Senior Linux & Network Administrator

9D Technologies; Karachi Division; Sur place; PKR 2 400 000 - 3 600 000; Plein temps

Avantages offerts par ce poste

Family Health Insurance

Paid Time Off

Work-Life Balance

Delicious meals provided

On-site fitness facilities

Résumé du poste

9D Technologies is seeking a Senior Linux and Network Administrator to own production Linux servers and network services. The role covers maintenance, new builds, incidents and research, with focus on WireGuard, RADIUS, LDAP/KanIDM, and related directory services.

You will design Ansible changes, manage DNS, TLS, and firewall policy, and lead investigations into authentication and connectivity issues. Strong monitoring and vulnerability remediation skills are required.

Qualifications

• Bachelor's degree in Computer Science or a closely related field.
• 4–6 years of Linux system administration and network operations with production ownership.
• Production experience with RADIUS and a directory service (KanIDM, LDAP, or Active Directory), plus WireGuard or equivalent tunnel operations.

Responsabilités

• Own configuration and rollout of Linux network services with rollback paths.
• Own WireGuard, RADIUS, LDAP (KanIDM/LDAP/AD), including groups and replication.
• Design Ansible changes for new hosts and services; manage DNS, TLS, and firewall policy.
• Lead investigations for authentication, connectivity, or capacity issues with known causes.
• Own alerting, telemetry, and log review (Prometheus, Grafana, syslog); respond to incidents.
• Run vulnerability assessment on the server fleet and verify remediation.
• Build proofs of concept and determine what should reach production; update runbooks.

Connaissances

Linux admin

Network ops

RADIUS

LDAP/AD

WireGuard

Ansible

DNS

TLS

Firewall

Prometheus

Grafana

Vulnerability mgmt

Formation

Bachelors in Computer Science or related field

Outils

Prometheus

Grafana

syslog

Description du poste

9D Technologies is at the forefront of mobile apps and games publishing, delivering innovative and engaging experiences to users worldwide. Our mission is to create extraordinary digital experiences that captivate and entertain, and we are committed to pushing the boundaries of creativity and technology utilizing AI.

We are hiring a Senior Linux and Network Administrator to own production Linux servers and network services: maintenance, new builds, incidents, and research.

• Own configuration and rollout of Linux network services, with a rollback path.
• Own WireGuard, RADIUS (FreeRADIUS), LDAP, KanIDM, and Active Directory-style directory services, including groups, credentials, and replication.
• Design Ansible changes for new hosts and services; manage DNS, TLS, and firewall policy.
• Lead investigation when authentication, connectivity, or capacity issues have no known cause.
• Own alerting, telemetry, and log and event review (Prometheus, Grafana, syslog).
• Run vulnerability assessment on the server fleet and verify remediation.
• Build proofs of concept, recommend what should reach production, and keep the runbooks current.
• A bachelor’s degree in Computer Science or a closely related field.
• 4-6 years in Linux system administration and network operations, including ownership of production changes.
• Production experience with RADIUS and a directory service (KanIDM, LDAP, or Active Directory), plus WireGuard or equivalent tunnel operations.
• Strong Ansible, monitoring, and vulnerability remediation on Linux servers.
• Competitive pay that matches your skills and experience.
• Family Health Insurance.
• Paid Time Off to recharge and relax.
• Work-Life Balance and a supportive environment.
• Delicious meals provided to keep you fueled.
• Stay active with convenient, on-site fitness facilities.