Sr. Systems Engineer – Linux

TechSur Solutions, LLC; Reston (VA); Presencial; USD 105.000 - 110.000; Jornada completa

Descripción de la vacante

TechSur Solutions, LLC seeks an experienced Sr. Systems Engineer - Linux to lead and manage enterprise IT infrastructure, Linux systems, and cloud environments in a client-facing role.

You will drive RHEL administration, Ansible automation, and middleware management with Apache, Tomcat, JBOSS, and WebSphere. Collaborate with clients and cloud engineers to ensure high availability, performance, and security across on-prem and cloud platforms (AWS/Azure/OpenShift).

Formación

• 8+ years of experience as a Linux Systems Engineer / Administrator
• Strong expertise in RHEL (7, 8, 9) administration
• Hands-on experience with Ansible automation and Ansible Tower
• Experience with AWS and Azure cloud platforms
• Knowledge of OpenShift container platform
• Strong understanding of application servers: Apache, Tomcat, JBOSS, WebSphere
• Experience with cloud migrations and application modernization
• Familiarity with CI/CD and DevOps tools
• Strong troubleshooting and client communication skills

Responsabilidades

• Maintain and support IT infrastructure including server hardware and Linux operating systems
• Perform installation, configuration, patching, and upgrades of Linux OS (RHEL 7, 8, 9)
• Install, configure, and manage middleware components such as Apache, Tomcat, JBOSS, WebSphere
• Develop and maintain Ansible playbooks for OS upgrades, hardening, and automation tasks
• Experience with Ansible Tower / AWX for configuration management and orchestration
• Build and manage virtual machines in Azure Cloud, including mobility and service migration tools
• Provide guidance and implementation support for OpenShift and Azure cloud environments
• Interact with clients to resolve system, application, and infrastructure-related issues
• Analyze application performance and ensure availability and performance objectives are met using monitoring and performance tools (AWS)
• Manage DevOps and CI/CD tools such as Ansible, Puppet, Jenkins, OpenShift, AWS CodeDeploy
• Develop AWS CloudFormation templates to automate EC2 provisioning, software installation, and service startup
• Deploy and manage application updates across different versions on JBOSS and Tomcat environments
• Ensure system security, compliance, and best practices across on-prem and cloud platforms

Conocimientos

Linux systems engineering

RHEL administration

Ansible automation

AWS

Azure

OpenShift

Application servers

CI/CD

DevOps

Troubleshooting

Herramientas

Ansible Tower/AWX

Jenkins

Puppet

OpenShift

AWS CloudFormation

Descripción del empleo

• Active Government Security Clearance: No
• Compensation: USD 105,000 - USD 110,000 - yearly

Company Description

TechSurSolutions is a digital services company whose mission is to enable digital transformation for our customers to improve quality and efficiency.Based in the DC metropolitan area,TechSurspecializes in advanced cloud services, modernization for both ITstructuresand applications, leveraging Agile development, and Data Analytics.Since we were formed inAugust of2016,we have supported multiple impactful and excitinggovernment programs.

Job Description

Job Summary

We are seeking an experienced Sr. Systems Engineer - Linux with 8+ years of hands-on experience in managing enterprise IT infrastructure, Linux systems, and cloud environments. The ideal candidate will have strong expertise in RHEL administration, automation using Ansible, cloud platforms (AWS, Azure), and application server management. This role involves close collaboration with clients, application teams, and cloud engineers to ensure high availability, performance, and security of systems.

Key Responsibilities

• Maintain and support IT infrastructure including server hardware and Linux operating systems
• Perform installation, configuration, patching, and upgrades of Linux OS (RHEL 7, 8, 9)
• Install, configure, and manage middleware components such as Apache, Tomcat, JBOSS, WebSphere
• Develop and maintain Ansible playbooks for OS upgrades (RHEL 7 to RHEL 8), OS hardening, and automation tasks
• Experience with Ansible Tower / AWX for configuration management and orchestration
• Build and manage virtual machines in Azure Cloud, including mobility and services migration tool installation
• Provide guidance and implementation support for OpenShift and Azure cloud environments
• Interact with clients to resolve system, application, and infrastructure-related issues
• Analyze application performance and ensure availability and performance objectives are met using monitoring and performance tools (AWS)
• Manage DevOps and CI/CD tools such as Ansible, Puppet, Jenkins, OpenShift, AWS CodeDeploy
• Develop AWS CloudFormation templates to automate EC2 provisioning, software installation, and service startup
• Deploy and manage application updates across different versions on JBOSS and Tomcat environments
• Ensure system security, compliance, and best practices across on-prem and cloud platforms

Qualifications

Required Skills & Qualifications

• 8+ years of experience as a Linux Systems Engineer / Administrator
• Strong expertise in RHEL (7, 8, 9) administration
• Hands-on experience with Ansible automation and Ansible Tower
• Experience with AWS and Azure cloud platforms
• Knowledge of OpenShift container platform
• Strong understanding of application servers: Apache, Tomcat, JBOSS, WebSphere
• Experience with cloud migrations and application modernization
• Familiarity with CI/CD and DevOps tools
• Strong troubleshooting and client communication skills

Additional Information

All your information will be kept confidential according to EEO guidelines.