up-to-date documentation, including network diagrams, configuration standards, and operational procedures.
• Monitor and respond to security events, alerts, and incidents, escalating as necessary and contributing to root cause analysis and remediation.
• Participate in a rotational on-call schedule to provide after-hours support for critical network security incidents and maintenance activities.
• Stay current with emerging threats, vulnerabilities, and technologies to continuously improve the organization's security posture.

Required Qualifications:

• 4+ years of Information Security Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education.
• 2+ years of hands-on experience in network security engineering, with a strong focus on enterprise-grade firewall platforms and secure network architecture.
• 2+ years of experience configuring, managing, and troubleshooting firewalls and security management systems across Palo Alto Networks.
• 2+ years of experience in security policy design, rulebase optimization, and hardening of multi-vendor firewall environments to meet organizational and compliance standards.
• 2+ years of experience in Panorama – template stacks, device groups, policy hierarchy, logging, reporting, custom dashboards, role-based control.

Nice to have: LARGE FINANCIAL SERVICES