Senior Network Security Engineer I 2026_431

• Bachelors degree in computer sciences or related field or equivalent experience/certification
• 4+ years of information technology experience, with 2+ years of experience in information security in some or all of the following:
• network access control, vulnerability and compliance management, identity and access management, or risk and security logging and monitoring
• networking design and concepts to include TCP/IP, switching, routing, firewalls, virtual route forwarding and VLANs.
• performing technical planning, system integration, verification and validation, risk analysis, supportability and effectiveness analyses for various tools and solutions, performance and capacity management.

• Current information security certification, including Certified Information Security Manager (CISM), or Certified Information Systems Security Professional (CISSP); CCNA; Forescout Certified Administrator (FSCA); Forescout Certified Engineer (FSCE)
• Familiarity with security frameworks CSA, NIST, CIS, PCI DSS, etc.
• Thorough understanding of the following security technologies:
• Intrusion Detection/Prevention Systems (IDS/IPS)
• Log Management
• Virtual Private Network (VPN) Remote Access

• Learning and Applying Professional Expertise
• multiple areas of network security products
• OS platforms (Windows, Linux, iOS, Android)
• common network security threats, as well as best practices to mitigate them
• Strong network layer knowledge
• Technical skills to identify and assess cloud security vulnerabilities and risks SrMgr-Information Security | Bethesda, Maryland | marriott-internal Page 5 of 9 https://internaljobs.marriott.com/internal/jobs/19103963?lang=en-us 7/31/2019
• Expertise in researching & evaluating identified vulnerabilities and risks pose to the organization's information and systems
• Excellent communication skills and problem solving ability
• Demonstrated ability to work independently and with others
• Ability to manage the details and compliance with standards and expectations
• Technical infrastructure operations, administration, or engineering background
• Lead the development of network security requirements and success criteria through collaboration with internal and external customers. Leverage these criteria and integrate business and technical knowledge when designing and developing to deliver solutions that meet functional and non-functional requirements while delivering the best value and user experience.
• Develop NAC policies in alignment with business and security requirements
• Perform daily support operations within 24/7 schedules
• Responsible for the operation, performance, availability and capacity of the network access control (NAC) and integrations.
• Collaborate with global teams across Marriott International enterprise.
• Drive overall NAC process improvements and documentation, and represent and contribute to the overall NAC solutions and methodologies
• Full life-cycle support for critical network security technology from ideation and strategic planning through retirement and decommissioning for all engineering and operational needs.
• Represent the Security Engineering team with various stakeholders to drive remediation of identified risks, endorse preventative solutions gather requirements, and influence stakeholders to reduce risk and maintain security alignment to corporate and or industry requirements.
• Create and implement an operational security program to ensure the security of NAC solution.
• Identify, select, deploy, and maintain appropriate monitoring and configuration management tools to provide proactive monitoring and management of the security posture of production environments.
• Identify, select, deploy, and maintain authentication, authorization, and auditing solutions for production operations.
• Stay current on cloud security policies, standards, regulations making recommendations for the company
• Work closely and collaboratively with Information Security, Technology teams and Business units to support their needs
• Act as an advocate of information security policies, standards, controls and as an enabler to the business while managing risk appropriately
• Drive mitigation of reported risks from continuous monitoring solutions
• Track and report on the status of cloud security risks to corporate/industry requirements.
• Gain deep security-level knowledge of on-prem and cloud environments, continuous monitoring solutions to understand and provide direct guidance for security remediation activities.
• Communication - Conveys information and ideas to others in a convincing and engaging manner through a variety of methods.
• Leading Through Vision and Values - Keeps the organization's vision and values at the forefront of employee decision making and action.
• Managing Change - Initiates and/or manages the change process and energizes it on an ongoing basis, taking steps to remove barriers or accelerate its pace; serves as role model for how to handle change by maintaining composure and performance level under pressure or when experiencing challenges.
• Problem Solving and Decision Making - Identifies and understands issues, problems, and opportunities; obtains and compares information from different sources to draw conclusions, develops and evaluates alternatives and solutions, solves problems, and chooses a course of action.
• Professional Demeanor - Exhibits behavioral styles that convey confidence and command respect from others; makes a good first impression and represents the company in alignment with its values.
• Strategy Development - Develops business plans by exploring and systematically evaluating opportunities with the greatest potential for producing positive results; ensures successful preparation and execution of business plans through effective planning, organizing, and on-going evaluation processes.
• Building a Successful Team - Uses an effective interpersonal style to build a cohesive team; inspires and sustains team cohesion and engagement by focusing the team on its mission and importance to the organization.
• Strategy Execution Ensures successful execution across of business plans designed to maximize customer satisfaction, profitability, and market share through effective planning, organizing, and on-going evaluation processes.
• Driving for Results - Sets high standards of performance for self and/or others; assumes responsibility for work objectives; initiates, focuses, and monitors the efforts of self and/or others toward the accomplishment goals; proactively takes action and goes beyond what is required.

• Undergraduate degree or equivalent experience/certification

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