Location: Richardson, TX
Work Arrangement: Onsite
Employment Type: Contract
Duration: 12 Months
Experience: 8–10 Years
Job Description
We are looking for a highly experienced Senior Network Infrastructure Engineer to design, implement, and support complex enterprise network infrastructure solutions. The ideal candidate will have strong hands-on expertise in F5 Local Traffic Manager (LTM), F5 Global Traffic Manager (GTM), Palo Alto firewalls, and Cisco routing and switching technologies.
The candidate will be responsible for managing enterprise traffic distribution, network security, infrastructure planning, and system performance. Experience with Terraform and Ansible for infrastructure automation is highly desirable. This role requires strong technical leadership, advanced troubleshooting capabilities, and the ability to deliver complex infrastructure engineering projects.
Primary Skills
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F5 Local Traffic Manager (LTM)
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F5 Global Traffic Manager (GTM / DNS)
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Palo Alto Firewalls
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Cisco Routing and Switching
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Enterprise Network Engineering
Secondary Skills
Key Responsibilities
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Design, implement, configure, and troubleshoot enterprise F5 LTM and GTM solutions.
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Manage application traffic distribution, load balancing, and DNS-based traffic management.
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Configure and support advanced Palo Alto firewall environments.
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Manage Cisco routing and switching infrastructure.
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Lead complex network infrastructure engineering projects from planning through implementation.
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Perform system capacity planning, infrastructure assessments, configuration reviews, and audits.
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Identify and implement infrastructure automation opportunities using Terraform and Ansible.
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Analyze network performance and resolve complex infrastructure issues.
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Coordinate with engineering teams, business stakeholders, and vendors to ensure successful project delivery.
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Establish infrastructure standards and ensure solutions meet security, availability, and performance requirements.
Required Qualifications
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8–10 years of experience in network infrastructure or IT systems engineering.
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Strong hands-on experience with F5 LTM and F5 GTM.
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Advanced-level expertise in Palo Alto firewalls.
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Intermediate to advanced knowledge of Cisco routing and switching.
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Strong understanding of enterprise network architecture and infrastructure engineering.
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Experience with capacity planning, system configuration, and infrastructure auditing.
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Excellent troubleshooting and problem-solving skills.
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Bachelor's degree in Computer Science, Computer Engineering, or a related technical field.
Preferred Qualifications
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Strong experience with Terraform.
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Working knowledge of Ansible.
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Familiarity with AWS CloudFront.
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Experience with infrastructure automation and enterprise network modernization.
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Relevant cloud or networking certifications.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.
We are committed to providing reasonable accommodations to qualified applicants with disabilities and for sincerely held religious beliefs, as required by applicable law. Applicants who require a reasonable accommodation during the hiring process may request assistance.
Employment may be contingent upon the successful completion of job-related pre-employment screening, which may include background and reference checks and, where permitted by applicable law and applicable to the position, drug testing. All such screening will be conducted in accordance with applicable federal, state, and local laws.
