Senior Network Engineer

Meet the team:

We lead the way in setting the standards and best practices for running and maintaining such platforms.

The ideal candidate will ensure the reliability, security, and efficiency of our network to support our business operations.

Where you come in:

• Design scalable and secure enterprise network architectures (LAN, WAN, WLAN, SD‑WAN, Data Center).
• Evaluate new network technologies and recommend improvements or upgrades.
• Deploy, configure, and maintain network hardware such as routers, switches, firewalls, wireless controllers, load balancers, and VPN devices.
• Manage and optimize routing protocols (BGP, OSPF, EIGRP) and Layer 2 technologies (VLANs, STP, EtherChannel).
• Partner with infrastructure, cloud, security, and application teams to support enterprise initiatives. Work with InfoSec teams to enforce network security policies and controls.
• Utilize monitoring tools such as SolarWinds, PRTG, Cisco Catalyst Center, or equivalent to monitor network performance and proactively remediate issues.
• Participate in security incident response related to network events.
• Maintain comprehensive documentation (network diagrams, inventories, SOPs).
• Support audit, compliance, and change‑management processes.
• Engage with vendors for equipment lifecycle planning, support cases, and new technology evaluations.

What makes you successful:

• 5+ years of experience in network engineering.
• Proven experience in designing and managing large-scale network infrastructure.
• Strong knowledge of network protocols, routing, switching, and security technologies.
• Proficiency in network-related programming languages and scripting (e.g., Python, PowerShell, Bash).
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal skills.
• Ability to work effectively in a fast-paced, dynamic environment.
• Strong experience in managing complete infrastructure including the following technologies:
• Routing/Switching/Wireless (Cisco, Extreme)
• Firewalls (Palo Alto)
• VPN (Palo Alto, Cisco)
• NAC (ForeScout)
• Load Balancing (Citrix NetScaler)
• SD-WAN (Palo Alto, Fortinet)
• Relevant certifications (e.g., CCNP, CCIE) are highly desirable.

What you’ll get:

• A front row seat to life changing CGM technology. Learn about our brave #dexcomwarriors community.
• A full and comprehensive benefits program.
• Growth opportunities on a global scale.
• Access to career development through in-house learning programs and/or qualified tuition reimbursement.
• An exciting and innovative, industry-leading organization committed to our employees, customers, and the communities we serve.

Travel Required:

• 15-25%

Experience and Education Requirements:

• Typically requires a Bachelor’s degree in a technical discipline, and a minimum of 5-8 years related experience or Master’s degree and 2-5 years equivalent industry experience.