Sr Firewall Engineer

MGM Resorts International; Las Vegas (NV); On-site; USD 101,000 - 134,000; Full time

Benefits offered by this job

Wellness incentive programs

Hotel/food & beverage discounts

Free meals in employee dining room

Free parking

Health & Income Protection benefits

Professional and personal development

Job summary

Las Vegas-based MGM Resorts International seeks a Senior Network Firewall Engineer to design, deliver, and support enterprise-grade firewall solutions across a distributed environment. You will own firewall policies, monitor health, and drive improvements to security posture while aligning with PCI and Gaming Board requirements.

The ideal candidate has 5+ years in network security, hands-on experience with Palo Alto, Cisco, Netscaler, and with automation and Zscaler integration.

Qualifications

• 5+ years in network security with firewall focus.
• Experience designing enterprise-grade network security.
• Ability to translate requirements into secure solutions.
• Data-driven decision making and continuous improvement.

Responsibilities

• Lead scalable firewall deployments across a large distributed network.
• Monitor network health and capacity using SNMP and observability tools.
• Lead incident response and root-cause analysis for security events.
• Ensure firewall configurations meet PCI and Gaming Board requirements.
• Document security policies and governance reviews.

Skills

Firewall management

Enterprise networking

Security certifications

Scripting & automation

Zscaler integration

Palo Alto / Cisco / Netscaler

Tools

Cisco Catalyst Center

ISE

Netscaler

Zscaler

Job description

Las Vegas, Nevada

The SHOW comes alive at MGM Resorts International

Have you ever wondered what it would be like to work in a place full of excitement, diversity, and entertainment? Are you enthusiastic about being a team player in one of the most fascinating industries in the world? At MGM Resorts, we seek individuals like YOU to create unique and show-stopping experiences for our guests.

THE JOB:
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.

THE PERKS & BENEFITS:

• Wellness incentive programs to help you stay healthy physically and mentally
• Access to company hotel, food and beverage, retail, and entertainment discounts as well as discounts with company partners on things like travel, electronics, online shopping, and more
• Free meals in our employee dining room
• Free parking
• Health & Income Protection benefits (for eligible employees)
• Professional and personal development through programs and networking opportunities as well as volunteer opportunities in the community

VIEW JOB DESCRIPTION:

https://mgmresorts.marketpayjobs.com/ShowJob.aspx?EntityID=2&jobcode=12492

Pay Range:

The pay range for this role is:

$100,800.00 - $134,300.00

This range represents a good faith estimate of the salary range that MGM reasonably expects to pay for the position upon hire. The actual salary offer will take into account a wide range of factors, including location.

This position is eligible to participate in the Company’s incentive plan.

This position is eligible to participate in the Company’s equity plan.

Employees in this position are eligible to participate in medical, dental, vision, life insurance, 401(k) plans, and time off plans. Specific program offerings vary by eligibility factors such as geographic location, employment status, and union membership.