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.
Company Benefits:
Balancing the work-life flow is key to health and happiness! That is why we offer one of the most competitive packages in our industry with open PTO, company paid holidays, Flex Fridays and flexible work arrangements. We strongly value the health and wellness of our teammates and through our state-of-the-art fitness center we’re helping our teammates reach their wellness goals while at work. Add on generous health and dental/vision options, retirement plans, learning and development programs, career path frameworks, tuition reimbursement, company options and bonus potential you have many ways to take advantage of a comprehensive benefits package that means the most to you!
Learn More About First Orion:
First Orion helps businesses generate more revenue, increase efficiency, and improve the customer experience by empowering them to brand their phone calls with their name, logo and reason for calling. We are the market leader in branded communications technology, and a trusted partner to Fortune 500 companies and the largest U.S. mobile carriers.
First Orion has been voted a Great Place to Work with top rankings in every category.
Learn more about what our employees have to say on our First Orion Glassdoor page and watch our People First Diversity Statement/Video.
First Orion Culture Cornerstones are at the core of everything we do here.
Disclosure:
First Orion is an Affirmative Action and Equal Opportunity Employer. This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Activities, duties, and responsibilities may change at any time with or without notice, based on the changing needs of our business.
This position is not eligible for employment-based immigration visa/status sponsorship. Employees are required to demonstrate proper work authorization as required by I-9 compliance.
First Orion is interested in every qualified candidate who is eligible to work in the United States. First Orion’s immigration sponsorship policy is applied in a nondiscriminatory fashion regardless of race, gender, ethnic origin, or any other classification protected by law.
First Orion London, England Office
Waterhouse Square 138-142 Holborn, London, United Kingdom, EC1N 2SW



