Job Description

Overview Cisco Sr. Engineer, Network Location: US-TX-Addison Job ID: 331653 | Position Category: Corporate - Information Systems | Position Type: Full Time | Recruiter: Demetrius Daniels Concentra is recognized as the nation's leading occupational health care company. With more than 40 years of experience, Concentra is dedicated to our mission to improve the health of America's workforce, one patient at a time. With a wide range of services and proactive approaches to care, Concentra colleagues provide exceptional service to employers and exceptional care to their employees. The Sr. Engineer, Network will be instrumental in designing, developing, and implementing robust public and private network systems. This role is critical in supporting the organization's current and future IT infrastructure through innovative design, system architecture, and collaborative execution to continuously improve the resiliency and flexibility of the organization's networking infrastructure. The ideal candidate will have strong network technical expertise supporting the network infrastructure, including traditional route/switch, virtual route/switch, VMware NSX-T, datacenter connectivity, and complex wide area networking, including Cisco SD-WAN as well as leadership capabilities and a passion for designing secure, scalable, and cost-effective network solutions. This hands-on position will directly contribute to the overall enterprise network architecture and lead the vision and strategy for all networking aspects. Responsibilities Design a range of systems—from simple to highly complex—utilizing schematic designs, architectural modeling, and prototyping for on-premises data centers and cloud (public and private). Lead network architecture planning and execution, ensuring alignment with organizational goals and cybersecurity standards. Drive ongoing evaluations and perform troubleshooting to ensure solution effectiveness. Infrastructure optimization: Analyze existing network infrastructure and identify opportunities for optimization, including network consolidation, virtualization, automation, and continuous improvements to optimize performance. Capacity planning: Conduct thorough capacity planning assessments to anticipate future network demands and proactively scale infrastructure resources as needed. Documentation and reporting: Maintain thorough documentation of network designs, configurations, and procedures. Generate regular reports to communicate project status, performance metrics, and recommendations to stakeholders. Take ownership of detailed design and implementation for both short-term initiatives and long-term strategic infrastructure goals. Develop effective network monitoring and solutions. Use these tools to measure and proactively monitor quality standards of network services, including outages, utilization, service degradations, and traffic analysis, ensuring excellence in execution and operational reliability. Develop, implement, and coordinate system policies and programs that enhance system integrity, security, and performance. Participate in peer reviews, design discussions, and architectural decisions. Possess a firm understanding of the interconnectivity within and to VMware, AWS, and Microsoft Azure platforms. Provide wireless solutions and serve as a subject matter expert for current and future wireless network implementations. Responsible for meeting network requirements for support of IP telephony solutions. Serve as the subject matter expert and primary point of contact for all network architecture activities and decisions. Lead the investigation into the root cause of problems, which may involve interaction of technologies across multiple platforms or disciplines. Adhere to corporate Change Control procedures. Collaborate with cross-functional teams to align network strategies with business goals and customer needs. Identify, research, evaluate and implement emerging network technologies. Prepare statements of work (SOWs), levels of effort, and bill of materials (BOMs) for projects. Occasional travel, off-hour and weekend work may be required. Qualifications Education Level: Bachelor’s Degree; Major: Information Technology, Computer Science. Experience in lieu of required education is acceptable. Preferred Certifications: Cisco Certified Network Professional (CCNP) or higher (e.g., CCIE) or willingness to pursue within 12 months; AWS Certified Advanced Networking; Microsoft Certified: Azure Network Engineer Associate. Required Qualifications: 7+ years of relevant IT experience, including 3+ years in a Network Technical Lead role in an Enterprise-Scale multi-site network. 3+ years of expert-level experience with SD-WAN, network switching (capacity planning & VLANs), routing (OSPF, EIGRP, BGP), and WAN technologies. 3+ years of proven experience managing/designing/implementing diverse enterprise networks, including Cisco IOS in a multi-site, multi-data center organization. 2+ years of experience with architectural and network support of Cloud Network Infrastructures and Managed Services on Azure and AWS. Preferred Qualifications: Deep understanding of BGP routing within carrier and internal connectivity, including redistribution into/from EIGRP. Experience with large WANs (1000+ sites) and migrations to Cisco SD-WAN from traditional connectivity. Wireless technologies experience (Cisco AirOS, Cisco CatOS, Meraki, Aruba) preferred. Strong knowledge of Arista switches, Cisco Nexus/Catalyst, Meraki; network automation tools and scripting (Python, Ansible, Puppet, Chef). Experience with Cisco ISE/Catalyst Center, Meraki authentication, and Aruba Central. Deep understanding of LAN/WAN/Data Center/Cloud network design. Firewall concepts and load balancing knowledge a plus. Ability to lead strategic design efforts and integrate cybersecurity best practices into architecture decisions. Experience prioritizing cross-functional requirements and leading cross-functional projects. Ability to review vendor contracts for scope, cost, and impact. Ability to analyze or design technical network solutions and their enterprise impact. Experience in regulated environments (HIPAA, PCI); healthcare experience preferred. Job Related Skills/Competencies: Exceptional written and verbal communication skills; professional demeanor. Professionalism under pressure, customer focus, and issue resolution ability. Mentorship, teamwork, and collaboration capabilities. Strong analytical and problem-solving skills; sense of urgency; ability to multitask. Additional Data Employee Benefits 401(k) Retirement Plan with Employer Match Medical, Vision, Prescription, Telehealth, & Dental Plans Life & Disability Insurance Paid Time Off Colleague Referral Bonus Program Tuition Reimbursement Commuter Benefits Dependent Care Spending Account Employee Discounts We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation, if required. *This job requires access to confidential and sensitive information, requiring ongoing discretion and secure information management* Concentra is an Equal Opportunity Employer, including disability/veterans #J-18808-Ljbffr Concentra, Inc

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