Job Description:
We are seeking a highly experienced Senior Systems Linux Engineer with expertise in Ubuntu Linux managing Java applications and a strong background in networking. The ideal candidate will oversee the design implementation and maintenance of onpremises and cloudbased environments while ensuring security reliability and scalability. This role includes managing system upgrades backups and hardening efforts while supporting Javabased application deployments. The candidate should possess a proactive mindset excellent problemsolving skills and the ability to thrive in a collaborative and dynamic environment
Key Responsibilities
Ubuntu Linux Administration:
Manage configure and optimize Ubuntu Linux servers in onpremise and cloud environments.
Perform system upgrades backup management and disaster recovery planning to ensure operational continuity.
Implement hardening practices to secure systems against vulnerabilities and threats.
Monitor troubleshoot and resolve Linux system performance and reliability issues.
Java Application Management:
Deploy maintain and optimize Javabased applications ensuring high performance and availability.
Handle application upgrades troubleshooting and integration with infrastructure systems.
Collaborate with developers to enhance Java application performance and compatibility.
Cloud & OnPremises Infrastructure:
Design implement and maintain hybrid infrastructure environments using cloud platforms (AWS Azure or Google Cloud) and onpremises systems.
Automate infrastructure provisioning monitoring and scaling with tools like Ansible Terraform or similar.
Ensure robust backup strategies and disaster recovery plans across environments.
Networking:
Configure and maintain network devices (firewalls switches routers) and ensure secure optimized connectivity.
Troubleshoot complex networking issues including VPNs VLANs DNS and DHCP configurations.
Monitor and enhance network security and performance for missioncritical systems.
SCADA System Support (Preferred):
Manage and support SCADA systems ensuring their reliability and secure integration into the IT infrastructure.
Collaborate with operations teams to ensure seamless communication between SCADA systems and other enterprise applications.
Automation & Scripting:
Develop and maintain scripts in Python and Ansible for automation of system administration tasks.
Streamline processes for system provisioning configuration management and monitoring.
Security & Compliance:
Implement security best practices including patch management system hardening and intrusion detection.
Ensure compliance with industry standards and regulatory requirements.
Monitor and respond proactively to security vulnerabilities and incidents.
Collaboration & Leadership:
Lead infrastructure projects involving system upgrades migrations and cloud integrations.
Provide mentorship and guidance to junior engineers fostering a culture of continuous learning.
Work closely with crossfunctional teams including DevOps developers and SCADA specialists.
Required Qualifications:
B.A or B.S. (or higher level degree) in Computer Science or a similar engineering program with strong academic performance preferred
5 years of experience as a Linux Systems Engineer with a focus on Ubuntu Linux.
Proven expertise in managing Java applications in production environments.
Handson experience with both onpremise and cloudbased infrastructure.
Strong background in networking including configuring and troubleshooting firewalls switches and routers
Experience with cloud platforms (AWS Azure or Google Cloud) and hybrid infrastructures.
Proficiency in Python scripting and Ansible automation for configuration management.
Familiarity with SCADA systems and their integration into IT environments.
Knowledge of backup strategies disaster recovery and system hardening practices.
Advanced proficiency in Ubuntu Linux administration troubleshooting and security hardening of Linux systems.
Experience with monitoring tools like Zabbix is a major plus
Understanding of database systems and query optimization is preferred
Proven success on challenging projects where you made key contributions while demonstrating ownership creativity and initiative.
Competence in MS Word Excel PowerPoint and Outlook.