Sr. System Administrator/Sr. DevOps Engineer

Job Title: System Administrator/DevOps Engineer (Proxmox VE/MicroStack Specialist)Location: Noida, UPEmployment Type: Full-Time / Contract (3-6 months, with potential for extension)Salary: Depends on ExperienceStart Date: Immediate (October 2025)We seek a skilled System Administrator/DevOps Engineer to set up, manage, and optimize a single-server cloud environment using Proxmox VE or MicroStack. You'll be hands-on, building a production-ready MVP for beta users (5-20 clients) while ensuring security, compliance (e.g., DPDP Act), and scalability. This role is ideal for a proactive techie who thrives in a startup environment and wants to grow into a lead role as we scale.Key ResponsibilitiesServer Setup & Management:Install and configure Proxmox VE (preferred) or MicroStack on a bare-metal server (e.g., Dell PowerEdge, 16-core CPU, 64 GB RAM, 1 TB SSD + 4 TB HDD).Provision 10-20 VMs (Ubuntu/Debian) or containers (LXC/Docker) for compute services.Set up storage pools (ZFS/LVM or Ceph) and user-facing file storage (e.g., Nextcloud/Seafile).Networking:Configure virtual networking (Open vSwitch or Linux bridges) for VM/container isolation.Set up NAT, public IPs, and secure access (e.g., HTTPS, WireGuard VPN) using a static IP or dynamic DNS.Implement firewall rules (UFW/iptables) and QoS for bandwidth limits.Security & Compliance:Secure the server with SSL (Let's Encrypt), MFA, and encryption (at rest/transit).Ensure compliance with India's DPDP Act 2023 (data consent, logging, transparency).Harden server against threats (e.g., Fail2Ban, regular patching).Monitoring & Automation:Deploy Prometheus/Grafana for CPU, RAM, storage, and network monitoring; set up alerts for >80% utilization or downtime.Automate VM provisioning and backups using Bash/Python scripts or Ansible.User Onboarding:Configure a self-service portal (Proxmox UI or OpenStack Horizon) for client access.Integrate basic billing/usage tracking (e.g., via API or scripts).Testing & Optimization:Stress-test the server (e.g., using stress-ng) to ensure 99% uptime.Optimize performance (e.g., tune ZFS ARC cache, prioritize SSD for I/O-heavy tasks).Future Prep:Document setup for scalability (e.g., clustering with Proxmox or OpenStack).Recommend upgrades (e.g., RAM, NVMe) based on beta feedback.Required Skills & QualificationsExperience: 2-5 years in Linux system administration or DevOps, with hands-on work in virtualization or cloud platforms.Core Technical Skills:Expertise in Proxmox VE (preferred) or MicroStack/OpenStack (setup, VM/container management, storage).Strong Linux skills (Ubuntu/Debian; CLI proficiency, e.g., systemd, cron).Virtualization: KVM/QEMU, LXC, or Docker.Networking: TCP/IP, VLANs, Open vSwitch, iptables/UFW, NAT, DNS.Storage: ZFS, LVM, or Ceph; familiarity with Nextcloud/Seafile.Scripting: Bash, Python, or Ansible for automation.Security: Knowledge of SSL/TLS, MFA, encryption; familiarity with India's DPDP Act 2023.Monitoring: Experience with Prometheus, Grafana, or similar.Soft Skills:Problem-solving under resource constraints (e.g., single-server limits).Clear documentation and communication for startup environment.Ability to work independently and propose optimizations.Education: Bachelor's in Computer Science/IT or equivalent experience. Certifications (preferred): RHCSA, CompTIA Server+, AWS Certified SysOps, or Canonical OpenStack.Preferred QualificationsExperience with edge computing or micro data centers in India.Familiarity with India's infra challenges (e.g., power reliability, Jio/Airtel networking).Prior work with colocation providers (CtrlS, Yotta, Sify).Knowledge of billing APIs (e.g., Stripe, Paytm) or usage meteringJob Types: Full-time, Part-timePay: From ₹500,000.00 per yearBenefits:Provident FundWork Location: In person