Samsung Electronics America N1-MCPTT Core Test- Ref #31 in Plano, Texas
For decades, Samsung has been leading the charge on innovation. We see beauty in achieving excellence and our passion for change fuels our discoveries, inventions, and breakthrough technology. We believe that technology can, and should, make the world a better place, so we create new possibilities for people everywhere, push the limits of what’s possible, and constantly innovate.
At Samsung Electronics America, we take pride in the creativity and diversity of our talented people – they are at the forefront of everything we do. Their skillset and mindset drive our continued success. Only the resilient and resourceful thrive in the daily dose of unexpected at Samsung. We unapologetically push to achieve unforeseen potential in everything we do, both within the workplace and at home. We fearlessly face challenges head-on, conquer the unconquerable, and are comfortable living in the uncomfortable zone. Together we make the impossible possible. Because at Samsung, we Own the Unknown.
Are you ready to #OwnTheUnknown? Join us.
Role and Responsibilities
Job responsibilities and duties include system deployment in the lab and production environment, system level feature integration and test, developing and performing test plans, troubleshooting and analyzing problems in customer’s lab and production systems, managing and enhancing daily statistics scripts and automation tools, and customer lab support
BS/BE in Computer Science or Computer Engineering major and minimum 10 years of telecommunication industry experience or MS in Computer Science or Computer Engineering major with 8 years of telecommunication experience
Role and Responsibility
Main role and responsibility of this position is to support AT&T MCPTT activities such as software verification test, troubleshooting activities, and production support. Need to be familiar with Mission Critical Push to Talk subsystems and functionality of each system. In addition, he/she will manage Remedy tickets issued by AT&T Ops team and follow up. This position also requires deep understanding of 4G and 5G core system such as MME, SGW, PGW, AMF, SMF, UPF, and others. He/she must understands detail call flow and be able to troubleshoot and come up with resolution in timely manner. He/she will work with Samsung HQ core team to follow up issues and deliver software patches and release documents to customer.
Skills and Qualifications
Must have 10 years of experience in system test and technical customer support, good understanding of MCPTT, LTE, 5GC, and IMS telecommunications concepts, be able to understand feature requirement/design document and create test procedure, and must have experience in automation
In depth understanding of IMS, MCPTT, EPC, and 5GC technologies
In depth IP knowledge and routing protocol, IPv6, TCP/IP, UDP, ECMP, SCTP, VLAN, IPSec
Good understanding of Unix/Linux OS
SIP, IMS, and IP telephony standards
Exposure to programming in Python, Ansible, and Unix/Linux shell scripting
Wireshark and other IP protocol analyzer
Experience with SBC for VOLTE service
Virtualization Platform such as VMWare or openstack
Networking Features including use of Open vSwitch, Cisco Nexus switch, SR-IOV, and Intel’s Data Plane Development Kit (DPDK), virtual NICs. Provide solutions for network resiliency and improved performance.
Hypervisor Performance Management – optimize NFVs using Core Pinning, Non-Uniform Memory Access (NUMA), and Guest Isolation in Multi-Tenant scenarios, familiar with Intel’s Virtualization Technology (Intel VT, VT-X) to optimize NFV functions
Exposure to commercial test simulators and test systems such as Spirent, Aeroflex, Tektronix
Strong knowledge of Wireshark or other IP protocol analyzer
Exposure to Cisco router configuration is plus
Samsung Electronics America, Inc. and its subsidiaries are committed to employing a diverse workforce, and provide Equal Employment Opportunity for all individuals regardless of race, color, religion, gender, age, national origin, marital status, sexual orientation, gender identity, status as a protected veteran, genetic information, status as a qualified individual with a disability, or any other characteristic protected by law.
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Samsung Electronics is a global leader in technology, opening new possibilities for people everywhere. Through relentless innovation and discovery, we are transforming the worlds of TVs, smartphones, wearable devices, tablets, digital appliances, and network systems, and the entire semiconductor industry with our memory, system LSI, foundry, and LED solutions. Samsung is also leading in the development of the Internet of Things through, among others, our Smart Home and Digital Health initiatives.
Since being established in 1969 , Samsung Electronics has grown into one of the world’s leading technology companies, and become recognized as one of the top global brands. Our network now extends across the world, and Samsung takes great pride in the creativity and diversity of its talented people, who drive our growth. To discover more, please visit our official newsroom at ( https://news.samsung.com/global/ ).
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