Certification Specialist

Teltonika

. Manage certification and approval activities with North American mobile carriers such as AT&T, Verizon, and T-Mobile .

Posted 10/17/2026full-timeIrving • Texas • United StatesJuniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing certification and approval activities with mobile carriers, troubleshooting LTE and 5G connectivity issues, and analyzing diagnostic information to resolve technical problems. Proficient in technical communication and documentation, with hands-on experience in networking devices and cellular technologies.

Highest-signal resume keywords

Carrier Certification ManagementTroubleshooting LTE/5G ConnectivityNetworking Technologies (TCP/IP, DHCP, DNS)Embedded Linux (OpenWRT)Technical Communication Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cellular Technologies (4G/5G/5G RedCap)Network Authentication MethodsData Session EstablishmentAT CommandsDiagnostic Analysis

Soft Skills

Problem-Solving SkillsTechnical Communication

Tools & Technologies

WiresharkIperfModem Utilities

Industry Keywords

Telecommunication SystemsCarrier Approval ProcessesCertification LaboratoriesNetworking DevicesIoT Devices

Tech Stack

Tools & technologies

DNSIoTLinuxTCP/IP

About the role

Key responsibilities & impact

Manage certification and approval activities with North American mobile carriers such as AT&T, Verizon, and T-Mobile
Perform carrier self-tests, validation procedures, and interoperability testing for cellular networking devices
Troubleshoot LTE and 5G connectivity issues involving modem behavior, network registration, data sessions, roaming, APN configuration, and carrier-specific requirements
Analyze modem logs, system logs, network traces, and other diagnostic information to identify and resolve technical issues
Coordinate technical issue resolution with software engineering, R&D, and product compliance teams
Communicate with carrier certification teams, external laboratories, and technical representatives
Prepare and manage certification-related documentation, technical reports, and application materials
Liaise between Teltonika USA, mobile network operators, external certification partners, and Headquarters in Lithuania

Requirements

What you’ll need

Technical or engineering education or background
Understanding of telecommunication systems, networking technologies and protocols (TCP/IP, DHCP, DNS, VLANs, VPNs, routing, firewall principles), and basic internet technologies (WWW, FTP, etc.)
At least 12 months of hands-on experience with networking devices and cellular technologies (4G/5G/5G RedCap), including network authentication methods and data session establishment
Strong technical communication skills, including the ability to explain complex topics clearly and produce well-structured documentation
Strong troubleshooting and problem-solving skills
Experience working with embedded, Linux-based OpenWRT operating systems
Knowledge and ability to use AT commands
Previous experience with carrier approval processes or certification laboratories is considered a significant advantage
Hands-on experience with cellular routers, gateways, modems, or IoT devices; familiarity with diagnostic tools such as Wireshark, iperf, or modem utilities is considered an advantage