Senior DevOps Engineer

Engineer III - Software

Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Office

Job Description

Thermo Fisher Scientific is seeking a highly skilled DevOps Engineer III to design, build, and scale secure, reliable, and automated cloud infrastructure supporting mission-critical platforms.

This role requires a hands-on engineer who can independently design and implement CI/CD systems, optimize cloud environments, and drive DevOps maturity across teams. You will play a key role in improving deployment velocity, operational resilience, and infrastructure scalability.

Key Responsibilities

• Design, implement, and optimize CI/CD pipelines using Jenkins and GitHub Actions to improve deployment frequency and reliability

• Manage and maintain on-premise Linux servers, including patching, upgrades, performance tuning, and lifecycle management
• Lead and support production release activities, ensuring deployment reliability, rollback readiness, and post-release validation

• Design and manage scalable AWS infrastructure using Terraform and Infrastructure as Code best practices

• Execute containerization strategy and optimize Docker-based workloads

• Improve system reliability through monitoring, observability, proactive alerting, and automation

• Diagnose and resolve build failures, pipeline performance issues, and dependency conflicts

• Reduce operational toil through scripting and automation (Bash, Terraform, tooling enhancements)

• Partner with development teams to embed DevOps principles and improve developer experience

• Mentor junior engineers and contribute to DevOps standards and architectural decisions

Required Experience

• 5+ years of experience in DevOps, Cloud Engineering, or Systems Engineering

• Strong hands-on experience building and maintaining AWS-based infrastructure

• Proven experience implementing CI/CD pipelines in enterprise environments

• Solid experience with Infrastructure as Code (Terraform)

• Strong Linux systems expertise (Ubuntu and Debian preferred)

• Experience with containerization technologies (Docker)

Preferred Experience

• Experience designing highly available, scalable cloud architectures

• Familiarity with container orchestration

• Experience implementing monitoring and observability solutions

• Understanding of cloud security, compliance, and governance best practices

• Experience working in regulated or enterprise environments

What We’re Looking For

• A builder who thinks in systems, not just tools

• Strong troubleshooting instincts and production ownership mindset

• Ability to balance speed, reliability, and cost

• Clear communication and cross-functional collaboration skills

Experience Level

Senior Level