System integration testing engineer

Company Description:
Optimum Data Analytics is a strategic technology partner delivering reliable turn key AI solutions. Our streamlined approach to development ensures high-quality results and client satisfaction. We bring experience and clarity to organizations, powering every human decision with analytics & AI. Our team consists of statisticians, computer science engineers, data scientists, and product managers. With expertise, flexibility, and cultural alignment, we understand the business, analytics, and data management imperatives of your organization. Our goal is to change how AI/ML is approached in the service sector and deliver outcomes that matter. We provide best-in-class services that increase profit for businesses and deliver improved value for customers, helping businesses grow, transform, and achieve their objectives

Job Details:
Position: System integration testing engineer (Cisco's DNAC or Nexus)
Work Mode: Remote
Experience: 5-6 years
Budget: 20 LPA - 24 LPA
A system integration testing (SIT) engineer with experience in Cisco's DNAC or Nexus
platforms validates that network components and software applications function seamlessly
together in a data center or large-scale enterprise environment. This role requires deep
expertise in network automation, L2-L7 protocols, and a software-defined approach to
networking.
Key responsibilities
Strategy and automation:

• Develop and execute comprehensive test plans, including functional, performance, and
interoperability testing for Cisco DNAC or Nexus-based solutions.

• Design and build network automation workflows using tools like Python, Ansible, and REST APIs
for automated testing and orchestration.

• Utilize CI/CD pipelines (e.g., Jenkins) to ensure continuous testing and integration of new network features.
Network testing and troubleshooting:

• Set up and maintain complex network testbeds, including Cisco Nexus switches (e.g., Nexus 9000, 7000), fabrics, and DNAC servers.

• Validate DNAC functionalities, including automated provisioning, policy enforcement, and
assurance features.

• Test data center network virtualization technologies, such as VXLAN on Nexus, and integrations
with hypervisors like VMware.

• Perform deep-level debugging and root-cause analysis for network and system integration failures.
Collaboration and documentation:

• Work with cross-functional teams, including network architects and software developers, to define requirements and resolve technical issues.

• Document test procedures, test results, and defect reports, providing clear communication to all
stakeholders.

• Collaborate with customer support and field engineers to understand real-world deployment
scenarios and user requirements.
Required skills and qualifications
Technical expertise:

• Networking platforms: Hands-on experience with Cisco DNAC and/or Cisco Nexus data center
switches (NX-OS, ACI).

• Network protocols: Strong knowledge of L2-L7 protocols, including BGP, OSPF, MPLS, EVPN,
VXLAN, and Segment Routing.

• Automation: Advanced scripting and automation skills, primarily in Python, along with
proficiency in REST APIs and tools like Ansible.

• Linux and Virtualization: Solid understanding of Linux fundamentals and virtualization
technologies (e.g., VMware, containers).

• Testing tools: Experience with network traffic generators, analyzers, and defect tracking systems
like Jira.
Professional attributes:

• Excellent problem-solving and analytical skills.

• Strong verbal and written communication skills.

• Ability to take ownership of projects and drive them to completion.

• Strong team collaboration skills in a cross-functional and potentially remote environment.