Senior Manager, Network and Perimeter Security
Company: Halliburton
Location: Houston
Posted on: April 7, 2026
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Job Description:
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 and evolve the organization's network, perimeter, and email
security architecture, protecting enterprise networks and internet
facing communications. Own perimeter and email security controls,
including firewalls, secure gateways, WAF, DDoS, phishing/BEC
protection, and spoofing defenses. Integrate network, perimeter,
and email security with core security platforms (IDS/IPS, SIEM,
SOAR, threat intelligence). Lead the development and execution of
the Zero Trust security framework as it applies to enterprise
networks, perimeter boundaries, remote access, and trusted
communications, enforcing least privilege and segmentation
principles. Drive adoption of Zero Trust using industry leading SSE
/ SASE capabilities focused on user access, edge security, external
exposure, and secure communications. Provide security leadership
for internet facing platforms and communications, mitigating
external threats such as malware, ransomware, phishing, bot
activity, and application layer attacks. Secure OT environments
through IT/OT segmentation and layered perimeter defenses in
partnership with OT Security and infrastructure teams. Lead
network, perimeter, and email related incident response and
continuously reduce attack surface risk. Provide operational
leadership for network, perimeter, and email security services,
managing a team of 20 engineers and contractors, ensuring 24x7
coverage, service stability, and effective execution in a dynamic,
high priority, rapidly shifting environment. Familiarity with cloud
networking and cloud perimeter concepts (e.g., VPC/VNET design,
cloud native firewalls, security groups) to effectively partner
with the Cloud Security team. Define strategy, policies, and
standards; manage vendors and budgets; and communicate risk and
posture to senior leadership. Relevant certifications such as
CISSP, CCSP, or equivalent preferred. Qualifications Understanding
of Azure, AWS, and OCI networking constructs sufficient to support
integration, troubleshooting, and architectural alignment - without
direct ownership of cloud security controls. Awareness of cloud
native perimeter and edge services to ensure cohesive enterprise
wide Zero Trust and perimeter strategies. Familiarity with
regulatory and privacy frameworks such as GDPR, CCPA, and similar
requirements impacting network, perimeter, and email security.
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
•url=https%3A%2F%2Fbusinessolver.foleon.com%2Fhalliburton%2Fhalliburton-benefits-eguide%2Flooking-to-join-the-team&data=05%7C02%7CJimilee.Thomas%40halliburton.com%7C2156d400288d46b436fb08ddf9f01a6d%7Cb7be7686">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: 207562 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.
Keywords: Halliburton, Houston , Senior Manager, Network and Perimeter Security, IT / Software / Systems , Houston, Texas
