Senior Network Engineer Job

Marathon Oil

Senior Network Engineer Job

Date: Sep 1, 2023


Houston, TX, US, 77024

Marathon Oil



Job Summary

Marathon Oil is seeking a Sr. Network Engineer to work on the Network Operations team. This team is responsible for working with the other team members to keep the enterprise network operational. The responsibilities include network design, standard maintenance, troubleshooting, addressing new requests, deployment of standardized systems & configurations, and part of the on-call rotation. In addition, the candidate must demonstrate excellent communication skills working with other Infrastructure Services teams and the business, which includes the skill to present technical solutions to non-technical management.



  • Oversee the implementation of complex networks and assume the technical lead for multiple concurrent network projects.
  • Demonstrate specialized network design and data center expertise.
  • Provide strategic and tactical direction for advanced network connectivity
  • Serve as an escalation point and provide expert technical expertise and diagnosis in resolving complex network problems
  • Extensive experience and deep knowledge of LAN, Wireless, and SD-WAN networks
  • Extensive experience and deep understanding of data center networking in a virtualized environment using Cisco Nexus, Cisco UCS, and VMWare
  • Lead, train, and mentor other Network Engineers
  • Ensure network stability and performance through operational excellence and proactive maintenance
  • Troubleshoot network problems; schedule upgrades; perform network analysis, root cause analysis, and optimization
  • Ensure uptime and monitoring of all corporate network infrastructure and circuits
  • Manage network upgrades, expansions, and new implementation projects
  • Respond to tickets promptly and resolve the issue
  • Deploy the standardized systems and configurations as the business requirements evolve
  • Collaborate on and document standard operating procedures for network support
  • Participate in on-call rotation with other operations team members

Specific technical knowledge and experience with the following products:

  • Network management and monitoring tools (i.e., Riverbed)
  • Cisco Nexus and Catalyst switches
  • Cisco ISR and ASR routers
  • Cisco Wireless LAN Controllers and Wireless Access Points
  • Cisco Identity Services Engine (ISE)
  • Cradlepoint LTE Routers

Specific technical knowledge and experience with the following technologies:

  • Routing – BGP, OSPF, HSRP
  • Switching – VLANs, rapid-PVST+, VPC
  • QoS and CoS

  • IPSec, DMVPN, SD-WAN, and SD-Access technologies
  • DNS, DHCP, and IPAM
  • Strong knowledge of packet capture and traffic analysis



  • Bachelor’s degree in IT-related field or at least ten (10) years of technical knowledge and experience of the products and technologies listed above
  • One or more industry-leading certifications preferred such as Cisco CCNP R/S or Enterprise
  • Experience working in the oil and gas industry is preferred but not required
  • Effectively work in a team environment and strong interpersonal skills
  • Knowledge of change management
  • Excellent communication and collaboration skills
  • Excellent problem analysis and resolution skills
  • Committed to maintaining accurate and complete written documentation
  • Motivated, curious, self-starter, detail orientated who has the desire to learn
  • Ability to solve technical problems with creative solutions


Marathon Oil Corporation (NYSE: MRO) is an independent oil and natural gas exploration and production company based in Houston, Texas. With a material position in four of the best oil-rich U.S. resource plays in different stages of development, we offer a variety of career opportunities, whether you’re a recent college graduate or an experienced professional. You’ll have the tools to develop and refine the skills and knowledge you need to succeed.

Marathon Oil Company will take the necessary action to ensure that applicants are treated without regard to their race, color, religion, sex, age, disability, national origin, sexual orientation, genetic information, veteran status or other protected status under applicable employment law.

If you are a current Marathon employee please use the ERP website to submit referrals.

Posting Notes: ||  Houston  ||  TX   ||  United States (US)  ||  SF:LI; SF:DI; SF:GH; SF:MN; SF:RZ ||  Information Technology  || Not Applicable  || || 31804  ||





Nearest Major Market: Houston

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