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Network Test Engineer
  • Sieradz County
Network Test Engineer
Sieradz, Sieradz County, Łódź Voivodeship, Polska
Zensar Technologies
25. 2. 2025
Informacje o stanowisku

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Talent Acquisition Executive - UK/Europe at Zensar Technologies

What You’ll Do

  • Validate technology design, software releases, new technology solutions for projects/accounts to accelerate customer outcomes
  • Build customer simulations in test labs to resolve/validate sophisticated problems & compatibility issues
  • Understanding of product level architecture. Ability to apply Networking Design standard methodologies in Validation Scenarios.
  • Write effective test cases and/or scripts based on customer test environment and requirements.
  • Raise defects, liaison with Dev engineers and drive issues resolution.
  • Review test plans and design changes related to area of responsibility.
  • Apply field concepts to system tests. Have a working knowledge of customer deployments and able to map it to the feature
  • Tackle complex, multi-functional issues that cross many technologies in Core and Edge networking
  • Create traffic profiles with 3rd party test tools such as Ixia or Spirent.
  • Create and deliver customer collateral, portals, documentation and knowledge transfer
  • Align with and support company policies and processes and utilize relevant tools to efficiently execute the role and support Professional Services’ strategies and goals
  • Play the role of an individual contributor

Decision Making / Impact

  • Decisions impact the quality, efficiency and effectiveness of own team and other teams whose work activities are closely related, including multi-functional teams
  • Ability to understand and communicate project scope and map it to customer business goals and objectives

Role and specific responsibilities

  • Work extensively with customers along with appropriate internal and external partners on the validation strategy/deployment/optimization of services and solutions
  • Create, review and approve project work e.g. Detailed test plan (DTP), Joint Test plan on record (JTPOR), End of Test report (EOTR) etc.
  • Identify avenues for automation ideation; automate test cases as per requirements and wherever we have identified opportunity, implement automation idea for delivery perfection and efficiency
  • Proactively recognizes and flags problems; understands the impact and implication of the problem; works with others to resolve problem.
  • Able to learn new tech/products quickly, without the need for formal training, and becomes contributing member of new team in short amount of time
  • Mentors junior team members
  • Takes actions that go beyond job requirements in order to achieve goals/objectives.

Who You Are

Expertise

  • Typically requires BSc Computer Science or equivalent plus 8-10 years of relevant work experience. Advanced degree strongly preferred.
  • Knowledge of software programmability (Python/ansible/Rest APIs), automation, orchestration and/or virtualization is desired.
  • Demonstrable experience in Installation, Configuration and troubleshooting of Cisco Routers and switches.
  • Expert & Professional level Cisco certifications like CCIE, CCNP are highly desired.
  • Excellent written and verbal communication, interpersonal and presentation skills. Ability to function in ambiguous circumstances. Possesses customer consulting skills including ability to establish relationships with customers, engineers, managers level & above.
  • Strong understanding, experience & expertise on minimum one technology areas mentioned below

ENT & Service Provider Technologies

  • Experience in product lines like ASR1K, ASR900, CRS, ISR1K, ISR4K, ASR9K, NCS500, NCS5500, NCS5700, 8000 series routers, Cat9K, Cat8K, Cat6K series switches
  • Deep technical knowledge and understandings like BGP, OSPF, ISIS, IPv4/IPv6, MPLS, Multicast, Traffic engineering, Security, QoS, HSRP, VRRP, VLAN, VTP, STP, RSTP, MSTP, Segment Routing etc.
  • Experience on wireless and security products & technologies is highly desired
  • Experience on Cisco SDWAN & SDA technologies is preferred
  • Data Centre Technologies Strong Nexus 2K/5K/7K/9K platform knowledge and hands-on experience
  • Has knowledge and experience in overlay technologies VXLAN, BGP EVPN, OTV, LISP.
  • Good experience on Cisco ACI technologies and concepts
  • Experience in designing data centre solutions from traditional DC standalone Nexus design to VXLAN Fabric based SDN solutions leveraging Single-Site Fabrics, ACI Multi Pod & Multisite Fabric architectures
  • Mobility Technologies:
  • Technical Expertise in Mobility Technology Domain with Demonstrated Expertise in one or more of the following areas – 2G, 3G and 4G LTE Mobile Packet Core networks
  • Experience in configuration and troubleshooting in Cisco ASR 5K based GGSN & SGSN
  • Knowledge of 5G Evolved Packet Core network integration and testing is desirable
  • Working on Different interfaces & protocols i.e. Diameter, IP, SIP, S1AP/NAS
  • Experience in planning, preparing detailed test plans for Mobility Solutions.
  • E2E integration and testing of Container EPC (MME, S/P-GW-C and S/P-GW-U) would be added advantage
  • Sound knowledge of signalling flows and protocols like GTP, DIAMETER, S1AP, NAS, SIGTRAN, CAMEL, BSSGP and RANAP
  • Hands-On Experience in SP-Cloud Architectures such as Openstack, VNF’s, Network Services Orchestrator (NSO), Elastic Services Controller (ESC)
  • Exposure to Microservices architecture
  • Experience in NetConf, Yang Modelling, Tail-f/NCS/NSO
  • Hands-on experience with traffic generator tools like Spirent and Ixia is mandatory
  • Ability to troubleshoot, own and resolve issues and problems during validation
  • Proven ability to document appropriate technical information to serve as base for training, technical operations run books and knowledge objects.

Seniority level

  • Mid-Senior level

Employment type

  • Contract

Job function

  • Information Technology

Industries

  • IT Services and IT Consulting
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