Senior Linux Systems Administrator

The ideal candidate is an experienced IT professional with a sharp technical acumen, expertise in modern DevOps technologies, and a preference for working onsite. Candidates with financial services experience is preferred. This role is onsite in Boston 3-4 days a week.

Responsibilities:

• 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.

Preferred Qualifications:

• 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.