DevOps Engineer

Job Description: Senior DevOps Engineer (On-Prem & Hybrid Infrastructure) Experience Required: 36 Years

Location - Gurugram, 5 days Work from office

We are looking for a highly skilled Senior DevOps Engineer with strong hands-on experience in on-premise infrastructure, Linux systems, automation, CI/CD, container platforms, observability, and platform engineering. The ideal candidate should have a deep understanding of enterprise grade DevOps tools and practices, especially in hybrid/on-prem environments.

Key Responsibilities

1. Core Infrastructure & Operating Systems

Manage and administer Linux environments: RHEL/CentOS 79, Ubuntu 20.04/22.04, Oracle Linux, SUSE .

Handle enterprise storage systems: NAS, NetApp, HPE 3PAR/Nimble . Work with SAN/NAS protocols : FC, iSCSI, NFS, CIFS/SMB, including multipathing. Perform bare-metal provisioning for servers and appliances.

2. Container Platforms (On-Prem Kubernetes)

Strong hands-on expertise in Red Hat OpenShift (4.124.16) .

Good understanding of core Kubernetes concepts.

Manage container runtimes like containerd or CRI-O .

Work on cluster upgrades, operators, networking, storage classes, monitoring, and security hardening.

3. CI/CD & Automation

Implement CI/CD pipelines using Jenkins (Pipeline-as-Code, shared libraries, distributed agents).

Work with GitLab CE/EE , including runners and self-hosted workflow automation.

Manage GitOps deployments via ArgoCD , Flux v2 , or similar.

Strong proficiency in Ansible (AWX/Tower).

Infrastructure-as-Code using Terraform/OpenTofu .

Build standard VM/bare-metal images using Packer (good-to-have).

4. Configuration Management

Maintain automation using Ansible as the primary tool.

Manage OS fleets through Red Hat Satellite or SUSE Manager .

Exposure to Puppet or Chef (legacy systems support).

5. Monitoring, Logging & Observability

Manage observability stack with Prometheus + Thanos/Cortex/Mimir for metrics.

Build dashboards and alerts in Grafana / Grafana Enterprise .

Experience with Loki + Promtail/Alloy for logs.

Optional exposure: Elastic Stack (ELK/EFK) , OpenSearch , Zabbix , Nagios .

Deploy and maintain OpenTelemetry collectors .

Experience with VictoriaMetrics is a plus.

6. Security, Compliance & Secrets Management

Manage enterprise secrets using HashiCorp Vault (on-prem).

Perform vulnerability and compliance scanning using OpenSCAP , Anchore , Trivy , Clair .

Work with SELinux/AppArmor in enforcing mode.

Handle certificate lifecycle with Venafi , internal CA, or cert-manager. Support VA scans using tools like Nessus .

7. Networking (Enterprise-Grade On-Prem & Hybrid)

Good understanding of cloud-style concepts: Security Groups, NACLs, NAT, IGW, Route Tables .

Exposure to pfSense, FortiGate, Cisco firewalls.

Experience with load balancers: F5 BIG-IP, NGINX, HAProxy, XAMPP .

Understanding of BGP/EVPN, VLANs, VXLAN , firewalls, and enterprise network segmentation.

8. Backup, Disaster Recovery & High Availability

Manage backups for DBs, VMs, and applications .

Understanding of stretched clusters, metro clusters , and Site Recovery Manager (SRM) .

Practical knowledge of designing and supporting HA vs DR for servers, databases, and applications.

9. Databases & Middleware (DevOps-Managed Environments)

Hands-on experience managing:

o PostgreSQL, MySQL/MariaDB, MongoDB, Oracle, MS SQL Server

o Redis, RabbitMQ, Kafka clusters

Experience with operators like:

o CrunchyData (Postgres)

o Percona (MySQL/Mongo)

o StackGres (Postgres)

o Strimzi (Kafka)

10. Scripting & Platform Engineering

Strong scripting using Python , Go (for internal tooling), and advanced Bash .

In-depth understanding of Linux internals : cgroups, namespaces, kernel tuning.

Work with Git workflows: GitOps, trunk-based development, monorepos .

Capacity planning, infrastructure right-sizing, and on-prem cost optimization.

Familiarity with:

o Redis, Kafka

o Jupyter, Airflow

o Jenkins (deep expertise)

o Zenduty, SonarQube

o Docker RBAC, Teleport, SSO

Strong platform engineering mindset to build internal automation platforms.

Required Qualifications

36 years of experience in DevOps, Site Reliability Engineering, or Platform Engineering.

Strong hands-on experience with Linux and enterprise on-prem infrastructure.

Experience managing HA production systems at scale.

Strong problem-solving skills and ability to work independently in complex environments.

Good to Have

Certifications in RHEL, OpenShift, Kubernetes, Terraform, Ansible, or security tools.

Experience in regulated industries (BFSI, fintech, telco).

Why Join Us

Opportunity to work on enterprise-grade infrastructure in an advanced hybrid environment.

Exposure to full-stack DevOps, including OS, platform, containers, networking, and automation.

High ownership role with modern tooling and platform engineering responsibilities.

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