Pre-Sales Technical Support Engineer | Networking Solutions

Teltonika Ltd.; Dallas (TX); Hybrid; USD 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work model

Office in Irving, TX

Career growth in IoT company

Structured onboarding and training

Paid vacation & sick days

Job summary

Teltonika Ltd. in Irving, Texas, is seeking a Pre-Sales Technical Support Engineer to design, validate, and present tailored connectivity solutions. You will bridge customer requirements with Teltonika Networks’ capabilities and drive solution adoption.

This role combines engineering expertise with customer engagement in a fast-growing global IoT organization, offering hands-on design, PoC deployments, and collaboration with cross-functional teams.

Qualifications

• Technical or engineering degree or equivalent experience in networking or related field.
• Experience in pre-sales, solutions engineering, or customer-facing technical role.
• Strong communication and presentation skills for diverse audiences.
• Solid networking fundamentals and internet technologies (TCP/IP, DNS, DHCP).
• Knowledge of cellular technologies (2G/3G/4G/LTE) and telecom systems.
• Hands-on experience with routers and networking equipment.
• Familiar with Linux-based systems (OpenWRT) and embedded environments.
• Ability to create clear technical documentation and solution designs.
• Scripting basics (bash/ash) and AT command familiarity.
• Experience with industrial networking or IoT deployments is a strong advantage.

Responsibilities

• Act as a technical pre-sales advisor supporting sales, design, and deal qualification.
• Spend about 50% of time in client-facing activities like meetings, demos, and workshops.
• Travel up to 50% to customer sites, partners, and events.
• Consult clients and internal stakeholders on device- and solution-related topics.
• Design end-to-end IoT and networking solutions based on requirements.
• Deliver technical presentations, product demos, and PoC deployments.
• Assist integration of Teltonika Networks products into customer environments.
• Collaborate with sales, product, and R&D to align solutions with market needs.
• Prepare technical documentation, proposals, and solution architectures.
• Conduct training sessions for clients, partners, and internal teams.
• Troubleshoot and resolve technical issues during pre-sales and pilots.
• Liaise with R&D for complex technical requirements.
• Work hands-on with Linux-based systems, industrial protocols, and third-party integrations.

Skills

Pre-sales experience

Solutions engineering

Client-facing

Networking fundamentals

Telecommunication systems

Routers & networking equipment

Linux-based systems

Scripting basics

Troubleshooting

Industrial IoT deployments

Education

Technical or engineering degree (Networking / Telecom / CS)

Tools

OpenWrt

VPN technologies (IPSec, OpenVPN)

IPTables / Firewalls

VLANs / QoS

Job description

Description

We are looking for aPre-Sales Technical Support Engineerto join our team in Irving, Texas. In this role, you will serve as a key technical advisor during the sales process, working closely with both internal teams and prospective clients to design, present, and validate tailored connectivity solutions.

You will bridge the gap between customer requirements and Teltonika Networks’ technical capabilities, helping drive successful solution adoption while ensuring a high level of customer satisfaction.

Teltonika’s Networking Solutions Business Unitdevelops and manufactures industrial and enterprise connectivity equipment, including routers, switches, gateways, and modems. Our devices power critical applications across Industry 4.0, Smart City, and Green Energy sectors.

This role is ideal for a technically driven professional who enjoys combining engineering expertise with customer engagement in a fast‑growing global IoT organization.

In this role, you will:

• Act as atechnical pre-sales advisor, supporting the sales team in customer engagements, solution design, and deal qualification.
• Spend approximately50% of your time in client‑facing activities, including meetings, presentations, demos, and workshops.
• Travel up to50%to customer sites, partner locations, and industry events.
• Consult clients and internal stakeholders on device‑and solution‑related technical topics.
• Design and proposeend‑to‑end IoT and networking solutionsbased on customer requirements.
• Delivertechnical presentations, product demonstrations, and proof‑of‑concept (PoC) deployments.
• Support integration of Teltonika Networks products into customer environments through hands‑on guidance.
• Collaborate with sales, product management, and R&D teams to align solutions with market needs.
• Identify customer pain points and proactively recommend optimized technical solutions.
• Prepare and maintaintechnical documentation, proposals, and solution architectures.
• Conduct training sessions and workshops for clients, partners, and internal teams.
• Troubleshoot and resolve technical issues during pre‑sales and pilot phases.
• Serve as a liaison between customers and Teltonika Networks R&D for complex technical requirements.
• Work hands‑on with Linux‑based systems, industrial protocols, networking technologies, and third‑party integrations.

Requirements

What we expect of you:

• Technical or engineering degree (Networking, Telecommunications, Computer Science, or related field) or equivalent experience.
• Experience in apre‑sales, solutions engineering, or customer‑facing technical roleis highly preferred.
• Strong communication and presentation skills, with the ability to explain complex technical concepts to diverse audiences.
• Solid understanding ofnetworking fundamentals and internet technologies(TCP/IP, DNS, DHCP, HTTP/FTP, etc.).
• Knowledge oftelecommunication systems, including cellular technologies (2G, 3G, 4G, LTE).
• Hands‑on experience withrouters and networking equipment.
• Experience configuring:
  • VLANs and QoS
  • VPN technologies (IPSec, L2TP, OpenVPN, DMVPN, SSTP)
  • Firewalls (IPTABLES or similar)
• Familiarity withLinux‑based systems, preferably OpenWRT or embedded environments.
• Ability to create clear, structured technical documentation and solution designs.
• Scripting basics (bash/ash) and understanding of AT commands.
• Strong troubleshooting, analytical thinking, and problem‑solving skills.
• Experience withindustrial networking or IoT deploymentsis a strong advantage.

Benefits

• Hybrid work model based out of ourIrving, Texasoffice.
• Great opportunities to grow in a strong and rapidly expanding IoT company.
• Structured onboarding and training on Teltonika’s internal systems, sales processes, and product‑related topics, with continuous feedback and development support.
• Long‑term career growth opportunities, including increased seniority or progression into Team Lead roles.
• Three weeks of paid vacation.
• Six sick days plus an extra day off on your birthday.
• Multicultural and diverse work environment that values knowledge sharing, collaboration, and a positive team culture.
• Internal knowledge‑sharing sessions to support continuous professional growth.
• Team‑building activities that foster trust, engagement, and collaboration.
• Standard working hours.

Salary:

We appreciate everyone’s efforts and experience, so we offer anattractive compensation packagealigned with your skills, experience, and professional expertise, including incentives and referral bonuses.