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- Tasks: Lead the design and integration of Mobile Core and Radio Access Network systems.
- Company: Join a cutting-edge tech firm focused on mobile communications.
- Benefits: Competitive pay, flexible working arrangements, and opportunities for professional growth.
- Why this job: Be at the forefront of LTE technology and make a real difference in communication systems.
- Qualifications: Expertise in LTE and TETRA software stacks, with strong technical skills.
- Other info: Dynamic role with potential for significant career advancement.
The predicted salary is between 48000 - 72000 £ per year.
6-month contract – Inside IR35 – Rate TBC
Clearance: Must hold or be eligible for SC security clearance.
You will lead the design and integration of the Mobile Core and Radio Access Network (RAN). You will be the subject matter expert for the LTE and TETRA software stacks, ensuring they are correctly containerised or virtualised within our deployable units. You are responsible for ensuring that someone with a smartphone/LTE Modem or a TETRA radio can communicate seamlessly over the same integrated system.
Key Responsibilities
- Core & RAN System Design
- Standardised Architecture: Design the deployable LTE EPC (Evolved Packet Core)
- RAN Engineering: Define the configuration for LTE eNodeBs and TETRA Base Stations.
- Spectrum Management: Develop frequency plans that avoid interference between the LTE and TETRA bands.
- Service Integration & Interoperability
- Cross-Platform Voice: Architect and implement Push-to-Talk over Cellular (PToC) and MCX (Mission Critical Services)
- Subscriber Management: Manage the HSS (Home Subscriber Server) and TETRA databases
- Synchronisation: Lead the implementation of high-precision timing required for Precision Time Protocol.
- Geographical Redundancy: Architect and implement Geographical Redundancy
- Documentation & Build Leadership
- Configuration Standards: Create the "Gold Master" settings for the LTE and TETRA cores
- The "Build Book": Author step-by-step instructions for software installation, licensing, and RF tuning
- Lab Leadership: Own the "Communications Lab" where the Test System is housed
- Troubleshooting & Performance Tuning
- Protocol Analysis: Use tools like Wireshark and S1AP/NAS tracers to diagnose complex failures.
- RF Optimisation: Analyse drive-test data to tune handover thresholds and power levels
- Technical Proficiency Profile
- 3GPP Mastery: Deep knowledge of MME, SGW, PGW, and HSS functions
- TETRA Expertise: Strong understanding of ETSI TETRA standards, Air Interface Encryption (AIE), and End-to-End Encryption (E2EE).
- Virtualisation: Proficiency in VMware, KVM, or Docker/Kubernetes
- Signaling: Expert level understanding of S1-MME, S1-U, and TETRA ISI (Inter-System Interface)
LTE Systems Engineer employer: SmartSourcing plc
Contact Detail:
SmartSourcing plc Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land LTE Systems Engineer
✨Tip Number 1
Network like a pro! Reach out to your connections in the telecoms industry, especially those who work with LTE and TETRA systems. A friendly chat can lead to insider info about job openings or even a referral.
✨Tip Number 2
Show off your skills! Prepare a portfolio or a presentation that highlights your experience with LTE EPC design and RAN engineering. This will help you stand out during interviews and showcase your expertise.
✨Tip Number 3
Practice makes perfect! Get ready for technical interviews by brushing up on your knowledge of 3GPP standards and virtualisation technologies. Mock interviews with friends can help you feel more confident.
✨Tip Number 4
Don’t forget to apply through our website! We’ve got loads of opportunities waiting for talented individuals like you. Plus, it’s a great way to ensure your application gets noticed by the right people.
We think you need these skills to ace LTE Systems Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the LTE Systems Engineer role. Highlight your experience with LTE and TETRA systems, and don’t forget to mention any relevant projects or achievements that showcase your expertise in system design and integration.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re the perfect fit for this role. Mention your understanding of the Mobile Core and RAN, and how your skills align with the responsibilities outlined in the job description.
Showcase Your Technical Skills: Be sure to include specific technical skills that are relevant to the position, like your proficiency in VMware, KVM, or Docker/Kubernetes. Mention any tools you’ve used for protocol analysis, as this will demonstrate your hands-on experience.
Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates regarding your application status.
How to prepare for a job interview at SmartSourcing plc
✨Know Your Stuff
Make sure you brush up on your knowledge of LTE and TETRA software stacks. Be prepared to discuss how you've previously designed and integrated Mobile Core and RAN systems. Familiarity with 3GPP standards and the specific functions of MME, SGW, PGW, and HSS will definitely give you an edge.
✨Showcase Your Problem-Solving Skills
Be ready to tackle hypothetical scenarios related to troubleshooting and performance tuning. Think about how you would use tools like Wireshark for protocol analysis or how you'd optimise RF based on drive-test data. Demonstrating your analytical skills can really impress the interviewers.
✨Talk About Teamwork
Since you'll be leading the Communications Lab and working with various teams, it's crucial to highlight your experience in collaborative environments. Share examples of how you've successfully led projects or worked with cross-functional teams to achieve common goals.
✨Prepare Questions
Interviews are a two-way street, so come armed with thoughtful questions about the company's approach to spectrum management or their vision for integrating PToC and MCX services. This shows your genuine interest in the role and helps you assess if the company is the right fit for you.
