Linux system engineer

•     Vista Plus Development & Engineering

•     Shell Scripting

•     Application installation and upgrade in Linux environments (added advantage)

•     File System Management

•     Incident, Change, and Problem Management (ITIL)

•     Basic Oracle / Database concepts

•     Production Support and Health Check Monitoring

•     Documentation and Operational Governance

Job Description

Position Title: System Administrator

Employment Type: Full-Time, Permanent

Department: Research and Development

Reports To: R&D Manager, India Development Centre

Work from Office; No Remote; No Hybrid

About the Company

We are a software product and solutions company that builds mission-critical platforms used in regulated industries such as life sciences, biotech research, public health, and government compliance. Our systems are used to manage workflows, audits, research approvals, data security, compliance, and more—helping institutions reduce risk, increase transparency, and advance human well-being.

Our product line includes dynamic form engines, workflow automation, rules engines, analytics, AI/ML integrations, and user-centric digital tools for a global customer base.

Job Summary

We are looking for a skilled Windows & Linux System Administrator / Desktop Engineer responsible for managing, maintaining, monitoring, and troubleshooting the organization's IT infrastructure, including Windows and Linux servers, desktops, laptops, networks, applications, and end-user systems.

The role requires a combination of system administration, desktop support, troubleshooting, security, user management, and infrastructure monitoring. The candidate should be comfortable working independently, resolving technical issues, and providing timely support to employees.

Key Responsibilities

• Install, configure, maintain, and troubleshoot Windows and Linux servers.
• Manage Active Directory, DNS, DHCP, Group Policies, users, and access permissions.
• Perform server monitoring, patching, updates, backup checks, and basic security administration.
• Provide desktop and laptop support, including OS, software, hardware, printer, email, VPN, and connectivity troubleshooting.
• Troubleshoot basic LAN, Wi-Fi, TCP/IP, DNS, and VPN issues.
• Manage employee IT setup, onboarding/offboarding, and IT asset allocation.
• Monitor antivirus/endpoint security and ensure systems are updated and secure.
• Maintain IT inventory, system documentation, and helpdesk/ticket records.
• Coordinate with vendors and escalate infrastructure issues when required.
• Support virtualization, cloud, backup, and disaster-recovery activities as needed.

Required Skills

• Windows 10/11, Windows Server, Active Directory, DNS, DHCP, Group Policy
• Linux (Ubuntu/RHEL/CentOS) and basic Shell scripting
• Desktop/laptop hardware and software troubleshooting
• Basic networking: TCP/IP, LAN, Wi-Fi, VPN
• Backup, patch management, antivirus, and system monitoring
• Good troubleshooting, communication, and documentation skills
• Qualification
• Bachelor's degree/Diploma in Computer Science, IT, Electronics, or a related field.
• Preferred
• Exposure to VMware/Hyper-V, AWS/Azure, PowerShell/Bash, and IT helpdesk/ticketing tools.

Key Responsibilities

Platform Monitoring and Reliability

• Monitor the health and performance of EDM’s advertiser, publisher, broker, and internal platforms.
• Maintain monitoring, alerting, logging, and system-health dashboards.
• Investigate platform outages, degraded performance, failed transactions, delayed data, and integration errors.
• Respond to production incidents and coordinate resolutions with the appropriate engineers and vendors.
• Perform root-cause analysis and document corrective and preventive actions.
• Help maintain defined uptime, response-time, recovery-time, and system-reliability targets.
• Identify recurring problems and recommend permanent solutions.

Cloud Infrastructure and Systems Operations

• Maintain and support cloud infrastructure, servers, databases, networks, storage, and production environments.
• Support development, staging, and production environments.
• Assist with infrastructure scaling, system upgrades, patching, backups, and disaster recovery.
• Monitor cloud usage and help control infrastructure and technology costs.
• Maintain access controls, service accounts, certificates, domain configurations, and environment variables.
• Ensure production systems are properly documented and recoverable.

Deployment and Release Support

• Support safe and consistent application deployments.
• Maintain or improve continuous integration and deployment workflows.
• Coordinate release schedules, deployment validation, rollback procedures, and post-release monitoring.
• Help engineering teams identify configuration or infrastructure problems before releases reach production.
• Maintain deployment documentation, technical checklists, and change logs.
• Reduce manual deployment work through automation.

API and Integration Support

• Monitor and troubleshoot third-party APIs, webhooks, postbacks, dialer connections, CRM integrations, payment systems, tracking platforms, and compliance services.
• Investigate failed lead deliveries, missing postbacks, duplicate records, delayed reporting, and authentication problems.
• Support ping-post, real-time bidding, call-routing, SIP, and data-transfer workflows.
• Work with advertisers, publishers, and vendors to diagnose technical integration problems.
• Create clear documentation for common integration methods and troubleshooting procedures.
• Develop alerts that identify integration failures before clients report them.

Call and Lead Operations

• Monitor call-routing, tracking, recording, attribution, and disposition systems.
• Investigate calls that fail to route, connect, record, track, or report correctly.
• Support number provisioning, routing rules, caps, schedules, geographic restrictions, buyer availability, and failover logic.
• Validate that leads, calls, and transactions are properly attributed to the correct advertiser, publisher, campaign, and payout.
• Assist with discrepancies involving call duration, billable events, conversions, payouts, and reporting.
• Help protect revenue by identifying technical leakage and delivery failures.

Data and Reporting Support

• Monitor data pipelines, scheduled jobs, reporting processes, and database performance.
• Investigate discrepancies between platform reporting, billing records, payment records, and third-party systems.
• Write and maintain database queries for troubleshooting, validation, and operational reporting.
• Assist with data corrections using controlled and documented procedures.
• Support dashboards and operational alerts for revenue, margin, consumption, conversion, and platform activity.
• Maintain appropriate controls around production data access and modification.

Security and Access Management

• Support role-based access controls, multifactor authentication, audit logging, encryption, and secure system configuration.
• Provision and remove employee, contractor, client, and vendor access.
• Monitor suspicious activity and report potential security incidents.
• Assist with vulnerability remediation, security reviews, access audits, and incident-response procedures.
• Protect consumer, advertiser, publisher, employee, and company information.
• Follow company policies for credentials, production access, sensitive data, and change management.

Automation and Process Improvement

• Automate repetitive operational tasks using scripts, workflows, APIs, and infrastructure tools.
• Reduce manual work associated with monitoring, deployments, reporting, reconciliation, onboarding, and support.
• Build internal tools that improve visibility and response times.
• Identify operational bottlenecks that affect revenue, margin, client satisfaction, or employee productivity.
• Maintain clear runbooks and standard operating procedures for recurring technical tasks.

Technical Support and Documentation

• Serve as an escalation point for complex platform and integration issues.
• Translate technical problems into clear explanations for nontechnical teams.
• Create and maintain architecture diagrams, system inventories, runbooks, troubleshooting guides, and incident reports.
• Track incidents and technical requests through completion.
• Document known issues, temporary workarounds, permanent resolutions, and system dependencies.
• Participate in an on-call rotation for urgent production incidents.

First 90-Day Priorities

The successful candidate will be expected to:

• Learn EDM’s platforms, infrastructure, integrations, call-routing systems, reporting processes, and revenue workflows.
• Document critical systems, dependencies, credentials ownership, vendor contacts, and escalation procedures.
• Review existing monitoring, alerting, backups, access controls, and deployment procedures.
• Establish baseline metrics for uptime, incident volume, response time, recovery time, deployment success, and integration failures.
• Resolve high-priority recurring production and integration issues.
• Improve alerting for call-routing failures, API errors, delayed data, failed jobs, and reporting discrepancies.
• Create runbooks for the company’s most common and highest-risk technical incidents.
• Identify at least three meaningful automation or cost-saving opportunities.
• Participate in production support and demonstrate ownership of incidents through resolution.

Performance Expectations

Success will be measured by:

• Platform uptime and reliability
• Mean time to acknowledge and resolve incidents
• Reduction in recurring production problems
• Deployment success and rollback rates
• API, postback, webhook, and call-routing reliability
• Reporting and data accuracy
• Backup and recovery readiness
• Quality of technical documentation
• Security and access-control compliance
• Reduction in manual operational work
• Infrastructure costs relative to platform volume
• Responsiveness to internal teams, clients, and technical partners

Required Qualifications

• Three or more years of experience in operations engineering, DevOps, site reliability engineering, cloud infrastructure, systems administration, or production support.
• Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Experience supporting Linux-based production environments.
• Working knowledge of networking, DNS, SSL certificates, firewalls, load balancing, and application security.
• Experience with relational databases and SQL.
• Experience troubleshooting REST APIs, webhooks, authentication, and third-party integrations.
• Familiarity with monitoring, logging, alerting, and incident-management tools.
• Experience with scripting languages such as Python, Bash, JavaScript, or PowerShell.
• Understanding of source control, deployment pipelines, and release management.
• Strong troubleshooting, documentation, and communication skills.
• Ability to prioritize incidents based on business and revenue impact.
• Availability to participate in an on-call rotation.

Preferred Qualifications

• Experience in ad-tech, mar-tech, affiliate marketing, lead generation, pay-per-call, telecommunications, or SaaS.
• Familiarity with SIP, VoIP, dialers, call-tracking platforms, routing systems, and phone-number provisioning.
• Experience with containers, infrastructure as code, and automated deployment tools.
• Experience with Docker, Kubernetes, Terraform, GitHub Actions, or similar technologies.
• Familiarity with payment processing, usage-based billing, reconciliation, and commission systems.
• Experience working with real-time bidding, ping-post, lead distribution, or high-volume transactional systems.
• Understanding of TCPA-related controls, consent records, DNC suppression, data privacy, or regulated marketing environments.
• Experience with security audits, disaster-recovery testing, and compliance documentation.

Ideal Candidate

The ideal candidate:

• Takes ownership instead of waiting for someone else to fix the problem.
• Remains calm and methodical during high-impact incidents.
• Understands the difference between applying a temporary fix and eliminating a root cause.
• Communicates technical problems clearly and directly.
• Recognizes that production reliability is a business and revenue responsibility.
• Automates repetitive work whenever practical.
• Documents systems so the company is not dependent on one person’s memory.
• Protects security and stability without creating unnecessary bureaucracy.
• Is comfortable working in a fast-moving entrepreneurial environment.
• Can manage competing priorities while maintaining attention to detail.

Job Overview

We are seeking a highly experienced Senior Linux Infrastructure Engineer with deep expertise in Linux administration, bare metal infrastructure, enterprise storage, and next-generation AI Factory / GPU infrastructure platforms. This role is focused on designing, deploying, operating, and troubleshooting large-scale Linux-based infrastructure that powers both traditional enterprise workloads and modern AI/ML environments.

This is not a DevOps-focused role. We already have a dedicated DevOps team and are looking for an engineer with extensive hands-on experience in Bare Metal as a Service (BMaaS), GPU infrastructure, high-performance storage, data center operations, and enterprise Linux platforms.

The ideal candidate will have experience building and managing infrastructure from the hardware layer up, including servers, networking, storage, GPU clusters, and AI-ready platforms. They should be comfortable working with high-performance computing (HPC), AI Factory environments, and large-scale Linux deployments where performance, reliability, and operational excellence are critical.

Key Responsibilities & Required Skills

Linux & Bare Metal Infrastructure

• Expert-level Linux administration (Ubuntu required; Red Hat and SUSE preferred)
• Deep expertise in bare metal server deployment, architecture, provisioning, and lifecycle management
• Experience operating Bare Metal as a Service (BMaaS) platforms and large-scale infrastructure environments
• Strong understanding of server hardware, including:
• BIOS/UEFI
• RAID controllers
• Firmware management
• iLO/iDRAC/IPMI
• NICs and SmartNICs
• HBA cards
• Hardware diagnostics and troubleshooting
• Experience designing, implementing, and supporting enterprise Linux infrastructure at scale

AI Factory & GPU Infrastructure

• Experience deploying and managing GPU-accelerated infrastructure for AI/ML workloads
• Understanding of NVIDIA GPU technologies including:
• A100, H100, H200, B200, or equivalent GPU platforms
• NVIDIA DGX and OEM GPU servers
• GPU provisioning and lifecycle management
• GPU monitoring and performance optimization
• Knowledge of AI Factory architecture and infrastructure requirements
• Experience supporting GPU clusters, AI training environments, and high-performance computing (HPC) workloads
• Understanding of:
• GPU resource allocation and scheduling
• Multi-GPU systems
• GPU networking requirements
• High-bandwidth, low-latency infrastructure design
• Familiarity with NVIDIA ecosystem technologies such as:
• CUDA
• NCCL
• GPUDirect Storage
• NVIDIA Fabric Manager
• NVIDIA Base Command (preferred)

Enterprise Storage & Data Platforms

• Advanced Linux storage administration:
• LVM
• XFS, EXT4
• NFS
• iSCSI
• Fibre Channel SAN
• Multipath I/O
• Strong hands-on experience with Ceph, including:
• Cluster architecture
• MON, OSD, MDS
• RBD, CephFS, RGW
• Capacity planning
• Performance tuning
• Failure recovery
• Experience with high-performance AI storage platforms such as:
• WEKA
• VAST Data
• Dell PowerScale
• Pure Storage FlashBlade
• NetApp
• Understanding of:
• NVMe-over-Fabrics (NVMe-oF)
• RDMA
• GPUDirect Storage
• Parallel file systems
• AI data pipelines

Networking & Infrastructure

• Strong networking knowledge:
• Bonding
• VLANs
• Routing
• MTU optimization
• DNS
• DHCP
• Experience with high-performance data center networking:
• 100G/200G/400G Ethernet
• RoCE
• RDMA
• Spine-Leaf architectures
• Familiarity with NVIDIA Spectrum-X, Mellanox/NVIDIA ConnectX adapters, or equivalent technologies
• Strong understanding of Layer 2 and Layer 3 infrastructure design and troubleshooting

Operations & Reliability

• Experience with high availability, clustering, and disaster recovery
• Strong troubleshooting skills across:
• Linux operating systems
• Hardware platforms
• GPU infrastructure
• Networking
• Enterprise storage
• Experience supporting mission-critical production environments
• Bash and Python scripting for automation and operational efficiency
• Experience creating operational documentation, runbooks, and infrastructure standards

Nice to Have

• Kubernetes infrastructure (especially AI/ML and GPU integration)
• KVM, VMware, OpenShift Virtualization, or similar virtualization platforms
• Ansible automation
• NVIDIA Base Command Manager
• Slurm or HPC workload schedulers
• Observability and monitoring platforms (Prometheus, Grafana, OpenTelemetry)
• Data Center Infrastructure Management (DCIM) tools
• IPAM solutions
• AWS, Azure, or hybrid cloud exposure

• Linux troubleshooting
• Hands-on AWS
• Production/Application Support
• Bash/Shell/Python
• Monitoring/log analysis
• Incident resolution
• Application deployment/support
• Basic networking and database knowledge
• Production/batch support exposure
• Willingness for rotational weekend/critical production support

Primary Skills: Linux Administration, Production Support

Secondary Skills: Oracle SQL, Splunk, Grafana, AppDynamics, Cloud (OCP/AWS/Azure/GCP), Incident Management, AI/Automation.

Location : Mumbai

Big Picture (The Opportunity) :

Are you looking for an opportunity to advance your Career? & If you are able to maintain a positive attitude even when everything goes wrong, if you are detail oriented and self motivated with a passion to learn and improve your skills and knowledge, we have a perfect job for you !

What do we want from you ? (Our Expectations) :

• Zero to 2 years experience in Linux Operating System.
• Flexible working hours - able to support occasional nights, weekends, and call-ins, able to quickly adapt to a constantly changing faced paced environment. Open to travel to sites.
• An ideal person who is excited and motivated about running and supporting a production - grade critical infrastructure and looks for opportunities to improve processes with automation.

What are you required to do ? (Your Responsibilities) :

• Proactively maintain and develop all linux infrastructure technology to maintain a 24*7*365 uptime service.
• Engineering of systems administration-related various solutions for our various SAAS products and projects as well as operational needs.
• Proactively monitoring system performance and capacity planning.
• Providing technical support to customers for Applications, Operating systems, and networking.
• Will also be the first point of contact for our clients, where installations are placed on a permanent basis, for basic troubleshooting and problem solving.
• Fault finding, analysis and logging information for reporting of performance exceptions.
• Maintain best practices on managing systems and services across all environments.

Skills & Qualification Required (Add Value) :

• Graduate - Preferred to have Bachelor‘s Degree in Engineering, Computer Science or related field.
• He / She should be familiar with the installation and configuration of Linux operating systems and setup and operation of TCP/IP networking on Linux systems also familiar with Internet concepts including SMTP, IMAP, POP, HTTP, DNS, LDAP and related protocols.
• You should possess excellent communication skills .
• Knowledge of Email concepts, Helpdesk Concept , VoIP Concept , Cloud computing will be an added advantage.

Job Title : DevOps / Infrastructure Engineer

Experience : 3+ Years

Location : Gurugram Sector 48

Work Mode : 6 Days WFO (Monday to Saturday) / 01st & 03rd Saturdays are off

Employment Type : Full-time

Role Overview :

We are looking for a DevOps / Infrastructure Engineer with strong hands-on experience in Linux administration, Jenkins, Docker, networking, bare-metal servers, AWS, Redis, and MongoDB. The candidate should be capable of independently troubleshooting infrastructure, deployment, networking, and application-related issues in production environments.

Mandatory / Non-Negotiable Skills :

• Strong hands-on experience with Linux Administration & Troubleshooting.Strong experience with Jenkins and CI/CD pipelines.
• Hands-on experience with Docker and containerized environments.
• Strong understanding of Networking concepts – TCP/IP, DNS, HTTP/HTTPS, ports, routing, firewalls, load balancing, etc.
• Hands-on experience with Bare Metal Servers / Server Administration.
• Strong hands-on experience with AWS (EC2, VPC, IAM, Security Groups, Load Balancers, S3 & CloudWatch)
• Working knowledge of Redis
• Working knowledge of MongoDB
• Strong production troubleshooting and incident-resolution skills

Key Responsibilities :

• Manage, configure, monitor, and troubleshoot Linux and bare-metal servers
• Build, maintain, and troubleshoot Jenkins CI/CD pipelines
• Deploy, manage, and troubleshoot applications using Docker
• Manage and troubleshoot AWS infrastructure and services
• Configure and maintain networking, security groups, firewalls, ports, and connectivity
• Support and maintain Redis and MongoDB environments
• Perform server health checks, log analysis, performance troubleshooting, and incident resolution
• Work closely with development teams to support application deployments
• Identify root causes of infrastructure and production issues and implement preventive solutions
• Maintain infrastructure security, availability, and reliability
• Automate repetitive operational tasks wherever possible

Required Candidate Profile :

• 3+ years of relevant experience in DevOps, Infrastructure, System Administration, or related roles.
• Strong hands-on / production experience with all mandatory technologies.
• Good understanding of Linux systems and infrastructure.
• Strong troubleshooting and problem-solving abilities.
• Ability to take ownership of production infrastructure and deployment issues.
• Good communication and collaboration skills.

We are looking for an experienced Application Support Engineer with strong expertise in Linux/Unix, Networking, Routing, Load Balancing, and Production Support. The ideal candidate should have hands-on experience troubleshooting application and infrastructure issues using enterprise monitoring and observability tools such as Splunk, Grafana, and AppDynamics.

Key Responsibilities

• Provide L2/L3 production support for enterprise applications and infrastructure.
• Troubleshoot application, Linux/Unix, network, routing, and connectivity-related issues.
• Monitor application and infrastructure health using Splunk, Grafana, and AppDynamics.
• Analyze alerts, logs, performance metrics, and system behavior to identify issues.
• Troubleshoot routing, load balancing, connectivity, and network-related problems.
• Perform incident investigation, troubleshooting, and root cause analysis.
• Coordinate with Network, Infrastructure, Application, and other technical teams for issue resolution.
• Handle production incidents and ensure timely resolution within defined SLAs.
• Participate in problem management and identify recurring issues.
• Perform application health checks and proactively identify potential failures.
• Maintain troubleshooting guides, runbooks, and operational documentation.
• Support planned changes, deployments, and maintenance activities.

Must-Have Skills

Application Support

Linux / Unix

Networking

Routing

Load Balancing

Splunk

Grafana

AppDynamics

Production Support

Incident Management

Troubleshooting

Required Skills & Tools

• 4–6 years of experience in Application / Production Support.
• Strong hands-on experience with Linux/Unix administration and troubleshooting.
• Good understanding of TCP/IP, networking, routing, and connectivity concepts.
• Practical experience troubleshooting load balancing issues.
• Hands-on experience with monitoring and observability tools such as Splunk, Grafana, or AppDynamics.
• Strong log analysis and troubleshooting skills.
• Experience handling production incidents and working within SLA-driven environments.
• Strong communication and coordination skills.

Preferred Experience

• Exposure to ITIL processes including Incident, Problem, and Change Management.
• Experience with scripting/automation using Shell or Python.
• Exposure to cloud environments is an added advantage.
• Experience supporting enterprise-scale applications and infrastructure.

Key Competencies

• Strong analytical and troubleshooting skills.
• Ability to work under pressure during critical production incidents.
• Strong ownership and accountability.
• Excellent communication and stakeholder management.
• Ability to work collaboratively with global technical teams.

Qualifications

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline.

* Deploy and maintain company websites and HRM Cloud applications.

* Configure and manage cloud servers and Linux environments.

* Set up CI/CD pipelines using GitHub/GitHub Actions.

* Configure domains, DNS, SSL certificates, and HTTPS.

* Deploy frontend, backend/API, and database services.

* Configure production and staging environments.

* Manage Docker containers where required.

* Monitor server performance, uptime, logs, and application health.

* Implement regular database and server backups.

* Maintain security, access controls, firewalls, and server permissions.

* Troubleshoot deployment, server, network, and application issues.

* Work closely with Full-Stack Developers and QA teams.

* Maintain deployment documentation and technical procedures.

Required Skills

* AWS / Azure / DigitalOcean or equivalent cloud platform

* Linux server administration

* Git & GitHub

* CI/CD and GitHub Actions

* Docker

* Nginx / Apache

* DNS & domain configuration

* SSL/TLS and HTTPS

* Database deployment and backup

* Basic networking and security

* Monitoring and troubleshooting

* Experience deploying web applications to production

Preferred Skills

* Kubernetes

* Terraform / Infrastructure as Code

* Cloud security

* Load balancing

* Redis / caching

* PostgreSQL / MySQL / MongoDB

* Experience with Node.js, React, PHP/Laravel, or .NET applications

What We Offer

* Opportunity to work on HRM Cloud and SaaS products

* Exposure to real-world cloud infrastructure and production systems

* Remote/hybrid working opportunity

* Growth opportunities within the technology team

* Opportunity to work with an international product-focused company

How to Apply

Send your CV,GitHub profile, LinkedIn profile, and details of your previous cloud/DevOps projects.

Subject: Application – DevOps & Cloud Engineer