Warehouse Management System Administrator at Alan & Grant

Alan & Grant - Our work is focused on creating innovative HR and Organizational Development Solutions aimed at Performance Improvement & Business Growth. We currently serve clients across various sectors of the Economy from locations in Jos, Port Harcourt and Lagos.

We are recruiting to fill the position below:

Job Title: Warehouse Management System Administrator

Location: Lagos
Industry: FMCG / Foods / Beverage

Job Summary

• Manage fully automated Robotic Warehouse Management System. Mechanical part of the warehouse built on SMB infrastructure, PLC on Siemens, Middleware on Java and Frontend app on C++ run as web services.
• The entire system is integrated where software talks to PLC through middleware to convert electronic signal to mechanical signal.
• Base of warehouse data sits on SQL database. Selected candidate should be able to administer the entire chain of process and technicality to run the WMS efficiently and smoothly. This is very critical Business operations system and applications.

Duties & Responsibilities

• Through working knowledge of Siemens - STEP 7, WinCC Explorer, WinCC Flexible, TIA Portal.
• Communication protocols: Profibus, Modbus, IEC61850 and Ethernet.
• Logic development according to SRS, Safety interlocks, alarm/fault messages, event message display, trends and archive configuration.
• Hardware Knowledge: Siemens PLCs S7 300, S7 400, 1200, 1500, H system, and failsafe systems.
• Must have Experience in C++11/17, BASH, Python programming and debugging skills.
• Strong knowledge in Multi-threading, STL, Data Structure & Socket Programming TCP/IP.
• Understanding of dynamic polymorphism and C++ specific notions.
• Solid knowledge of memory management in non-garbage collected environments.
• Proficient understanding of code versioning tools such as Git, SVN, and Mercurial.
• Familiarity with continuous integration.
• Experience in developing or customizing Board Support Packages (BSP).
• Translate application storyboards and use cases into functional applications.
• Design, build, and maintain efficient, reusable, and reliable Java code.
• Ensure the best possible performance, quality, and responsiveness of the applications.
• Identify bottlenecks and bugs, and devise solutions to these problems.
• Help maintain code quality, organization, and atomization.
• Lean on the benefits and capabilities of the .Net framework.
• Ensure the modern principles from object orientated programming are being used.
• Implement complex algorithms.
• Interact with SQL and MS SQL databases.
• Identify and fix bugs + bottlenecks that are found within code.
• Create an adequate amount of unit tests to verify software functionality.
• Create well written documentation.
• Strong knowledge of operating systems(Windows).
• Ability to perform Installation of application/web servers.
• Must have understanding of JVM, troubleshooting and performance tuning.
• Apply patches & upgrades.
• Start / stop application/web services.
• Configure Clusters, JMS, Virtual Hosts, JDBC, auto-deployment, session replication, URL redirections, Re-write rules, http-plugins, etc.
• Installation and management of security certificates.
• Thread dump and log analysis.
• Backup and restoration of application/web server’s data.
• Basic knowledge of network infrastructure for e.g. TCP/IP, DNS, Firewall, router, load balancer etc.
• Technical documentation experience.
• Application Server - Clustering / Load balancing configuration.
• Deployment on Application Servers.
• Capacity planning of infrastructure (Sizing of servers based on traffic volumes).
• Incident management process - Implementation (Production Support).
• Conceptual knowledge of Business continuity and DR planning.
• Advanced scripting skills to automate jobs (start, stop, recycle, deploy etc.).
• Hardening of application/web server against known/unknown vulnerabilities.

Requirements

• A minimum of Bachelor’s Degree in Computer Science or its equivalent (Higher Dip./BE/B.Tech/BSc. in Computer Science/Information Technology.
• Minimum 8 years’ experience As WMS Administrator in a reputed organization with similar type of Warehouse structure and Systematic infrastructure.
• Proficient in Java, with a good knowledge of its ecosystems.
• Solid understanding of object-oriented programming.
• Familiar with various design and architectural patterns.
• Skill for writing reusable Java libraries.
• Knowledge of concurrency patterns in Java.
• Familiarity with concepts of MVC, JDBC, and RESTful.
• Experience with popular web application frameworks, such as Play and Spark.
• Familiarity with Java GUI frameworks {{such as Swing, SWT, and AWT depending on project requirements}}
• Knack for writing clean, readable Java code.
• Experience with both external and embedded databases.
• Understanding fundamental design principles behind a scalable application.
• Basic understanding of the class loading mechanism in Java.
• Creating database schemas that represent and support business processes.
• Basic understanding of JVM, its limitations, weaknesses, and workarounds.
• Implementing automated testing platforms and unit tests.
• Proficient understanding of code versioning tools, such as Git.
• Familiarity with build tools such as Ant, Maven, and Gradle.
• Familiarity with continuous integration.
• Critical thinking and problem solving skills.
• High level knowledge of the C++ programming language
• Knowledge of the .Net framework.
• Knowledge of SQL and MS SQL.
• High level of knowledge of object orientated programming.
• Expertise in any of these Middleware technologies: WebSphere, JBoss, Tomcat, WebLogic and Web Servers like Apache, IIS, OHS, Nginx, etc.
• Good experience in Automation using Shell/Python/PowerShell/Bash scripting.
• Through working knowledge of Siemens - STEP 7, WinCC Explorer, WinCC Flexible, TIA Portal.
• Communication protocols: Profibus, Modbus, IEC61850 and Ethernet.
• Logic development according to SRS, Safety interlocks, alarm/fault messages, event message display, trends and archive configuration.
• Hardware Knowledge: Siemens PLCs S7 300, S7 400, 1200, 1500, H system, and failsafe systems.

Application Closing Date
Not Specified.

Method of Application
Interested and qualified candidates should:
Click here to apply online