Senior Network Architect: Azure & Hybrid Networking

HF Sinclair; Dallas (TX); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical Insurance

Vision Insurance

Dental Insurance

Paid Time‑Off

401(k) Retirement Plan with match

Educational Reimbursement

Parental Bonding Time

Employee Discounts

Job summary

HF Sinclair Corporation in Dallas, TX is seeking a Senior Network Engineer to architect, implement, and support enterprise networks across data center, campus, branch, and cloud environments. You will lead hybrid connectivity projects, including on‑prem to Azure integration, and drive secure, scalable networking initiatives with cross‑functional teams.

The ideal candidate has deep traditional networking experience plus hands‑on Azure networking, automation, and modern network operating models.

Qualifications

• Proficient in OSI model and modern network architectures.
• Strong TCP/IP, routing protocols, and encryption knowledge.
• Ability to design for high availability, fault tolerance, and scalability.
• Cloud networking concepts and shared responsibility models.
• Familiar with IaC concepts and tools (ARM, Bicep, Terraform).
• Automation and scripting skills (PowerShell, Python).
• Experience integrating networking with identity, security, and applications.
• Strong problem-solving and communication abilities.

Responsibilities

• Design, implement, and support enterprise network architectures across data center, campus, branch, and cloud environments.
• Architect and operate hybrid connectivity solutions (on‑prem to Azure via ExpressRoute, VPN, vWAN).
• Monitor health, performance, capacity, and availability of network and cloud services.
• Lead incident response, root cause analysis, and post‑incident improvements.
• Act as senior escalation point for complex production network issues.
• Provide technical leadership for network modernization and cloud adoption.
• Develop standards and best practices for enterprise and cloud networking.
• Automate routine tasks using scripting and IaC where appropriate.

Skills

OSI model knowledge

TCP/IP proficiency

High availability design

Cloud networking

IaC (ARM/Bicep/Terraform)

Automation scripting

Network security

Hybrid cloud experience

Communication skills

Technical leadership

Education

Bachelor's degree in Computer Science or Information Technology

Tools

Azure networking tools (VNets/ExpressRoute/NSGs)

Job description

HF Sinclair Corporation in Dallas, TX is seeking a Senior Network Engineer to architect, implement, and support enterprise networks across data center, campus, branch, and cloud environments. You will lead hybrid connectivity projects, including on‑prem to Azure integration, and drive secure, scalable networking initiatives with cross‑functional teams.

The ideal candidate has deep traditional networking experience plus hands‑on Azure networking, automation, and modern network operating models.