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.
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JOB DESCRIPTION:
Position : Linux BSP developer
Location : Bangalore
Experience : 3 to 10 Years
Requirements :
- 3 to 10 Years of proficiency working on C and Embedded Linux BSP (Board Support Package).
- Highly proficient and possess working in Linux kernel and Linux device drivers.
- Hands on experience on working on platform of MIPS, ARM etc.
- Working knowledge and strong understanding of Device Tree.
- Understanding of Make files, their customization and Cross Compilation and Shell scripting.
- Experience in working on U-boot.
- Video and Camera domain knowledge will be a BIG advantage.
- Knowledge of secure boot would be an added advantage.
System Administrator : Linux : L3
Job Description
- Degree BE/B.Tech/MCA in IT/Computer Science/ Electronics & Communication/Electronics or higher with Red hat Certified Engineer (RHCE)/Microsoft
- Certified Server Administrator (MCSA).
- Total 7 - 10 years of experience Server Administration.
- Good exposure to Server administration and Basic Networking skills
- Management of Enterprise level servers (Linux/Windows).
- Engineer should have expertise in areas Like trouble shooting and handling of various Server level issues.
- The engineer must provide support in patch management/security operations.
- Hands-on experience on troubleshooting server-side Network related issue in coordination with network team
- Cluster configuration, monitoring & troubleshooting
Technology Knowledge Areas -
- RedHat Linux
- VMWare
- Windows Server 2008/2012/2016/2019 and latest, Powershell, HCIS and
- Virtualization
- Storage Backup
- Virtualization Technology & VMWare Private Cloud
- Cloud Computing
- Schedulers, Cron Jobs, Transaction logging Annexure to RFP No. 8944 Scope of Work
- NSEIL
- Active Directory & Domain Knowledge
- TCP/IP Connection
- DR & BCP
- HCIS, Powershell/Public Cloud/Scripting
- Knowledge of Server Hardware is required (HP, DELL, CISCO UCS etc.,)
- Knowledge in multiple OS Windows/Linux
- Performance Management, Optimization and Capacity Planning
- Understanding, Monitoring of Storage and Cluster
- Understanding of Networks and DNS
- Escalation Management (Internal, within NSEIL and with OEM) and Good communication skills
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.
Job Title:
Telephony Engineer
Job Description:
- Support the operations team with debugging issues related to the telephony platform
- Identify issues with calls using monitoring and analysis tools such as VoIPMOnitor
- Write scripts to automate tasks, monitor the services and functionalities
- Contribute to the improvement of the system by providing ideas
- Help with capacity planning
- Perform the scheduled maintenance activities
- Modify the existing code to accommodate new features
Experience Range:
3- 6 years
Educational Qualifications:
Any graduation,
Job Responsibilities:
• Knowledge of open source technologies, VoIP, SIP, WebRTC etc.
• Shell scripting.
• Experience in Asterisk and Kamailio or OpenSIPS.
• C/C++ or JS programming with Linux.
• 5-8 years experience.
• Good communication skills.
• Willingness to work in the night, whenever required, for handling support related issues.
Skills Required:
ViOP, OpenSIPS, SIP, Shell Scripting, Asterisk, kamailio, C++, Linux, Development,
About Apexon:
Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. For over 17 years, Apexon has been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation. Our reputation is built on a comprehensive suite of engineering services, a dedication to solving our clients’ toughest technology problems, and a commitment to continuous improvement. We focus on three broad areas of digital services: User Experience (UI/UX, Commerce); Engineering (QE/Automation, Cloud, Product/Platform); and Data (Foundation, Analytics, and AI/ML), and have deep expertise in BFSI, healthcare, and life sciences.
Apexon is backed by Goldman Sachs Asset Management and Everstone Capital.
To know more about us please visit: https://www.apexon.com/" target="_blank">https://www.apexon.com/
Desired Candidate profile:
- 5+ years of Embedded/Linux SW Development relevant Experience in Embedded C++.
- Expert knowledge in writing software for embedded Systems (Embedded C++ language).
- Experience on OTA would be an added advantage
- Work experience in software development on bare metal, RTOS or Internal Linux.
- Work experience in developing firmware for 8/16/32 bit microcontrollers (ARM, RISC etc)
- Good understanding w.r.t usage of 1. RTOS like MQX.
- Bootloader and software update concepts.
- Communication protocols like TCP/IP,MQTT.
- Socket programming in Linux environment.
- Good knowledge on protocols like (RS485, SPI, I2C, ADCs, CAN, LIN)
- Knowledge of Blue-tooth communication protocols for BLE 4.2/5.1.
- Proficient in the use of embedded SW Development tool chain (Flash/ debug tool chain, IDE).
- Version Control Systems –GIT
- Should have detailed knowledge on microcontrollers/microprocessors
- Experience in scripting languages like Shell / CAPL / Make/Python etc.
- Experience in using tools like Logiscope / Function Generator / Oscilloscope, etc.
- Good knowledge in reading schematics and datasheets.
- Excellent analytical skills and problem-solving skills.
- Strong communication and interpersonal skills.
- Must be a self-starter.
- Ability to work as part of a dedicated project team and independently
- 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