ExxonMobil · 5 hours ago
Network Security Engineer
Spring, TX
Full-time
Onsite
Mid Level
3+ years expExxonMobil is one of the world’s largest publicly traded energy and chemical companies, committed to leading in energy innovations. The Network Security Engineer will design, engineer, and manage the enterprise network security posture to protect against cyber threats while collaborating with various teams to enhance IT services.
ChemicalEnergyFossil FuelsOil and Gas
Responsibilities
Design, implement, and manage network security technologies and services across regions and different infrastructure environments (data centers, offices, edge)
Research and recommend industry best practices and emerging technologies in network security
Operate and maintain network security appliances (Fortinet, Cisco, Juniper), including upgrades and patching
Build and manage network security infrastructure using DevOps practices and automation tools
Contribute to the Zero-Ops infrastructure management vision by developing solutions that reduce manual intervention and improve operational efficiency
Support security operations: monitoring, analysis, incident response, and vulnerability management
Evaluate security advisories and vulnerabilities, providing timely recommendations and mitigations
Participate in ad-hoc vulnerability assessments and incident response
Coordinate with stakeholders across Cybersecurity, Projects, and internal customers
Develop and maintain operational processes and documentation for ongoing support
Qualification
Required
Minimum 3 years of hands-on experience in network security
Experience with network security platforms: Cisco ASA (CSM), FTD (FMC), FortiGate (FortiManager), Juniper SRX (Junos Space)
Strong understanding of networking fundamentals: TCP/IP, OSI model, routing/switching, ACLs
Familiarity with security technologies: firewalls, VPNs, IDS/IPS, encryption, authentication, vulnerability management, and incident response
Bachelor's degree or higher in Computer Science, Computer Engineering, or IT-related fields
Deep knowledge of TCP/IP, Internet technologies, IPS/IDS, firewall virtualization, VPNs, NAT, DNS, etc
Relevant certifications (preferred but not required): Cisco (CCNA/CCNP Security), Fortinet (FCA/FCSS/NSE), CISSP, GIAC
Strong advantage: experience with GitHub, Terraform, Ansible, Python, REST API, Jenkins, Jinja2, YAML
Familiarity with CI/CD concepts and tools is a plus
Experience with AWS and Azure network security services
Preferred
Excellent verbal and written communication in English
Mindset to grow and learn
Self-motivated, proactive, and able to work independently in a global virtual team
Strong multitasking and prioritization abilities
Analytical mindset and a collaborative team player
Benefits
Pension Plan: Enrollment is automatic and at no cost to you. The basic benefit is a monthly annuity to be paid to you in retirement for the rest of your life.
Savings Plan: You can contribute between 6% and 20% of your pay and are encouraged to enroll right away. If you contribute at least 6% to your savings plan, the Company will contribute a 7% match.
Workplace Flexibility: We have several programs such as “Flex your Day”, providing ad-hoc flexibility around when and where you work, as well as longer-term programs such as leaves of absence and part-time work.
Comprehensive medical, dental, and vision plans.
Culture of Health: Programs and resources to support your wellbeing.
Employee Health Advisory Program: Provides confidential professional counseling for you and your family, including tools and resources promoting mental health and resiliency at no additional cost to you.
Disability Plan: Income replacement for when you cannot work due to illness or injury occurring on or off the job. Enrollment is automatic and at no cost to you.
Company
ExxonMobil
ExxonMobil is an international oil and gas company that provides energy that helps underpin growing economies.
501-1000 employees
H1B Sponsorship
ExxonMobil has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (16)
2023 (9)
2022 (19)
2021 (7)
2020 (4)
Funding
Current Stage
Public CompanyTotal Funding
unknown1978-01-13IPO
Leadership Team
Darren Woods
CEO and Chairman
Jeff Carvell
Chief Technology Officer (InterOil Asset)
Recent News
2026-01-16
2026-01-15
Company data provided by crunchbase