Senior Application Engineer

Job details –

Our client is looking for a highly skilled Senior Application 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)

Benefits:

Health and Wellness:

Medical (including prescription), dental, and vision insurance for employees and eligible dependents

Basic and voluntary life insurance

Long- and short-term disability insurance

Retirement:

401(k) plan

Work and Life Balance:

Generous paid time off policy (vacation, sick, and holiday)

Additional Perks:

Remote work

Employee discounts and assistance services

Employee referral bonus program

Casual dress code

A sharp team to collaborate with

Games, snacks, and employee fun events