First Orion UK Limited is a fast-growing, privately held company focused on eliminating scam and nuisance calls across telecommunications networks. Headquartered in Little Rock, Arkansas (USA), First Orion is seeking a Communications Network Engineer based in the United Kingdom who will report to the Associate Director, Application Support.
The Telecommunications Network Engineer is a full-time, permanent employee position and will be responsible for implementing and monitoring infrastructure used in First Orion telecommunication solutions.
This is an individual contributor role with no direct people management responsibilities.
What you’ll be doing:
Testing, deploying, troubleshooting, and maintaining REST API solutions
Testing, deploying, troubleshooting, and maintaining SIP telecommunication solutions
Assist in tuning performance and ensure high availability of infrastructure
Developing test automation frameworks in collaboration with rest of the team
Issue troubleshooting, tracking and analysis for patterns and resolution
Support and validation of deployments, upgrades, and maintenance activities
On Call Rotation for Tier 3 support
Identify opportunities for continuous improvement of support infrastructure and First Orion solutions
What you’ll need:
Industry experience with REST API, SIP, IP, Routing, Firewall, Monitoring
Basic knowledge of AWS infrastructure, including ECS, Cloudwatch, S3, and network routing.
Network Protocol Analysis (Wireshark, Opnet, Gigamon, etc) – ability to dissect network telecommunication protocols over IP
Experience testing and diagnosing issues on Linux servers. TCPDUMP, CURL, and other OS based tools.
Good communication skills
Technical skill set to implement and maintain operational solutions for monitoring, alerting, and tracking issues.
Strong analytical skills to perform effective troubleshooting
Ability to handle multiple tasks simultaneously in high stress environment, independently and as part of team
Attention to detail and work product validation
Team player able to effectively interact with colleagues and stake holders across the company
Change management in complex environments
Bonus Points:
Bachelor of Science in Computer Science or related area of study
5+ years of industry experience focused on telecommunications support and system administration
Experience maintaining large scale implementations
Linux Shell Scripting (CSH, KSH, BASH, and etc)
Data-Driven Scripting (awk, sed, etc)
Data Bricks experience
This role primarily follows UK business hours. Due to First Orion’s global operations, occasional early starts (as early as 6:00 AM UK time) are required to support overnight maintenance windows and service escalations aligned with US Central Time. There is an on-call rotation that takes place once per month. Business-hours escalations are supported through a shared resource model. Salary will be £28,200-£52,800 depending upon experience.
Our work environment is energetic, focused, fun, and collaborative. We’ve created a special culture where trust and transparency are the key and employees are empowered to make their own decisions. Our people are passionate about what we do and have an indomitable spirit to get things done. Everyone is a part of the big picture here.
Working hours will comply with UK Working Time Regulations.
Applicants must have the legal right to work in the United Kingdom. Visa sponsorship is not available for this role. Personal data will be processed by First Orion UK Limited as data controller for recruitment purposes, in accordance with our privacy notice.
The role is based in the United Kingdom. Benefits are provided in accordance with UK employment standards and include: Access to healthcare through a private insurance provider. Open PTO and public (bank) holidays in line with UK statutory requirements. Workplace pension with employer contribution.
First Orion is an equal opportunity employer and is committed to creating an inclusive environment for all employees. All qualified applicants will be considered without regard to race, religion, gender, sexual orientation, age, disability, or any other protected characteristic.
By applying for this role, you acknowledge that your personal data will be processed in accordance with First Orion’s privacy policy.
First Orion London, England Office
Waterhouse Square 138-142 Holborn, London, United Kingdom, EC1N 2SW
