Senior Network Security Analyst Web Application Firewalls

CenterPoint Energy and its predecessor companies have been in business for more than 150 years.

Our Vision: Our vision is to become the most admired utility in the United States through the execution of our long-term growth strategy. We have an unwavering commitment to safely and reliably deliver electricity and natural gas to millions of people.

Our Commitment: CenterPoint Energy is committed to creating an inclusive work environment where business results are achieved through the skills, abilities and talents of our diverse workforce.

At CenterPoint Energy, individuals are respected for their contributions toward our company objectives. We strive for an inclusive work environment across all levels that is reflective of the available workforce in the communities we serve.

Summary

We are seeking a Senior Network Security Analyst to help maintain a strong level of security across CNP network environments through effective security engineering. This role is responsible for protecting an organization's network infrastructure from cyber threats and unauthorized access. They design, implement, and troubleshoot security measures to ensure systems remain secure and compliant with policies and standards across a broad range of evolving network technologies and processes, as well as delivering related network security services. The analyst will work closely with Security Architecture, IT and Enterprise Architecture teams to understand requirements and ensure adherence to established security standards.

Essential Functions

• Manage day-to-day Next Gen firewall administration, including policy management, rule tuning, and health monitoring.
• Configure and maintain Web application Firewall policies.
• Configure and manage Security, NAT, QoS, and decryption policies.
• Perform quarterly review of access control list and firewall policies.
• Ensures network security rules, standards, and architecture is adequate to safeguard the CNP network.
• Review system configurations.
• Implement automation scripting to improve Network Security Operations and Services
• Develop dashboards and provide routine metrics data collection.
• Support firewall lifecycle activities from pre-installation preparation through network integration.
• Execute testing and validation for new deployments, policy changes, and upgrades.
• Coordinate deployment and go-live activities with minimal disruption to production traffic.
• Maintain documentation and configuration baselines following significant changes.
• Manage and optimize Network Segmentation environment and zones.
• Configure and manage Client Remote access solutions.
• Manage and support PGP encryption.
• Configure and maintain IDS/IPS, URL content filter and DLP operations, including profile management, incident review, and policy refinement.
• Advises departments on policies and security best practices, providing training as required.
• Serves as the subject matter expert for security best practices, policies, and regulatory requirements.
• Provides support and assistance during internal and external audits.
• Interfaces with technical vendors regarding security issues and recommend solutions.
• Develops network security standards.
• Develops network security architecture designs.
• Ability to author technical documentation

Education Description

Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or related field.

Experience

• 5+ years' experience in cybersecurity.
• Hands-on experience with Next Gen Firewalls and Web Application Firewalls.
• Hands-on experience with network, OS, and application security.
• Knowledge of VPN technologies, URL filters, and PGP.
• Experience implementing Zero Trust or similar modern security models.
• Strong analytical skills, attention to detail, and knowledge of networking protocols and
• cybersecurity frameworks.
• Ability to meet deadlines while working on multiple tasks.
• Ability to deal collaboratively, diplomatically, and successfully with customers, co-workers and other professional colleagues, managers, and staff.
• Ability to quickly learn new procedures, techniques, approaches, etc.
• Understanding of all aspects of Information Technology and its impact on the security of network environments.
• Strong written and verbal communication and excellent problem-solving and analytical skills.
• Preferred Certifications are CISSP or other relevant security certifications such as Next Gen Firewall, Web Application Firewall, Cloud Security.

Working Conditions

We want you to know

Being a part of the CenterPoint Energy team is more than a career alone. Its an opportunity to make a positive impact. You will be an integral part of enabling everyday life and the pursuit of possibilities for the customers we serve and the communities we share. The vital services we provide are at the core of making our world work, and by sharing your energy with us, well create a better tomorrow together.

What we bring to you

• Competitive pay
• Paid training
• Benefits eligibility begins on your first day
• Transit subsidies
• Flexible work schedule, paid holidays and paid time off
• Access to discounts at fitness clubs and an on-site wellness center at our headquarters in Houston
• Professional growth and development programs including tuition reimbursement
• 401(k) Savings Plan featuring a company match dollar-for-dollar up to 6% and a company contribution of 3% regardless of your contribution

Job Type: Full Time

Posting Start Date: 05/21/2026

Posting End Date: 06/05/2026

This contractor and subcontractor shall abide by the requirements of 41 CFR §§ 60-1.4(a), 60-300.5(a), and 60-741.5(a). These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities and prohibit discrimination against all individuals based on their race, color, religion, sex, sexual orientation, gender identity, or national origin. Moreover, these regulations require that covered prime contractors and subcontractors take affirmative action to employ and advance in employment individuals without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status or disability.

#LI-CNP