We are seeking an experienced
**System Administrator**
to design, operate, and continuously improve a
**Red Hat–based Linux infrastructure**
supporting high-availability, high-throughput systems. This role is central to maintaining operational excellence across performance-critical environments that process large volumes of network and application traffic.
This position is ideal for a
**senior, hands-on Linux professional**
who is comfortable owning production systems end-to-end, operating modern
**Golang-based server stacks**
, and working at the intersection of systems, networking, and security.
**Key Responsibilities**
- Architect, administer, and optimize
**Red Hat Enterprise Linux–based systems**
(RHEL and compatible distributions) across production and non-production environments
- Design and operate
**high-availability system architectures**
, including redundancy, failover, and capacity planning
- Deploy, configure, and operate
**high-performance Golang servers**
(custom or framework-based) for
**HTTP and TCP services**
, traffic handling, and backend communication
- Tune system performance at the
**kernel, filesystem, and network stack levels**
to support low-latency, high-throughput workloads
- Implement and maintain
**system observability**
: metrics, logs, alerts, and performance baselines
- Lead
**incident response and post-mortem analysis**
, including root-cause identification and long-term remediation
- Design and enforce
**backup, recovery, and disaster-recovery strategies**
for critical systems
- Apply
**security hardening**
, patch management, and vulnerability remediation in coordination with security teams
- Automate infrastructure provisioning, configuration, and operational workflows using
**scripting and automation frameworks**
- Own system lifecycle management:
**build standards, configuration baselines, upgrades, and decommissioning**
- Collaborate closely with
**network, security, and platform engineering teams**
to ensure end-to-end system reliability and resilience
- Support infrastructure scaling initiatives and contribute to
**architecture decisions**
as the platform evolves
**Qualifications**
- **3+ years**
of hands-on experience administering
**Linux systems**
in production environments
- Understanding of
**Linux internals**
, kernel behavior, process scheduling, memory management, and I/O performance
- **Hands-on experience deploying, configuring, and operating high-performance Golang servers**
(custom or framework-based) for HTTP/TCP services, traffic handling, and backend communication
- Strong knowledge of
**networking fundamentals and system-level networking**
(TCP/IP, DNS, routing concepts, firewall interaction)
- Proven experience with
**performance tuning, capacity planning, and system scalability**
- Experience implementing and maintaining
**monitoring, alerting, and centralized logging systems**
- Advanced
**shell scripting**
skills (Bash or similar) for automation and operational efficiency
- Solid understanding of
**backup architectures, data integrity, and disaster-recovery planning**
- Strong troubleshooting skills with a structured, analytical approach to complex system issues
- Ability to operate effectively in
**high-availability, security-sensitive, and always-on environments**
