Site Reliability Engineer

Job details

Our client is looking for a highly skilled Site Reliability Engineer to deploy, configure, and support our carrier-grade telecom solutions. The ideal candidate will have a strong background in wireless networks, messaging protocols, Puppet and Linux-based applications.

RESPONSIBILITIES:

• Deploy and configure SMSC, MMSC, and other messaging platforms for mobile operators and enterprise customers.
• Work closely with customers, network engineers, and software developers to ensure seamless product integration.
• Perform system upgrades, patches, and maintenance to keep applications running efficiently.
• Troubleshoot and resolve network, application, and protocol-related issues in live environments.
• Develop and maintain installation guides, deployment procedures, and troubleshooting documentation.
• Provide technical training and support to customers and internal teams.
• Participate in on-call support rotations to address critical production issues.

QUALIFICATIONS:

• Collaborative and adaptable, able to work effectively in a team while managing shifting priorities.
• Technically proficient with strong analytical and problem-solving skills.
• Clear and concise communicator, capable of explaining complex technical concepts to diverse audiences.
• Highly organized, with the ability to prioritize tasks and manage multiple issues simultaneously.
• Results-driven, with a proven track record of meeting deadlines in high-pressure environments.

REQUIRED:

• Red Hat Enterprise Linux Systems: Proficiency in package management, networking, firewall configuration, and high availability solutions (Pacemaker, Keepalived).
• Containerization and Orchestration: Docker and Kubernetes.
• Puppet Configuration Management: Experience in automating system configuration, deployment, and management using Puppet, including writing custom modules that include unit tests to streamline and tailor automation for specific requirements.
• Database Management: Strong knowledge of MySQL/MariaDB and structured query language (SQL).
• Scripting and Programming: Experience writing Bash, Perl, Python, PHP, and Ruby scripts and programming in C/C++.
• Networking and Protocols: In-depth understanding of TCP, UDP, SCTP, TLS, DNS, HTTP, LDAP, RADIUS, SMTP, SNMP, and SSH protocols.
• Applications and Tools: Include but not limited to Apache HTTP Server, Awk, cURL, Git, Kubectl, Systemctl, Tcpdump, Wireshark, OpenSSL, OpenSSH, Draw.io, Excel, and Word.
• Regular Expressions: Must be able to write and use regex patterns effectively.
• Virtualization: Hands-on experience with VMware vSphere.
• Telecommunications Network Infrastructure Components: Short Message Service Center (SMSC), Multimedia Message Service Center (MMSC), Evolved Packet Core (EPC), IP Multimedia Subsystem (IMS) Core, 5G Core
• Telecommunications Network Protocols: Diameter, SIP, SMPP, SS7 (M3UA, M2PA, SCCP, TCAP, MAP)