Senior Linux System Administrator, Robert Half

Senior Linux System Administrator

Robert Half

Location:

United States, Boston

Category:

IT - Administration

Contract Type:

Employment contract

Salary:

Not provided

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Job Description:

An asset management firm based in Boston is seeking a highly skilled Senior Linux System Administrator to join their IT Infrastructure team. This role is essential to maintaining the firm’s robust Linux system environment, managing containerization processes, and supporting cloud-based initiatives.

Job Responsibility:

Maintain and administer Linux environments, including system performance tuning, patching, and troubleshooting
Manage PostgreSQL databases, ensuring data integrity and accessibility
Deploy, manage, and optimize containerization technologies, specifically Kubernetes and Docker, to support application development and production
Implement and maintain configuration management tools, such as Puppet, to ensure consistent and reliable infrastructure
Develop and execute automation scripts using Python, Bash, and Powershell to streamline system operations and administrative tasks
Collaborate with developers, architects, and business stakeholders to analyze technical requirements and deliver tailored solutions
Manage and support cloud infrastructure, with an emphasis on AWS, ensuring scalability, security, and cost efficiency
Monitor system health, troubleshoot complex issues, and implement solutions to guarantee high availability and performance of IT systems
Work cross-functionally to provide support for key IT initiatives, including new installations, upgrades, and migrations
Maintain detailed documentation for system configurations, operational procedures, and troubleshooting steps
Advise on best practices and emerging technologies to drive innovation and process improvements

Requirements:

5+ years of experience as a Linux System Administrator in enterprise environments
Strong proficiency in Linux OS (RHEL, CentOS, or equivalent) administration and troubleshooting
Advanced experience with containerization technologies (Kubernetes and Docker)
Hands-on experience with database technologies (PostgreSQL)
Hands-on expertise in configuration management tools like Puppet for infrastructure as code
Proficiency in scripting languages such as Python, Bash, or Powershell for automation purposes
Proven track record in managing cloud environments, specifically AWS (experience with other cloud platforms is a plus)
Familiarity with CI/CD pipelines and modern DevOps practices
Strong knowledge of system security best practices (e.g., firewalls, permission models, encryption)
Exceptional problem-solving skills, with the ability to troubleshoot complex technical challenges independently or collaboratively
Excellent verbal and written communication skills, with the ability to explain technical concepts to non-technical stakeholders
Prior experience working within financial services or asset management environments is highly desirable

Nice to have:

Certifications such as AWS Solutions Architect, Linux+, or CKA (Certified Kubernetes Administrator)
Experience with on-premises and hybrid-cloud environments
Knowledge of ITIL processes for incident and change management

What we offer:

medical, vision, dental, and life and disability insurance
eligibility to enroll in company 401(k) plan

Additional Information:

Job Posted:

March 24, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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