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Network Engineer IIIApplied Digital • Center, Texas, United States
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Network Engineer III

Applied Digital
  • US
    Center, Texas, United States
  • US
    Center, Texas, United States
Apply Now

About

At Applied Digital, we are the epicenter of AI innovation, crafting cutting‑edge data center solutions tailored for the demands of high‑performance computing. Designed from the ground up to support AI and machine learning workloads, our infrastructure is the backbone of tomorrow’s technological advancements, including AI‑driven video and generative platforms.
We are:
Forward‑Thinkers: With a keen eye on current market trends and future innovations, we adapt swiftly and lead technological evolution.
Resilient: We navigate complex challenges and emerge stronger, delivering robust and reliable solutions for industry pioneers.
Innovative Designers: Leveraging the latest technologies, we create visionary solutions that redefine industry standards.
At Applied Digital, we are committed to solving intricate problems, advancing business initiatives, maximizing operational efficiency, and reducing our carbon footprint. We are a team of resilient, forward‑thinking innovators driving the AI revolution.
Position Summary: As a Network Engineer III, you will serve as a senior technical expert and primary engineering driver for our enterprise network infrastructure. In this role you will own critical network platforms and domains, lead complex design and implementation efforts, and provide technical leadership to junior and mid‑level engineers. Juniper is our primary networking platform, and deep JunOS expertise is central to this role. You will operate with strong autonomy, choosing your approach and driving execution across high‑impact projects and ambiguous problem spaces.
Key Responsibilities:
Own and operate critical network platforms and domains with full technical accountability
Design, implement, and optimize advanced routing and switching solutions across enterprise infrastructure
Lead troubleshooting efforts for complex and ambiguous network issues, including major root cause analysis initiatives
Architect network security solutions ensuring robust posture and compliance with industry standards
Lead network change management processes for high‑impact or high‑risk changes
Mentor and develop Engineer I and II team members through technical coaching and knowledge sharing
Collaborate with cross‑functional teams on infrastructure projects and technology evaluations
Develop and maintain comprehensive network documentation, standards, and best practices
Participate in capacity planning, performance optimization, and strategic technology evaluation
Participate in on‑call rotation for critical infrastructure and occasional off‑hours maintenance windows
Travel – 30%
Routing & Switching
Design and implement advanced routing solutions using ISIS, OSPF, and BGP in large‑scale production environments
Expert‑level configuration and troubleshooting of Juniper MX‑series routers and EX/QFX‑series, and Cisco.
Design and operate switching infrastructure using MP‑BGP EVPN, VXLAN, VLANs, spanning tree, and link aggregation
Lead RCAs for major routing and switching incidents and drive systemic improvements to prevent recurrence
Firewall & Security
Design and implement enterprise security solutions across Juniper SRX and Fortinet platforms
Lead security architecture initiatives including network segmentation strategy and ACL design
Serve as technical escalation point for complex firewall and security incidents
Influence and improve team‑wide security standards, patterns, and documentation
Automation & Scripting
Develop and maintain production‑grade automation solutions using Python, Ansible, and vendor tooling
Lead the design and implementation of automation frameworks that improve consistency and scalability
Evaluate and introduce new automation technologies and advocate for adoption where appropriate
Act as a technical resource and coach for Engineer I/II team members building automation skills
Basic Qualifications:
10+ years of hands‑on experience designing, implementing, and troubleshooting enterprise networks
Deep expertise with Juniper MX‑series routers, EX/QFX‑series switches, SRX/Fortinet firewalls in large production environments
Extensive production experience with ISIS, OSPF, and BGP routing protocols at scale
Expert knowledge of MP‑BGP EVPN, VXLAN, VLANs, spanning tree, and link aggregation
Deep expertise with enterprise firewalls including Juniper SRX and Fortinet appliances
JNCIE‑ENT, JNCIE‑SP, JNCIP, CCIE‑level certification required; candidates without certification must demonstrate verifiable equivalent production experience
Proficiency in network automation using Python, Ansible, or comparable tooling
Excellent documentation skills with ability to create clear technical diagrams and runbooks
Strong communication skills with ability to explain complex technical concepts to technical and non‑technical audiences
Experience with Juniper Mist, SD‑WAN, cloud networking (AWS/Azure/GCP), or data center spine‑leaf architectures a plus
Physical Requirements:
Able to remain in a seated position for an extended period and to lift and carry up to 15 lbs. (office manuals, case notebooks, case files, case materials, standard boxes, report binders, etc.) as needed.
The company is an Equal Opportunity Employer, drug free workplace, and complies with ADA regulations as applicable.
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  • Center, Texas, United States

Languages

  • English
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