8,433 Operating Systems jobs in India

Role - Unix / Linux Administrator

Skill - AIX / Linux / Ubuntu / Unix

Education - B.E. / B. Tech / M. Tech / MSc / MCA

Experience - 3-5 Years

Location - Delhi

JOB DESCRIPTION:

· Good Hands-on experience of AIX / Linux / Ubuntu

· Should be well versed with all the UNIX basic and advanced commands.

· Should be having knowledge on setting up clustering on AIX and LINUX enviorement

· Should be able to configure / fine tune the OS parameters.

· Should be knowing the about ether-channeling / bonding of the network cards.

· Should be knowing how to attach the Server with the Storage.

· Should be knowing basic SAN configuration ( LUN Creation and LUN Mounting, Extendig the existing LUN, LUN Migration across storages, Snapshot )

· Should have good knowledge about the backup software tools like Legato Networks, Veem and Comvalut.

· Should have working experience on the virtulised enviorement and the tools like Hyper-V, KVM and VMWARE hypervisors

· SMTP/DNS/PROXY server deployment and administration.

24 x7 Monitoring, Troubleshooting and resolution to the problem

Apply using the below link :

Job Title Principal - Operating Systems Programming

Opportunity for a Mainframe z/OS Principal Operating Systems Programmer to support break fix, maintenance, service improvement and Business and infrastructure project delivery.

The Purpose of This Role

The Mainframe Storage group provides a variety of services related to (z/OS) systems at Fidelity. Those services might include but are not necessarily limited to:

Basic technology and infrastructures:

• Computing systems, applications, and languages,
• Data structures, databases, files, and I/O,
• System Administration,
• Network,*
• Network Administration,*
• Hardware,

Business knowledge:

• Business and IT functional knowledge,
• IT trends and emerging technologies,
• Collaboration and relationship management,
• Operational excellence;

The Value You Deliver

• 1 High level language (other than REXX), examples are SAS/Easytrieve/Java/ISPF Dialogs/Cobol/Assembler.
• Basic REXX knowledge (modifying existing programs) .
• ISPF/TSO structures (ALTLIB, LIBDEF, MENU, REXX usage for product invocation).
• Coding new IVPs, which may include the use of an IVP REXX checking routine.
• Understanding of AUTOIVP/FIDDASH/FIDCLONE/AUTOSTAGE functionality.
• Use of jChange for change processing.
• Understand the IPL Process/Flow from the LOAD Address/LOADPARM through IVP5.
• Overview of the z/OS Storage Map, including 24/31/64, the 16MB line and the Bar".
• Participate in the MOC rotation.
• Full problem resolution – Open issue, diagnose, fix (for less critical problems).
• DR understanding.
• Resolve health Checker issues.
• Basic SLIP processing (set slip for abend, display slip, enable, disable and delete commands).
• Install less complex OEM products.
• Become SME for 2 products (IBM or Non-IBM).
• Become secondary SME for 5 additional products (means some knowledge)
• Basic SMP/E knowledge.
• Increased diagnostic skills, understanding abend and wait state code, appreciation of the PSW.
• Understand PARMLIB naming convention standards.
• Understand and update common PARMLIB members.
• IBM and other vendor Utilities to senior levels.
• Intermediate OSS Standards – SYSPLEX & LPAR naming conventions, DASD naming conventions, IBM/OEM SYSRES knowledge, Clone Rollout process, RES vs Non-RES considerations, dataset naming standards (TECH, MAINT, SYSx).
• Able to initiate maintenance and follow an APAR or PTF through the entire life cycle.
• Intermediate Diagnosis with available messaging.
• Open problems with IBM (IBMLINK) and CA (Support Connect) and send diagnostic data (other vendors not reqd but nice to have).
• Assist with the product installation of an OEM product, and perform, as the SME, product upgrade to new release or version preserving permanent records and documentation to standard.
• Update OSS Sharepoint site in particular use of the OSS Turnover for search and creation of items.
• Learn a few useful operator commands (20).
• Understand and use Service Manager & PPM.
• Intermediate REXX knowledge (understanding more complex existing programs, write new programs).
• Advanced level of diagnosis for wait state conditions and how to resolve them.
• Advanced level of diagnosis for system ABEND codes and their relationship to SVCs.
• Implement upgrades to existing products, with an understanding of what the product does and implications of new features/enhancements that could affect the current release.
• Implementation of complex products and subsystem changes with little or no oversight.
• Participate in the OEM Coordinator role.
• Basic understanding of Logstreams (DASD/CF), including commands to display information.
• Familiarity with IPCS, for DAE and SADUMP.
• Overview of paging, how it works, RSM/VSM/ASM, Page Datasets (Common/PLPA/LOCAL).
• Trace setting and gathering for GTF and Component Trace.
• Advanced Slip settings (IF/SA/SB).
• Diagnostic commands for XCF, GRS conflicts.
• Increased understanding of PARMLIB members and their relationship, including Dynamic commands.
• Advanced DUMP knowledge (issuing commands with and without automation).
• Become SME for 5 products (IBM or Non-IBM).
• Become secondary SME for 10 additional products (means some knowledge).
• Intermediate SMP/E knowledge, diagnostics and debugging of issues.
• Understand the IBM Hiper Process.
• Install ServerPac for new Operating System (supervised).
• Understand Shopz and SMP/E Internet Retrieval.
• Basic USS and zFS knowledge including use of BPXMTEXT for message/codes lookup.
• Understand HOOKJOB.
• Understand, investigate and fix IVP errors.
• Increase knowledge of the IPL process.
• Knowledge of TCPIP
• Knowledge in VTAM
• Knowledge in Connect FTP,SFTP,Connect Direct

The Skills that are Key to this role

Technical / Behavioral

• Incident and Problem resolution in all LBG Mainframe z/OS areas
• Contribute to Service improvement plans for Mainframe z/OS environments
• Deliver Mainframe z/OS sysprog for Business projects
• Lead improvement initiatives in the Mainframe z/OS technical area
• Contribute to key Infrastructure delivery projects
• Ensure Incidents and Problems are resolved in line with SD Service Assurance targets
• Ensure processes and procedures are strictly adhered to
• Raise Change records to fix hardware and software issues with the backup service
• Work collaboratively across the wider Storage team to help develop, promote and implement process initiatives

. The Skills that are Good To Have for this role

• Good verbal and written communication skills
• Good interpersonal skills, ability to maintain good working relationships with India and onsite partner teams
• Must be able to act as a team player as well as work independently
• Adhere to all FIDELITY standard operating procedures (e.g. Change Control, Problem Management, etc)
• Must be a quick learner and adapt to new tools and technologies
• Project management capability would be an added advantage.
• Provide 24x7 On-Call Support
• Willingness to work off hours as per company standards

How Your Work Impacts the Organization

EI (Enterprise Infrastructure) India started operations in 2004 to help our partners take advantage of the global capability in providing operational support using the follow the sun model. Today the team covers multiple technologies in remote infrastructure support covering production, engineering, application and database support. EI India plays a key role in global workforce augmentation and supports all the EI verticals, including 24X7 operations in some areas. The team's endeavour has been to provide increased value to our partners through operational excellence and innovation with a focus on stability.

The Expertise We're Looking For

• Bachelor's degree
• 10+ years of technical experience in MF z/OS Support

Location : Chennai/Bangalore

Shift timings: 8.30 – 5.30/11.00 – 20: 00

Job Title: Device OS Engineer

Experience Required: 5 to 8 Years Location: Noida Employment Type: Full Time

Job Description:

We are seeking a highly skilled Device OS Engineer with 5+ years of experience in Android OS , embedded systems , and Linux kernel development . The ideal candidate will be responsible for designing, developing, and optimizing operating system components and device-level software for high-performance embedded platforms.

Key Responsibilities:

• Develop and maintain embedded OS components, device drivers, and Android HAL layers.
• Optimize system performance, boot time, and memory usage across embedded platforms.
• Work on Linux kernel customization, Android OS bring-up, and BSP development.
• Collaborate with hardware and software teams to ensure seamless integration.
• Debug and resolve OS-level issues using tools like GDB, strace, and kernel logs.
• Ensure compliance with security, reliability, and performance standards.
• Document technical specifications and development processes.

Required Skills:

• 5+ years of experience in embedded systems and OS-level development.
• Strong proficiency in C/C++ and low-level programming.
• Hands-on experience with Android OS internals , Linux kernel , and device driver development .
• Familiarity with ARM architecture, board bring-up, and debugging tools.
• Experience with version control systems (e.G., Git) and build systems (e.G., Yocto, Buildroot).

Preferred Skills:

• Experience with secure boot, OTA updates, and system recovery mechanisms.
• Exposure to Android AOSP customization and HAL development.
• Understanding of power management, performance tuning, and system profiling.
• Experience in BSP (Board Support Package) development and integration.

Education:

• Bachelors or Master’s degree in Computer Science, Electronics, or related field.

As a Technical Support professional, you will play a vital role in ensuring the security and efficiency of our clients' CCTV, biometric, and automation systems. This includes installing, maintaining, and repairing equipment, as well as providing technical support and troubleshooting to ensure optimal system performance.

Responsibilities

• Install and configure CCTV, biometric, and automation systems at client sites, ensuring proper setup.
• Conduct maintenance checks and repairs on CCTV equipment to maintain optimal functionality.
• Diagnose and resolve technical issues with systems.
• Provide clients with technical support and training on using CCTV, biometric, and automation equipment.
• Maintain detailed records of service calls, maintenance, and repairs.
• Collaborate with sales and technical teams to address and resolve issues.
• Keep up-to-date with advancements in CCTV, biometric, and automation technologies and best practices.

Qualifications

• High school diploma or equivalent.
• Proven experience as a Service Engineer for CCTV, biometric, and automation systems or in a similar role.
• Strong knowledge of system components and functionality in CCTV, biometric, and automation systems.
• Familiarity with network protocols and IP camera systems.
• Ability to interpret technical drawings and manuals.
• Excellent troubleshooting and problem-solving skills.

Strong communication and customer service abilities.

Job Type: Full-time

Pay: ₹12, ₹25,000.00 per month

Benefits:

• Health insurance
• Provident Fund

Work Location: In person

Extensive knowledge of PLC programming languages such as Structure Text

Prior knowledge & experience of CODESYS would be preferred.

IT experience such as FTP, SNMP, SQL, Python, C++, Cloud like AWS is Preferred

Required Candidate profile

Using automation software, C++, Python, Java etc to write PLC programs.

IT experience such as FTP, SNMP, SQL, Python, C++, Cloud like AWS is Preferred.

Working experience in Linux environment must.

Role : IT Help Desk  ( Technical Voice process)

Shift Timing: 24/7

Location: Chennai

Role:  SME

Experience :5- 10yrs( minimum 2 yrs for international technical voice experience is must)

Notice period 0 -30days

Work mode – Wok from office

• Excellent verbal and written communication skills.
• Strong administrative skills; organized, efficient and versatile.
• Ability to maintain both a professional and positive attitude always.
• Ability to diffuse volatile situations with distressed or irate customers.
• Strong client service approach to dealing with people at all levels
• Maturity of judgment under pressure/ability to diagnose level of user need and to escalate problems without delay to appropriate levels for resolution.

Technical Skills:

• Knowledge on Windows 10 OS & Mac OS
• Technical know-how on troubleshooting of MAC and Windows 10
• Knowledge about all functionalities and applications on Windows and Mac OS
• Outlook profiles creation
• Managing Teams meeting and troubleshooting
• Technical know-how of Office 365 package
• Installation and troubleshooting of Office 365 package
• Knowledge of CRM application for case management. ServiceNow, Salesforce, Dynamics CRM application, JIRA or equivalent incident and projects management software for creating/filtering tickets and managing user inquiries
• Active Directory Profile management
• IP address management
• Troubleshooting on MobileIron, SSO, MFA
• Knowledge on VPN connectivity and troubleshooting
• Understanding of Firewall, Proxy Server, NAAF

Company Description

We are a growing telecom solutions provider specializing in
VoIP and cloud communication systems
. We are looking for motivated freshers who are eager to begin their career in VoIP Technical Support. With us, you will get hands-on experience, training, and growth opportunities in the telecom domain.

Role Description

This is a full-time on-site role for a Technical Support (Fresher). The role is located in Delhi, India. The Technical Support professional will be responsible for troubleshooting technical issues, providing support for VoIP services, assisting with telephony-related queries, and ensuring network stability. Day-to-day tasks include resolving customer issues, maintaining system functionality, and collaborating with team members to enhance service quality.

Qualifications

• Troubleshooting and Technical Support skills
• Knowledge of Voice over IP (VoIP) and Telephony
• Networking skills
• Strong communication and problem-solving abilities
• Ability to work independently and on-site in Delhi, India
• Bachelor's degree in Information Technology, Computer Science, or related field is a plus

Troubleshooting, approving, and executing warranty claims.Providing pre-sales information about products.Assisting with the activation of new sites as needed.Documenting all activity in a central CRM/Help Desk software platform. permanent night shift

Job Title: IT Support (Ticketing & Customer Support)

Location: Navi Mumbai

Experience: 1-2 years

Employment Type: Full-time

Work Mode: (Work From Office)

Job Summary: We are looking for a Support Executive with hands-on experience in ticketing systems and excellent communication skills. The ideal candidate will be responsible for handling customer queries, resolving issues through tickets, and ensuring a high level of customer satisfaction.

Key Responsibilities:

• Handle incoming support tickets via ticketing systems (e.g., Freshdesk, Zendesk, Jira, etc.).
• Respond to customer queries in a timely and professional manner through email, chat, or phone.
• Track, follow up, and ensure closure of all tickets within defined SLA.
• Collaborate with internal teams to resolve complex issues.
• Escalate unresolved issues to appropriate departments as needed.
• Maintain proper documentation of all support activities.
• Identify recurring issues and suggest process improvements.
• Ensure customer satisfaction through quality support service.

Required Skills & Qualifications:

• 1-2 years of experience in a Support Executive or Customer Service role.
• Proven experience in handling ticketing tools
• Excellent verbal and written communication skills.
• Good problem-solving skills and attention to detail.
• Ability to multitask and manage time effectively.
• Customer-focused with a positive attitude.
• Basic technical understanding to address product-related queries.

Thanks & Regards

Akanksha Gupta|

HR Associate-Talent Acquisition