CB&I

Sr Principal Network Engineer

The Woodlands, TX

full time

On-site

Oil and Gas

About This Job

Company Overview CB&I® is the world’s leading designer and builder of storage facilities, tanks and terminals. With more than 60,000 structures completed throughout our 135+ year history, we have the global expertise and strategically-located operations to provide customers world-class storage solutions for even the most complex energy infrastructure projects.

Overview

CB&I® is the most experienced and the only worldwide builder and designer of industrial storage products and facilities. Headquartered in Houston, Texas, CB&I has the global expertise and strategically located operations to provide engineering, procurement and construction solutions for our customers’ most complex energy projects.

The Senior Principal Technology Specialist - Sr. Network Engineer is tasked with solving unique and complex problems that broadly impact the business. The Senior Principal Technology Specialist - Sr. Network Engineer is considered a specialist in the field of data communications, and they offer a broad base of knowledge of communication protocols, hardware, and IP-based network technologies. The Senior Principal Technology Specialist - Sr. Network Engineer impacts the direction and resource allocation of programs and projects in their discipline and works within general functional policies and industry guidelines and best practices.

The Senior Principal Technology Specialist - Sr. Network Engineer role requires conceptual and innovative thinking to develop creative solutions to Technology challenges. The Senior Principal Technology Specialist - Sr. Network Engineer blends strategic vision with hands-on technical expertise to architect, secure, and scale data and voice communications solutions, ensuring alignment with the highest security, reliability, and compliance standards.

This position is an Individual Contributor role. The role directly reports to the Director, Information Technology Infrastructure and routinely interacts with Global IT / Global Business Leads / Project Management / Engineering / Operations.

Responsibilities

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Formulate and implement a strategic vision for the company's enterprise and data center network and telecommunications domains, harnessing innovative technologies, adopting best practices, and promoting continuous improvement to enhance service delivery and customer satisfaction.

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Design, configure, implement, and maintain secure, scalable, and resilient network infrastructure, telecommunication systems, wireless networks, cloud environments, third-party integrations, security tools, firewalls, SASE, and supporting auxiliary systems such as monitoring, DHCP, and DNS.

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Collaborate with IT teams, cross -functional teams, and third parties to gather business requirements, assist with business plan development, and implement technologies such as integrated innovative network and telecommunication infrastructure, security controls, cloud solutions, and applications, while ensuring seamless and future-ready operation across the organization.

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Execute a wide range of network and telecommunications initiatives, including deploying and integrating technologies across the global enterprise.

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Engineer, deploy, and operate monitoring tools to enable visibility, control, proactive mitigation, system health, and operational effectiveness.

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Analyze network and telecommunication performance data and implement strategies to optimize system performance, such as bandwidth utilization, network throughput, routing, call quality, hardware and software tunning, and response times.

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Design and implement predictive and preventive system maintenance techniques, including lifecycle management strategies.

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Design and implement integration services with Third-Party Systems, cloud services, and SaaS.

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Adapt leading security frameworks NIST, CIS, ISO, CSA, and CB&I specific security controls to enhance cybersecurity effectiveness.

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Develop and implement robust security policies, processes, and technology systems specific to network and telecommunications domains in collaboration with the Cybersecurity team.

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Develop, review, maintain, and disseminate comprehensive and accessible documentation, including configuration details, changes, troubleshooting guides, standard operating procedures, business processes, and runbooks to ensure operational clarity and compliance.

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Leverage network and telecommunications governance expertise and infrastructure frameworks to develop and enforce policies and procedures that support continuous improvement and compliance.

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Serve as a subject matter expert within your area of responsibility, mentoring members of the global IT organization, delivering technical and operational cross-training, and providing advanced support for problem-solving and root cause analysis.

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Collaborate with Disaster Recovery (DR) and Business Continuity stakeholders to design, implement, and maintain comprehensive disaster recovery plans and strategies, ensuring continuous availability and resilience of network and VoIP/telephony services during outages, natural disasters, or cybersecurity incidents.

Qualifications

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Minimum bachelor's degree in computer science, Computer Engineering, Management Information Systems, or related field or equivalent work experience.

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Preferred 15 or more years of LAN/WAN, enterprise, and data center network, routing, switching, and wireless experience.

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Minimum 4 years of cloud network and infrastructure technologies experience

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Minimum 8 years of experience designing, configuring, and implementing unified communications, VoIP, Telephony on-prem and cloud, conference systems, third-party telephony integration, SIP, and PSTN.

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Preferred certifications or equivalent: Cisco CCNP Enterprise or Security, PCNSE, MS Azure Network, Network +

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In-depth experience designing, implementing, maintaining, and troubleshooting converged global network infrastructure consisting of Cisco IOS, NXOS, 802.1x, BGP, OSPF, EIGRP, MPLS, VPNs, DMVPN, SD-WAN, Access List, LAN, WAN, and wireless.

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Experience configuring and using networking tools such as NetBrain, ThousandEyes, SecureCRT, Wireshark, MS Visio, PRTG, Infoblox, and Cisco Collector.

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Experience planning and migrating acquisitions, divestitures, on-premise systems, SaaS, facilities, and cloud services.

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Experience diagnosing and resolving network and telecommunication issues, including hardware and software failures, connectivity problems, and performance bottlenecks, using network diagnostic tools and techniques.

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Ability to deliver illustrative design solution documentation that outlines guidance on licensing, physical architecture, logical configuration, checklist application inventory, security policy protection phases, and basic administration, including system configuration baseline and security policy configuration baseline.

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Proven ability to perform network architectural design, modeling, engineering, implementation, migration, technical refresh, upgrades, and lifecycle services for the data center and Cloud enterprise network infrastructure.

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Extensive experience supporting network services and products which include, but are not limited to, routers, switches, firewalls, web application firewalls, load balancers, DNS, email gateways, proxy services, VPN, Local Area Network (LAN), Wide Area Network (WAN) and protocols, cryptographic devices, associated device software and firmware, diagnostic tools, and automation systems.

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Experience configuring and deploying TACACS, Cisco DNAC, Cisco ISE, Cisco Prime, SD-WAN, load balancer, WAF.

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Cisco Routers experience: ISR 4331, 8500, 2911, and ASR 1000 series routers. Cisco Catalyst 9500,

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Cisco Switches experience: 9300, 9200, 8200,4500, 3850, 2960 series & Cisco Nexus 7k, 5k, and 2k switches.

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Wireless experience: Cisco AP & WLC, Aruba AP & WLC, Meraki AP, Meraki MG cellular wireless

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SD-WAN and SASE experience: Cisco Meraki MX, Palo Alto Prisma SD-WAN, Cisco Secure Access, Secure Connect

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Routing Protocol experience: BGP, OMP, EIGRP, RIP, MP-BGP, VRF, Redistribution, and Static Routing.

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Switching Protocol experience: STP, RSTP, PVSTP, VTP, VPC, ARP, FHRP, HSRP, VRRP, GLBP, VLAN, VXLAN, inter-VLAN routing.

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Supporting features, services, and security experience: IP Subnetting, VLSM, VLAN, DHCP, DNS, NAT, PAT, IP Sec, ACL, VRF, VSS, QoS, VXLAN, SSH, LDAP integrations, DNS Filtering, 802.1x, MAC Authentication, ACLs, and Certificate.

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History of delivering tier 3 and tier 4 support and acting as an escalation point across enterprise and data center networks, telecommunication, and cloud services.

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Delivering configuration and build patterns for TCP/IP networking as well as Cloud Load Balancers, Application gateway, Security Groups, VNETs/Subnets, VPN Gateways, Private links/endpoints, ExpressRoute, Route tables, DNS, traffic manager, and NAT configuration.

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Experience managing, diagnosing, and resolving Internet circuits, WAN, MPLS, point-to-point network, SIP Trunk, and SIP services.

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Familiarity with external and internal audit processes regarding IT designs and services.

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Proficiency and knowledge of automation tools and scripting languages (e.g., Python, PowerShell/Automate)

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Experience in the regular evaluation of LAN, WLAN, WAN, telephony systems, cloud environments, enterprise network, and data center infrastructure performance, ensuring optimal operation by proactively troubleshooting issues and implementing solutions that minimize downtime.

Skills and Behaviors

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In addition to providing technical leadership, build and nurture strong partnerships across business, engineering, security, and operations teams, consistently upholding the organization’s vision, core values, and business principles.

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Proactively embraces and promotes the company’s values and culture, including diversity & inclusion and a healthy and safe work environment

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Strong knowledge of hardware and software configuration using hands-on and scripting. Systems in scope include network hardware and software, telecommunication, cloud services, third-party integrations, and security tools.

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Strong assessment and analytical expertise to interpret outputs from monitoring and reporting tools to enable proactive identification of potential problem areas and implement targeted solutions to mitigate risks before they affect operations.

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Extensive knowledge in the design, implementation, and life cycle management of seamless communication across multiple platforms. Communication requirements include video teleconferencing (VTC) systems, telecommunication networks, security controls, cloud environments, and SaaS services.

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Strong knowledge of networking concepts, network virtualization technologies, such as SDN (Software-Defined Networking) and virtual private networks (VPNs), protocols, and technologies, including TCP/IP, IP Sec, DNS, DHCP, BGP, LAN/WAN, routing, switching, and wireless networks

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Strong understanding of Cisco UC VoIP, VTC (Video Teleconferencing) solutions, PSTN, SIP Gateways, SBC, QoS, MS Teams Calling, auto attendant, dial peers, MS Direct Routing, and third-party VoIP/SIP integration.

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In-depth understanding of network security principles and best practices, including firewalls, intrusion detection systems, access controls, encryption techniques, enterprise and data center networks, cloud infrastructure, VoIP, third-party integration, and Wireless.

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Strong knowledge of OSI and TCP/IP reference models, IP addressing, IP Subnetting, VLSM, QoS, VXLAN, backup, Micro-segmentation, security zones, security boundaries, bandwidth efficiency, high availability, and redundancy.

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Strong knowledge of security principles design and implementation for MS Teams Telephony, VoIP, unified communications, enterprise and data center network, routing, switching, access methods, and Wireless systems.

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Analytical problem-solving skills and attention to detail

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Must have excellent organizational, project management, and communication skills.

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Ability to work in a collaborative team environment and communicate complex technical concepts effectively.

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Must be able to successfully work on multiple projects simultaneously and work under tight deadlines in a results-oriented environment.

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Deliver exceptional customer service by combining strong customer focus with initiative-taking communication, responsiveness, and technical expertise.

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Successfully manage time and technical responsibilities, set accurate expectations, and meet deliverable deadlines while working in a team and information-sharing environment.

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Ability to think creatively and develop solutions quickly in critical environments.

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Leverages collaboration skills to solve problems with global peers across various functions.

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Possesses strong verbal & written communication skills in English, with demonstrated experience in effectively speaking to all levels of the organization, including executive level, SMEs (Subject Matter Experts), and Principal Technologists.

Sr Principal Network Engineer

About This Job

Qualifications

Skills and Behaviors

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