
What will you do?
- Oversees testing, deployment & maintenance of the Voice infrastructure.
- Performing a variety of tasks associated with user provisioning and call routing within the assigned platform
- Build loaders for internal systems ensuring tasks are completed accurately and in a timely manner
- Participate in meetings with clients and internal departments to understand the requirements of call routing
- Document and design call flow diagrams to ensure that all call variables have been accounted for in preparing a routing plan
- Support the clients solution by correcting any issues with call routing or provisioning during the initial implementation phase, constantly communicating status of any issues with client
- Complete testing to ensure that call flow is operating properly
- Monitors and ensures compliance to standards, policies, and procedures
What are we looking for?
- 0.6~2 year’s implementation experience in Asterisk PBX, IP Telephony, SIP.
- Able to thrive in a demanding and team-oriented environment
- Basic and strong knowledge of the Linux operating system.
- Knowledge of bash and perl shell scripting is an added advantage.
- RHCE Certification is an added advantage.

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Junior System Administrator (VoIP/Telephony) / Telephony Engineer (Telecommunications)
No. of Positions - 1
We are looking for a Junior System Administrator (VoIP) / Telephony Engineer (Telecommunications) to join our Telebu's Communications engineering Team. The Telebuin will develop, implement and support IP Telephony related technologies including and not limited to IP Telephony, IVR platforms, Conferencing solutions, Voice engineering integration, Voice over IP (VoIP), Session Border Controllers (SBC), Session Initiation Protocol (SIP), WebRTC, and Public Switched Telephone Network (PSTN) gateways.
Responsibilities:
- Install & maintain Freeswtich and other SIP servers.
- Administration of SIP and Media Servers, Network/Protocol level debugging and testing, Contact center solutions, Troubleshoots and resolves complex problems.
- Provide IP Telephony and VoIP Subject Matter Expertise for Company and Company's managed service providers, manages 3rd party telecom carriers and providers.
Requirements:
- 3 years of hands-on industry experience in telecommunications
- Strong conceptualize knowledge and experience with telephony protocols like SIP, SDP, RTP, SRTP and audio/video codecs.
- In-depth working experience with Kamailio, Freeswitch, Any of the SIP stack (Sofia, reSIProcate, PJSIP, etc.), and Linux
- Experience in using the VoIP testing tools like Wireshark, VoIPMonitor, SIPp, SIPCapture, Homer etc.
- Strong understanding of implementing various network setups (Private VPNs, multi-zone secure connectivity etc)
Nice to have:
- Experience with virtualization/container related technologies (Xen, VMware vSphere / ESXi, Docker, Kubernetes)
- Hands on writing production quality code using any of the scripting languages like Python, Go, Erlang etc.
- Working knowledge in any NoSQL databases like MongoDB, Redis, Cassandra etc.
- Passionate about knowing everything about VoIP Protocol standards & related RFCs
Key Responsibilities:
• Install, configure, and maintain Hadoop clusters.
• Monitor cluster performance and ensure high availability.
• Manage Hadoop ecosystem components (HDFS, YARN, Ozone, Spark, Kudu, Hive).
• Perform routine cluster maintenance and troubleshooting.
• Implement and manage security and data governance.
• Monitor systems health and optimize performance.
• Collaborate with cross-functional teams to support big data applications.
• Perform Linux administration tasks and manage system configurations.
• Ensure data integrity and backup procedures.
Requirements:
- Strong C/C++ programming and debugging skills in a Linux environment.
- Experience with Design Patterns, ACE Framework, and Socket Programming.
- Experience in Multi-threaded software development for Multicore Architectures.
- Experience in VOIP application development, preferably on client/server platforms.
- Understanding of system performance and scaling.
- Experience in embedded software development.
- Excellent problem solving/debugging skills design, develop, troubleshoot and debug.
- Software programs for databases, applications, tools, networks etc.
Embedos is looking for super heroes, who can help us succeed in our endeavour of becoming a beacon for providing problem solving Industrial IoT Solutions.
Location: MUMBAI
VACANCY: 3 - 4
Embedos makes Controllers –Interface devices and cloud based Software solutions for Remote Monitoring and Control, Industry 4.0 Applications.
We are looking for Engineering super heroes, who have a flare and interest in Core hardware / firmware / embedded software/ Networking and web technologies.
We would want engineers who have wide interests and want to work on multiple specializations. Functions in the embedded domain
• Hardware design small signal /Tele communication/interface electronics/Digital /Latest Microprocessors STM , ESP ,interfaces , I2C, SPI / Peripherals / Schematics /PCB Routing
• Programming languages for embedded devices respective IDEs s, debugging systems
• RTOS, Real time programming concepts.
• Linux Kernel programming, peripheral drivers.
• Communication protocols like Modbus, CAN, OPC other industrial protocols.
• Open source software, documentation, versioning systems.
• Web technology, Web applications, Networking technology, Cloud Interfacing.
We invite you to come and join in our Core team to make this endeavour a success and share the rewards.
Embedos is looking for Super Heroes to work on cutting edge technology involving interfacing IoT enabled Firmware, cloud computing software, generating exciting user interfaces, developing API’s, designing web app architectures, deploying re - usable code and the works.
Skills Required:
- Good experience with programming language Python
- Strong experience in Docker.
- Good knowledge with any of the Cloud Platform like Azure.
- Must be comfortable working in a Linux environment.
- Must have exposure into IOT domain and its protocols ((Zigbee & BLE ,LoRa,Modbus)
- Must be a good team player.
- Strong Communication Skills
We are looking networking professionals with the following skill set,
Experience :6+ years of experience in the networking domain
Key skills:
- Must have 6+ years of experience in C/C++ programming language.
- Knowledge of Go programming language and Python programming language is a big plus.
- Strong background in L4-L7 Internet Protocols TCP, HTTP, HTTP2, GRPC and HTTPS/SSL/TLS.
- Background in Internet security related products such as Web Application Firewalls, API Security Gateways, Reverse Proxies and Forward Proxies
- Proven knowledge of Linux kernel internals (process scheduler, memory management, etc.)
- Experience with eBPF is a plus.
- Hands-on experience in cloud architectures (SaaS, PaaS, IaaS, distributed systems) with continuous delivery
- Familiar with containerization solutions like Docker/Kubernetes etc.
- Familiar with server less technologies such as AWS Lambda.
- Exposure to machine learning technologies and distributed systems is a plus

- Perform technical feasibility studies of new technologies and architectures, including evaluation of OTS cloud offering.
- Generate entire software image for the target device, including the kernel, device drivers, libraries, and application software, and the bootloader for proprietary IOT connectivity device(s).
- Software packaging with RPM building and management
- Define the process to upgrade the new Linux package to existing hardware at customer premises
- Configuration and Troubleshoot of the proprietary IOT connectivity devices for internal R&D teams during their development and verification
- Automate the creation and distribution of keys and certificates
- Understand, implement, and automate security controls for IoT connectivity devices.
- Tune server and application-level performance monitoring and alerting.
- Help define our roadmap and architecture based on technology and business needs, considering architectural issues and tradeoffs
- Understand and manage integration points with other systems that interface with your applications
- Supports development of project plans, including scope, budget, schedules, and risk management.
- Works closely with the business analysts, software development and verification team, the functional manager, and the program manager.
- Collaborate and work with global teams in multiple locations.
- Interface with Global Privacy and Security team for the IoT Gateway understand security risks and recommendations and provide solutions to mitigate the security risks
- Bachelor’s degree in Computer Networking / Computer Science / Software Engineering or a related field
- 12+ years of hands-on experience in Networking, shell scripting, and Linux internals, with a development background.
- Strong understanding of Networking concepts like VPC, Route tables, Host base router firewall, SSH, NAT, DNS, DHCP, SNMP, Virtual IPs, VPN
- Linux System Administration and Networking work experience
- Configuring Firewalls(IP tables/firewall) and security software
- Able to generate Linux packages, and configure based on business needs.
- Passion for cybersecurity. Ability to build secured Linux packages with antivirus and security patches.
- Shell, Python scripting experience
- Basic SQL skills
- Ability to work with cross-functional and remote teams. Must be able to communicate in English, both written and verbal.
- Interpersonal skills to effectively collaborate with vendors and customers.
- Experience with Agile Scrum
- Development background in Java/C++
- DevOps knowledge
- Knowledge on javascript
Experience in Object-Oriented design and Multithreaded programming
Strong analytical and problem solving skills
Strong understanding of computer systems e.g. operating systems, networks, performance optimization, etc
Degree in Computer Science or Computer Engineering or related field
Independent team player with an eye for details and report on status and planning of own work.






