System Engineer

Our client is looking for a highly skilled
Application System Engineer to deploy, configure, and support our carrier-grade telecom solutions, including

Short Message Service Centers (SMSC),Multimedia Message Service Centers (MMSC), and other value-added services (VAS). The ideal candidate will have a strong background in wireless networks, messaging protocols, and Linux-based applications.

• 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.

• 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.

• Red Hat Enterprise Linux Systems
  :
  Proficiency in package management, networking, firewall configuration, and high availability solutions.
• 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/Maria
  
  DB and structured query language (SQL).
• Scripting and Programming
  :
  Experience writing Bash, Perl, Python, PHP, and Ruby scripts, as well as 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)