Total 3 job vacancies by Inventivo Pte. Ltd.

Job Description

We are looking for an experienced Network Engineer to manage, maintain, and support enterprise IT infrastructure across AIX, Linux, VMware, AWS, and database environments. The role will involve server administration, cloud infrastructure support, virtualization management, system monitoring, backup and recovery, performance tuning, and troubleshooting of infrastructure-related issues.

The successful candidate will be responsible for ensuring system availability, security, performance, and reliability across on-premise and cloud environments.

Key Responsibilities

Manage and administer AIX and Linux servers, including installation, configuration, upgrades, patching, migration, and maintenance.

Support enterprise server environments running on IBM AIX, RHEL, CentOS, Ubuntu, and related platforms.

Administer VMware ESXi and vCenter environments, including VM creation, cloning, templates, snapshots, vMotion, HA, and resource configuration.

Perform daily server health checks, monitoring of CPU, memory, disk, network, and system performance.

Troubleshoot server, operating system, network, hardware, and virtualization-related issues within agreed SLA timelines.

Manage user accounts, groups, permissions, file systems, security settings, and access controls.

Configure and manage LVM, NFS, Samba, LDAP, cron jobs, Apache, and other Linux/AIX services.

Perform backup, restore, disaster recovery, root password recovery, boot issue troubleshooting, and disk replacement activities.

Administer IBM Power Systems, including HMC, LPAR, DLPAR, VIO Server, SEA, MPIO, and NIM configuration.

Support AWS cloud infrastructure, including EC2, S3, IAM, VPC, RDS, CloudWatch, Route 53, EFS, security groups, Auto Scaling, and Load Balancers.

Create and manage AWS accounts, IAM access, EC2 instances, storage volumes, snapshots, backups, and cloud monitoring alerts.

Implement AWS security best practices using IAM, KMS, GuardDuty, AWS Shield, and related services.

Support cloud migration, cost optimization, automation, and high-availability cloud infrastructure.

Install, configure, and administer MySQL, MariaDB, Percona, PostgreSQL, Redis, and MongoDB in Linux environments.

Manage database users, schemas, backup jobs, replication, alerts, slow query settings, and database troubleshooting.

Support SAN storage administration, including LUN creation, expansion, mapping to ESXi, and health monitoring.

Use monitoring tools such as Nagios, Zabbix, Grafana, Cacti, and LPAR2RRD to track infrastructure health and performance.

Create scripts using Shell scripting, Bash, Korn shell, and Ansible playbooks to automate routine administration tasks.

Coordinate with internal teams, vendors, and support engineers for issue resolution, system maintenance, and infrastructure improvements.

Job Requirements

Diploma or Degree in Information Technology, Computer Science, Engineering, or related discipline.

Minimum 8 to 10 years of experience in system administration, infrastructure support, or related IT operations role.

Strong hands-on experience in AIX and Linux system administration.

Experience with Linux distributions such as RHEL, CentOS, and Ubuntu.

Good knowledge of VMware ESXi, vCenter, VM templates, cloning, snapshots, vMotion, and HA.

Hands-on experience with AWS cloud services, including EC2, S3, IAM, VPC, RDS, CloudWatch, Route 53, EFS, Load Balancers, and Auto Scaling.

Experience in server build, migration, upgrade, patching, monitoring, backup, and recovery.

Knowledge of IBM Power Systems, including HMC, LPAR, DLPAR, VIO, SEA, MPIO, and NIM will be advantageous.

Experience in MySQL, MariaDB, Percona, PostgreSQL, Redis, or MongoDB administration.

Knowledge of SAN storage, LUN mapping, ESXi storage connectivity, and storage health monitoring.

Familiar with monitoring tools such as Nagios, Zabbix, Grafana, Cacti, or LPAR2RRD.

Able to troubleshoot hardware, OS, network, storage, database, cloud, and virtualization issues.

Experience with automation tools such as Shell scripting and Ansible.

Good understanding of IT security, access control, backup strategy, disaster recovery, and system performance tuning.

Ability to work independently and as part of a team in a fast-paced environment.

Good communication, documentation, analytical, and problem-solving skills.

Professional certifications such as IBM Certified System p Administrator AIX, ITIL, AWS, Linux, or VMware certifications will be an advantage.

Job Description

We are seeking a highly skilled Middleware SystemsEngineer to play a pivotal role in modernizing and standardizing our supplychain technology stack. You will be responsible for designing, implementing,and maintaining middleware solutions that facilitate seamless communication anddata exchange between:

● MiddlewareArchitecture: Support the designing andimplementation of a robust and scalable middleware architecture that addressesthe challenges of fragmented systems, integration issues, and legacyinfrastructure.

● SystemIntegration: Develop and manageintegrations between WMS, SAP, TMS, DBP, WES, and other relevant systems toensure efficient data flow and process automation.

● MessageExchange: Enablereliable and secure message exchanges between systems using appropriatemessaging protocols and technologies.

● Collaboration: Workclosely with the business units and project managers, IT team, external vendorsand other stakeholders to gather requirements, design solutions, and ensuresuccessful implementation.

● Monitoringand Troubleshooting: Implementmonitoring and logging mechanisms to proactively identify and resolve issues.

● PerformanceOptimization: Continuously optimizethe performance and scalability of the middleware infrastructure.

● TechnologyEvaluation: Stay abreast ofemerging middleware technologies and evaluate their potential for improving oursupply chain operations.

● ProfessionalInsight: Providetechnical advice to project managers/leaders and give technical direction toteam members.

JOB REQUIREMENTS

● Bachelor'sor Master's degree in Computer Science, Engineering, or a related field.

● 5-7years of experience in middleware systems engineering or a similar role.

● CertifiedMulesoft or equivalent middleware tools.

● Strongunderstanding of middleware concepts, integration patterns, and messagingprotocols.

● Hands-onexperience with middleware platforms such as MuleSoft, Apache Kafka,Boomi, orsimilar.

● Experiencewith Grocery and supply chain platforms like ERP, WMS, is a plus.

● Excellentproblem-solving and analytical skills.

● Abilityto work independently and as part of a team.

● Strongcommunication and interpersonal skills.

Benefits:

● Opportunityto work on challenging and impactful projects.

● Adynamic and collaborative work environment.

● Opportunitiesfor professional growth and development.

JobTitle: Resident Engineer Cybersecurity Engineer

Overview

We are seeking a highly skilled and experienced Resident Engineer to support and manage enterprise network infrastructure, with a strong focus on routing, BGP, and Fortinet SD-WAN solutions. The ideal candidate will be embedded onsite, providing hands-on technical expertise, proactive support, and continuous optimization of network performance and security.

KeyResponsibilities

• Provide on-site technical support as a Resident Engineer, acting as the primary point of contact for network-related matters
• Design, implement, and troubleshoot complex network routing solutions, with deep expertise in BGP
• Deploy, manage, and optimize Fortinet SD-WAN solutions across enterprise environments
• Administer and maintain FortiManager platforms, including policy management, device provisioning, and centralized control
• Develop and maintain automation scripts using Jinja to streamline configuration and deployment processes
• Monitor network performance, identify issues proactively, and implement corrective measures
• Collaborate with internal teams and vendors to resolve incidents and improve infrastructure resilience
• Perform regular health checks, audits, and documentation of network systems
• Support change management processes, including planning, testing, and implementation of network changes
• Provide technical guidance and knowledge transfer to stakeholders where required

RequiredSkills & Experience

• Strong hands-on experience with routing protocols, especially BGP (Border Gateway Protocol)
• Proven expertise in Fortinet SD-WAN architecture, deployment, and troubleshooting
• Advanced knowledge of FortiManager architecture and operations
• Proficiency in Jinja scripting for network automation and templating
• Solid understanding of network design principles, including high availability and redundancy
• Experience with enterprise network monitoring and troubleshooting tools
• Ability to work independently in a client-facing, onsite role

PreferredQualifications

• Relevant certifications such as Fortinet NSE (4/5/6/7) or equivalent
• Experience with network automation frameworks (e.g., Ansible)
• Familiarity with firewall, VPN, and security best practices
• Prior experience in a Resident Engineer or onsite support role

SoftSkills

• Strong problem-solving and analytical skills
• Excellent communication and stakeholder management abilities
• Ability to work under pressure and manage multiple priorities
• Proactive and detail-oriented mindset

WorkArrangement

• Onsite (Resident Engineer role)
• May require after-hours support or standby depending on operational needs