(Manager - Senior Manager) Network Security

Halliburton • Houston, TX • 2d ago

Date: Dec 1, 2025

Location:

Houston, TX, US, 77032

We are looking for the right people - people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world's largest providers of products and services to the global energy industry.

Job Duties

Lead the design, implementation, and ongoing evolution of the organization's network security architecture, ensuring integration with existing security systems, including Palo Alto Next-Gen Firewalls (NGFW), IDS/IPS, Web Application Firewalls (WAF), and SIEM platforms.

Lead the development and implementation of the Zero Trust security framework across the organization, ensuring seamless enforcement of Zero Trust principles across all network segments.

Drive the adoption of Zero Trust principles by leveraging industry-leading SSE/SASE technologies and complementary solutions.

Evaluate, select, and implement cloud-native security tools such as Palo Alto SASE, Zscaler, and Web Application Firewalls (WAF) to align with Zero Trust and security goals like least privilege, NAC, SWG, CASB, network based DLP etc.

Work closely with the Identity and Access Management (IAM) team to integrate network security policies with identity controls, ensuring secure access across all applications and network resources.

Experience in securing Operational Technology (OT) environments, including ICS/SCADA networks, and ensuring their integration with IT security systems to mitigate risks in industrial environments.

Collaborate with OT security teams to ensure the protection of critical infrastructure against cyber threats, such as malware, ransomware, and unauthorized access, while maintaining operational continuity.

Job Duties Continued

Take a leading role in network security incident management, leveraging threat intelligence to mitigate threats and respond to incidents.

Continuously assess emerging security threats, propose strategies, and implement security solutions to meet organizational objectives.

Develop and enforce network security policies, procedures, and guidelines to ensure compliance with internal security standards and compliance regulations.

Engage with senior leadership and cross-functional teams (e.g., IT, security operations) to communicate strategic goals, provide actionable recommendations, and present security reports.

Oversee and coordinate the activities of globally distributed security consultants, providing mentorship and ensuring adherence to network security best practices and Zero Trust protocols.

Qualifications

Hands-on experience with Web Application Firewalls (WAF) to safeguard web applications from attacks such as SQL injection, cross-site scripting (XSS), and other common exploits.

Experience with cloud security models and architectures, including Azure, AWS, OCI and hybrid cloud environments (VPC/VNET, NSG security).

Ability to set and articulate a clear vision and strategy for network security, ensuring alignment with broader business objectives and IT transformation goals.

Experience managing vendor relationships, overseeing security technology lifecycles, and handling contract negotiations and budget management.

Relevant certifications such as CISSP, CCSP or similar Cloud provider specific security certifications.

Familiarity with regulatory frameworks such as GDPR, CCPA etc.

Candidates having qualifications that exceed the minimum job requirements will receive consideration for higher level roles given (1) their experience, (2) additional job requirements, and/or (3) business needs. Depending on education, experience, and skill level, a variety of job opportunities might be available including Senior IT Manager.

World Class Benefits:

At Halliburton, we're committed to providing you and your family with a comprehensive and affordable benefits package - which means we offer support for your physical, emotional, financial and parental needs, both now and in the future. When you join our team, you'll have access to a wide range of resources designed to help you thrive at work and at home. By clicking here, you can review a summary of the benefits available once you join.

Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.

Location

3000 N. Sam Houston Parkway E., Houston, Texas, 77032, United States

Job Details

Requisition Number:204392

Experience Level:Experienced Hire

Job Family:Support Services

Product Service Line:Global Information Security

Full Time / Part Time:Full Time

Additional Locations for this position:

Compensation Information

Compensation is competitive and commensurate with experience.

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