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Location
Remote (Ukraine, UTC+2 hours)
Employment
Full-Time

First seen by Alion on Nov 11, 2026.

Overview
Company
Impact
Profile match
Looking for a new telecom platform? Experience softswitch technology that can transform your telecom & ISP services with reliable, scalable and efficient call routing and management.

Hi there!
Are you a tech enthusiast ready to take on a challenging role in a dynamic environment? We’re looking for a Support Engineer who is passionate about working with complex systems that make a real impact across the globe. If you have experience with Linux/UNIX, TCP/IP networking, MySQL, and hardware server components, you might be the perfect fit for our team!
Join us to work on world-class communication solutions, develop your skills, and build an exciting career.
Required skills:
— Intermediate English (B1)
— Familiarity with Linux/UNIX command-line tools/environment
— Intermediate knowledge of TCP/IP networking, network protocol and packet analysis
— Experience with MySQL or other SQL database
— Understanding of typical hardware server components
As a plus:
— Technical background and IT education
— Scripting skills (bash, perl or python)
— Linux server performance troubleshooting
— Experience with web server software (like apache, nginx)
— Knowledge in the field of voip, sip

Don’t know how to deal with an issue yet? Don’t worry, we’ve got good internal courses and documentation and a great team to help you climb up the learning curve!

We offer:
— Professional development
— Highly skilled colleagues who are ready to share knowledge
— Professional trainings
— Excellent career opportunities. Make yourself and become anyone you are willing to: Senior System Engineer, Senior System Administrator, Senior Software Developer, Senior QA Automation, Senior Project Manager, etc.
— Official competitive salary
— Performance review every six months
— Paid vacations, compensatory leaves and sick leave
— Work schedule up to you: standard “office” schedule (5 day 9 till 18.00 it is Kyiv time (UTC+2/+3 ) Or flexible schedule with 12-hour shifts every three days from 8 till 20.00 or from 20.00 till 8.00.
— English classes with the experienced teachers

Responsibilities:
— Assisting telecommunication providers with launching new projects, or reconfiguration of our solutions to fulfill their current business needs
— Troubleshooting technical issues by request from customer’s tech team
—Monitoring of customers’ hardware and software infrastructure and ensuring site reliability
— Performing software updates or/and migrations to the new hardware or in the cloud
— Constant self-development in technical skills to catch up with the latest trends in technology
— Communicating with customers in a professional manner through the ticketing system. Ensuring a timely resolution of all issues meeting or exceeding SLA’s or customer expectations
— Occasional business trips all over the world for employees who have deep system knowledge and desire to travel
— You will rapidly gain vast knowledge of:
a wide variety of software applications and other components (Docker, Cassandra, MySQL, Elastic) across companies in telecommunication industry
— Managing expectations of business customers and vise escalation to keep the situation under control

About company:
PortaOne is a software developer for communication service providers. We help telcos develop and provide new communication services (IPTV, MVNO/LTE core and another) in places where they didn’t exist before or were inaccessible due to cost. Our products are a unique combination of commercial software (high-quality support, detailed documentation, etc.) while completely open to customers (open-source code, specific tools to support client-created modifications). If using a metaphor, we provide reliable hi-tech vans for communications industries’ Wild West pioneers.
The company was founded in 2001 — and now our staff consists of nearly 250 people. We have 480+ clients (Vodafone, Ziggo, TRavelSIM) in more than 90 countries on all five continents. The demand for our products has been growing for over two decades, and the pandemic even boosted it. So if you look for a challenging job with a highly demanded product and a stable income, PortaOne is the right place!
More information about the company can be found on our website portaone.com.

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