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Senior Linux/AWS Cloud Engineer

Company:
Tier4 Group
Location:
Bethesda, MD
Posted:
June 22, 2025
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Description:

Job Description

JOB SUMMARY

We are seeking a highly skilled Senior Linux/AWS Cloud Engineer to design, implement, and maintain robust cloud and Linux-based solutions in a dynamic, mission-critical environment. This role will focus on delivering scalable automation, ensuring 24/7 system availability, and supporting complex application ecosystems. The ideal candidate will collaborate with cross-functional teams to optimize AWS infrastructure, manage Linux server environments, and drive operational excellence through innovative tools and processes. MUST BE ABLE TO OBTAIN A PUBLIC TRUST

KEY RESPONSIBILITIES:

Design and implement scalable Linux and AWS-based infrastructure

solutions to support a dynamic application environment.

Develop and maintain automation and productivity tools for system

provisioning, configuration, patching, monitoring and redundancy

strategies to maintain 24/7 availability of mission-critical systems,

adhering to industry best practices.

Collaborate with development teams to test, troubleshoot, and optimize

Tomcat-based Java applications in AWS and EKS environments.

Administer and manage EKS clusters, including configuration, tuning, and

upgrades.

Own and manage AMI creation, lifecycle management, and EC2 instance

provisioning.

Ensure security compliance through system hardening, configuration

management, and proactive monitoring practices.

Develop and implement robust backup, recovery, and redundancy

strategies.

Participate in an on-call rotation for production support and incident

response.

Create and maintain clear documentation for operational processes and

environment configurations.

MUST HAVE SKILLS:

8+ years of hands-on experience administering RedHat Enterprise Linux

7/8/9 and/or Amazon Linux 2/2023 in enterprise environments.

3+ years of experience managing AWS infrastructure (EC2, EKS, S3, IAM,

etc.), with a solid grasp of cloud architecture and best practices.

Strong experience with automation tools such as Ansible, Puppet, AWS

Systems Manager, or CloudFormation.

Proficiency in Shell and Python scripting for automation and

troubleshooting.

Solid understanding of system monitoring, incident response, and

performance tuning in cloud environments.

Excellent problem-solving and analytical skills, with a detail-oriented and

proactive approach.

Experience in Federal Grants Management is a plus.

Full-time

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