Network Firewall Engineer in Las Vegas, NV

Amtex Systems Inc; Las Vegas (NV); On-site; USD 120,000 - 180,000; Full time

Job summary

Amtex System Inc. is seeking a Senior Network Firewall Engineer to guide the design, deployment, and support of enterprise firewall solutions across a distributed environment.

The role emphasizes secure connectivity, policy management, incident handling, and governance to strengthen the organization’s security posture. The ideal candidate brings 5+ years in network security with hands-on firewall expertise in Palo Alto, Cisco, and Netscaler, plus familiarity with Zscaler and ISE integrations.

Qualifications

• 5+ years of experience in network security, focused on firewall management and enterprise-scale solutions.
• Ability to design secure network architectures aligned with business and technical requirements.
• Able to translate complex requirements into actionable security designs and communicate business value.

Responsibilities

• Lead delivery of scalable, secure firewall solutions across a large distributed enterprise network.
• Monitor network health using SNMP and observability platforms and drive capacity planning.
• Lead complex incident response and root cause analysis for application-layer security issues.
• Ensure firewall configurations meet regulatory requirements (e.g., PCI, Gaming) and are reviewed regularly.
• Drive preventative maintenance and respond to issues to maintain performance, availability, and security posture.
• Maintain comprehensive security documentation and lead governance reviews of security strategies and configurations.
• Collaborate with business and technical teams to align security initiatives with broader business goals.

Skills

Firewall management

Enterprise security architecture

Incident response

Regulatory compliance

Cross-functional collaboration

Education

Cisco Security Specialist

Palo Alto Networks Certification

CompTIA Security+

Tools

Palo Alto

Cisco

Netscaler

Zscaler

ISE (Identity Services Engine)

Cisco Catalyst Center

Job description

The Senior Network Firewall Engineer is responsible for leading the design, delivery, and support of network security solutions in a complex, distributed enterprise environment. Acting with a product ownership mindset, this role ensures firewall and connectivity solutions enhance the organization’s security, resilience, and agility. The engineer will contribute to secure connectivity strategy, manage firewall policies, support incident and problem resolution, monitor application, and network health, and ensure compliance with industry standards. Staying ahead of emerging threats and trends, this role plays a critical part in maintaining and improving the enterprise’s overall security posture.

THE DAY-TO-DAY:

• Lead the delivery of scalable, resilient, and secure firewall solutions across a large, distributed enterprise network, aligning with organizational security requirements and industry best practices.
• Utilize SNMP, network security policy tools, and observability platforms to monitor network health, ensure capacity planning, and drive proactive issue identification and resolution.
• Lead complex incident response and root cause analysis for application-layer network security issues, driving continuous improvement and enhancing vendor governance to ensure quality and cost-effective outcomes.
• Ensure firewall configurations and policies meet regulatory requirements (e.g., PCI, Gaming Control Boards) and adhere to evolving industry standards through regular audits and policy reviews.
• Drive preventative maintenance and respond to operational issues to maintain optimal network performance, availability, and security posture.
• Maintain comprehensive security documentation and lead regular governance reviews to validate and evolve network security strategies, policies, and configurations.
• Collaborate with business and technical teams to ensure network security initiatives support broader business goals, while leading continuous improvement efforts focused on cost, scalability, supportability, and performance.

THE IDEAL CANDIDATE:

• 5+ years of experience in network security, focused on firewall management and delivering enterprise-scale technical solutions with operational support.
• Demonstrated ability to design and implement secure network architectures aligned with business and technical requirements.
• Proficient in translating complex requirements into actionable solutions and articulating the business value of network security designs.
• Skilled in quantitative analysis, problem-solving, and leveraging data to drive technical decision-making and continuous improvement.
• Experienced with network automation tools, scripting, and the integration of modern solutions such as Zscaler with traditional firewall technologies.
• Hands-on experience with Palo Alto, Cisco, and Netscaler (or equivalent load balancer platforms), including tools such as Cisco Catalyst Center and Identity Services Engine (ISE).
• Strong project management and cross-functional collaboration skills, with the ability to lead initiatives and support firm-wide innovation.
• Certifications such as Cisco Security Specialist, Palo Alto Networks, and CompTIA Security+ are preferred; recently expired certifications will be considered.

Thanks and Regards!

646-200-7139

Amtex System Inc.