Senior Network Engineer – Process Control Network (PCN)
About the role
About the position
Key Responsibilities
- Design and implement PCN network infrastructure (firewalls, routing, switching)
- Lead firewall architecture, policy management, and segmentation (Purdue model)
- Manage firewall lifecycle using AlgoSec for policy analysis, compliance, and automation
- Develop technical designs, implementation plans, and test strategies
- Provide Tier-3 support for complex incidents and coordinate with vendors
- Execute changes through ServiceNow (incident & change management)
- Collaborate with global teams to implement solutions and resolve escalations
- Drive automation, process improvement, and Agile delivery practices
- Support BCP/DR activities and network resiliency initiatives
- Develops and implements solutions and processes to maintain the reliability, effectiveness, and efficiency of network security infrastructure components across the enterprise and associated process control environments.
- Works with project managers, team members, architects, business units and other stakeholders to create agile solutions, identifying continuous improvement opportunities, creating new or improved processes and automation to support step changes in operational efficiencies.
- Analyses network security needs and designs solutions that meet business requirements for protection, standardization, efficiency, scalability, supportability, and cost-effectiveness. Contributes to lifecycle activities.
- Follows standard change management processes and practices when introducing technical changes to the environment.
Must-Have Skills
- Strong hands-on experience in Palo Alto firewalls (mandatory)
- Expertise in firewall policy design, security segmentation
- Experience with AlgoSec (policy analysis & automation)
- Experience with ServiceNow (incident/change management)
- Strong knowledge of routing & switching (BGP, OSPF, VRF, VLANs)
- Experience in industrial / PCN / OT network environments
Good-to-Have Skills
- Knowledge of Purdue model / OT segmentation
- Experience with Agile/Scrum delivery
- Exposure to network automation (Python/APIs)
- Experience with centralized firewall management (e.g., Panorama)
Qualifications
- Bachelor's/Master's degree in IT / Computer Science or related field
- Certifications: CCNP, Palo Alto (PCNSE preferred)
Chevron ENGINE supports global operations, supporting business requirements across the world. Accordingly, the work hours for employees will be aligned to support business requirements. The standard work week will be Monday to Friday. Working hours are 8:00am to 5:00pm or 1.30pm to 10.30pm.
What we can offer you
Everything we do at Chevron is guided by our values and our commitment to The Chevron Way .
Have the opportunity to take part in world-leading energy projects, advance your professional development and expand your career within an inclusive and collaborative workplace.
- Join a workplace where innovation, collaboration and safety are at the core of how we work.
- Work in thoughtfully designed environments that support focus, well-being, and innovation enhanced by digital tools that enable seamless collaboration.
- Grow through structured learning, mentorship, and opportunities to contribute to impactful projects that align with Chevron's values and business priorities.
- Access comprehensive benefits that support your health, well-being, and work-life balance.
- Engage with emerging technologies and digital solutions that are shaping the future of energy and enterprise.
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