Senior Network Engineer

Marathon Petroleum Corporation; Denver (CO); On-site; USD 107,000 - 184,000; Full time

Job summary

Marathon Petroleum Corporation is seeking a Senior Network Engineer to lead design, deployment, and optimization of enterprise networking across on‑prem and cloud environments. You will drive proactive enhancements, mentor team members, and ensure alignment with security and performance standards.

The role emphasizes expertise in routing/switching, SD-WAN/SASE, and private SaaS integrations, with multiple locations including Denver and San Antonio. Strong communication and leadership required.

Qualifications

• Five or more years of relevant networking experience.
• Experience with enterprise-scale data centers and network architectures.
• CCNP or equivalent certifications preferred.

Responsibilities

• Deploy complex network configurations for on-premise or cloud networks.
• Develop playbooks for network systems and automate tasks with scripts.
• Troubleshoot ZTNA and SASE deployments in cloud networks.
• Monitor performance and tune network systems for improvements.
• Analyze traffic to identify root causes and prevent future issues.
• Adhere to network policies and SOPs for documentation.

Skills

Adaptability

AI Fundamentals

Change Management

Authentic Communicator

Cost Optimization

IoT

ITSM

Network Administration

Network Automation

Network Design

Network Engineering

Network Installations

Network Management

Network Security Management

Network Standards

Requirements Management

Results Driven

Strategic Outlook

Troubleshooting

Education

Bachelor's degree in Information Technology

CCNP or equivalent certifications

Tools

Azure

AWS

Job description

Position Summary

The ideal candidate will have a deep understanding of networking and be able to assist the Enterprise Networking team in many ways to include, but not limited to, delivering designs, assessments, remediation and standardization efforts, documentation creation, leading other team members in discussion and concept visualization. This position will serve as a subject matter expert in the Enterprise Network Team and provide guidance to various divisions within our organization, will require minimal guidance and supervision, be pro-active, show initiative, maintain a positive attitude, possess excellent communication skills and serve as a mentor to other team members.

This position is a part of a job family with multiple levels. The successful candidate will be placed at a level commensurate with experience and qualifications.

Key Responsibilities

• Deploy complex network configurations for on-premise or cloud-based networks and assists in the development of playbooks for network systems (Cloud Computing).
• Assists in the integration of new systems and tools. Develops and maintains scripts to facilitate network administrative tasks and automate repetitive processes.
• Participate and assist with troubleshooting of ZTNA and SASE based deployments (Cloud Computing, Network Installation and Configuration, Network Traffic Analysis, Network Transformation, Network Security Management).
• Monitors performance identifies areas for improvement for the network and implements performance tuning.
• Identifies trends in issues and determines the root cause to reduce future issues.
• Adheres to network policies, standards, and standard operating procedures for how-to documents.
• Undertakes the regular analysis and interpretation of traffic and utilization of services on network connections.
• Assist in troubleshooting and deploying other network technologies, such as Wireless Infrastructure, Digital Experience Tooling, WAN optimization systems and Azure Cloud integration (Network Transformation, Troubleshooting, Network Protocols, Network Security Management)
• Engage in discussions and participate in development of Private SaaS, Edge Computing and other advanced cloud capabilities (Cloud Computing, Network Installation and Configuration, Network Transformation).
• Deploying, Engineering, Troubleshooting SDWAN & SASE systems and architectures (Programming/Scripting, Network Testing, Network Management, Network Traffic Analysis, Troubleshooting).
• Adheres to network policies, standards, and standard operating procedures for how-to documents.
• Analyzes alternative hardware, platforms, and technologies for the network infrastructure (Network Transformation, Network Testing, Network Traffic Analysis).

Education and Experience

• Bachelor's degree in Information Technology preferred, related field or equivalent experience.
• Five (5) or more years of relevant experience required.
• Experience with enterprise scale data centers, network topologies and architectures required.
• Deep understanding of Routing Concepts, Switching Concepts, Quality of Service, Traffic Engineering, Filtering and Tuning (Network Traffic Analysis, Network Testing, Network Protocols) required.
• Cisco Certified Network Professional (CCNP) or equivalent certifications preferred.
• Experience in deploying Azure and AWS (Cloud) direct connect, express routes, private links and other more advanced network centric cloud-based architectures preferred.
• Experience with Zero Trust Networking or SASE experience preferred

Skills

Adaptability - Maintaining effectiveness when experiencing major changes in work responsibilities or environment (e.g., people, processes, structure, or culture); adjusting effectively to change by exploring the benefits, trying new approaches, and collaborating with others to make the change successful.

AI Fundamentals - Understanding of core AI concepts and methods, ability to apply AI to job‑relevant use cases and capacity to contribute to organizational AI reimagination.

Change Management - Change Management refers to a systematic approach for defining and implementing procedures and/or technologies to deal with changes in the environment. It can mean adapting to change, controlling change and/or effecting change.

Authentic Communicator - Expresses ideas and information, both verbally and in writing, clearly and credibly. Listens to understand and fosters constructive dialogue.

Cost Optimization - The process to analyze, plan and manage costs for cost efficiency and expense reduction, while maximizing business value.

Internet of Things (IoT) - Familiarity with IoT concepts and protocols, as well as experience designing architectures that incorporate IoT devices and enable seamless connectivity and data exchange.

IT Service Management (ITSM) - IT Service Management (ITSM) refers to the set of processes, policies, and procedures that an organization implements for designing, delivering, managing, and improving IT services it provides to its customers or internal users. ITSM aims to align the delivery of IT services with the needs of the business and ensure that IT services are delivered efficiently, effectively, and in a way that adds value to the organization.

Network Administration - Organizing, installing, and supporting the organization's computer systems, including local area networks (LANs), wide area networks (WANs), network segments, intranets, and other data communication systems.

Network Automation - Automating the configuration and management of network resources in LAN and WAN environments. This ensures consistency and scalability of the network.

Network Design - Provided network design, bandwidth allocation, IP address allocation, supervising installation, configuration and maintenance on major network technologies.

Network Engineering - The process of orchestrating network traffic and data flow across the enterprise ecosystem.

Network Installations - Configure network hardware and software components according to organizational guidelines and technical requirements. This includes the implementation and configuration of multiple servers, network devices and network management tools as well as the management of user network access to ensure stable and reliable

network operations.

Network Management System - The use of network monitoring to determine, in real time, whether a network is running optimally, to optimize and improve the average percentage of time during which the network is performing its intended function.

Network Security Management - The process of providing complete visibility into the network and generating data for assets (asset groupings and classifications), firewalls, applications, ports, protocols, VPNs, NAT, and security policies and vendor devices.

Network Standards - Sets and establishes rules that determine how data is transmitted between different devices in the same network.

Requirements Management - The process of documenting, analyzing, tracing, prioritizing and agreeing on requirements and then controlling change while also communicating to relevant stakeholders.

Results Driven - Drives operational and process excellence and innovative behavior by empowering others, collaborating, taking appropriate risk, making timely decisions and holding people accountable for results.

Strategic Outlook - Examines issues, generates ideas, creates future scenarios and develops plans with a long‑term perspective. Ensures short‑term goals support long‑term strategy and that organizational/functional strategy aligns with and supports MPC’s overall business strategy.

Troubleshooting - The act or process of discovering and resolving problems, disputes, or mechanical issues through a systematic, usually iterative, approach.

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location

San Antonio, Texas

Denver, Colorado

Denver CO

Findlay, Ohio

Job Requisition ID

00022057

Pay Min/Max

$106,900.00 - $184,300.00 Salary

Grade

11 - 12

Location Address

19100 Ridgewood Pkwy

Additional Locations

Denver, Colorado, Denver CO, Findlay, Ohio

Education

Employee Group:

Full time

Employee Subgroup:

Regular

Equal Opportunity Employer

Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision‑making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws.

• Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement.
• Detailed benefit information is available at mympcbenefits.com.
• The hired candidate will also be eligible for a discretionary company‑sponsored annual bonus program.

Equal Opportunity Employer: Veteran / Disability