Lead IT Network Security Engineer

CenterPoint Energy

. Provide technical leadership and subject-matter expertise for network security and web application security across CNP environments .

Posted 11/2/2026full-timeHouston • Texas • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in network security and web application security, with a strong focus on implementing and maintaining security controls, managing firewalls, and conducting vulnerability assessments. Proven ability to collaborate with cross-functional teams and provide technical leadership in cybersecurity initiatives.

Highest-signal resume keywords

Network Security ManagementWeb Application SecurityNext Gen FirewallsVulnerability AssessmentCybersecurity Frameworks

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Firewall ManagementWAF TuningIncident ResponseSecurity Policy DevelopmentAutomation ScriptingThreat AnalysisZero Trust ImplementationCloud Security ArchitectureNetwork SegmentationDLP

Soft Skills

Analytical SkillsAttention to DetailTechnical GuidanceCollaborationMentorship

Tools & Technologies

Prisma Client VPNAzureGCPSecurity Monitoring ToolsConfiguration Management Tools

Certifications & Qualifications

CISSPCybersecurity Certifications

Industry Keywords

SOXHIPAANERCChange ManagementCybersecurity Policies

Tech Stack

Tools & technologies

AzureCloudCyber SecurityFirewallsGoogle Cloud Platform

About the role

Key responsibilities & impact

Provide technical leadership and subject-matter expertise for network security and web application security across CNP environments
Design, implement, maintain, and troubleshoot security controls protecting network infrastructure, applications, and internet-facing services
Develop and maintain firewall, WAF, threat prevention, URL filtering, remote access, and application security policies
Protect web applications from application-layer threats, automated attacks, malicious bots, and abuse
Manage and support Next Gen firewalls, Prisma Client VPNs, and Web Application Firewalls
Analyze security events, alerts, and traffic patterns to identify threats, vulnerabilities, policy issues, and opportunities to strengthen controls
Lead troubleshooting and resolution of complex network and application security incidents and service-impacting issues
Partner with Security Architecture, Network Engineering, DevOps, application, and infrastructure teams to design and implement secure solutions
Review infrastructure and application changes for alignment with cybersecurity policies, architecture, and standards
Maintain security configurations, standards, procedures, diagrams, operational documentation, change records, and configuration baselines
Provide technical guidance and mentorship to engineers and serve as an escalation point for complex security issues
Support change management, incident response, vulnerability remediation, lifecycle management, and continuous security improvement initiatives
Monitor platform health and maintain KPI reporting on coverage, rule effectiveness, and incident trends
Implement automation scripting to improve firewall and WAF operations and services
Serve as subject matter expert for firewall best practices, policies, and regulatory requirements
Support internal and external audits
Interface with technical vendors regarding security issues and recommend solutions
Develop firewall security standards and architecture designs
Author technical documentation
Perform infrastructure and web application vulnerability assessments

Requirements

What you’ll need

Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or related field
Minimum of 5 years of experience in Cybersecurity or IT
Hands-on experience with Next Gen Firewalls and Web Application Firewalls
Hands-on experience with network, OS, and application security
Experience tuning WAF rulesets, managing false positives, and maintaining policy hygiene
Experience with Azure and GCP cloud apps and services
Experience with Zero Trust, SASE, network segmentation, DLP, and cloud security architectures
Experience supporting highly available, business-critical, or customer-facing applications and network security services
Experience collaborating cross-functionally with DevOps, IT, and Network Security teams
Familiarity with change management processes and maintaining configuration documentation
Experience implementing Zero Trust or similar modern security models
Strong analytical skills, attention to detail, and knowledge of networking protocols and cybersecurity frameworks
Understanding of Information Technology and its impact on the security of network environments
CISSP or other relevant security certifications highly preferred
Knowledge of SOX, HIPAA, and NERC regulations preferred

Benefits

Comp & perks

Competitive pay
Paid training
Benefits eligibility begins on your first day
Transit subsidies
Flexible work schedule
Paid holidays
Paid time off
Discounts at fitness clubs
On-site wellness center at headquarters in Houston
Professional growth and development programs
Tuition reimbursement
401(k) Savings Plan with a dollar-for-dollar company match up to 6%
Company 401(k) contribution of 3% regardless of employee contribution