DigiCert

Senior DevOps Engineer

DigiCert

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇺🇸 United States

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Job Level

Senior

Tech Stack

AnsibleAWSCloudDNSEC2LinuxPackerPythonTerraform

About the role

  • Implementation of infrastructure automation, monitoring, and system reliability practices committed to providing 100% service availability.
  • Able to perform forensic system administration, troubleshooting unfamiliar Linux systems and services.
  • Demonstrates a SecOps mindset with a focus on secure automation and hardened Linux system administration.
  • Champion the use and advancement of DevOps best practices including CI/CD, infrastructure as code, and zero-touch provisioning.
  • Utilize best practices in release management, incident management, capacity planning, and operational readiness.
  • Instrumentation of services with visualization to speed triage (lower MTTR) allowing no direct access to systems.
  • Exerts technical influence horizontally—up and laterally to fellow seniors, and down to the team.
  • Acts as a mentor to DevOps and engineering team members; share knowledge and foster a culture of learning and continuous improvement.
  • Proactively identify and implement opportunities to increase system resiliency.
  • Implement technical direction around infrastructure, cloud, networking (BGP), and automation strategy.
  • Participate in on-call rotation, demonstrating strong customer empathy and responsiveness to incidents.
  • Own and improve standard operating procedures and system documentation.
  • Research, prototype, and implement new technologies across cloud, virtualization, and hardware platforms.

Requirements

  • Strong Linux systems administration background with a deep understanding of how Linux interacts with hardware (CPU, memory, disk, networking).
  • Advanced proficiency in scripting and automation using Ansible, Bash, Python, Packer, and Terraform.
  • Hands-on experience with AWS services (EC2, IAM, VPC, etc.) and provisioning tools like Terraform and Packer.
  • Experience with datacenter operations including racking, stacking, and remote system management.
  • Proven ability to manage and configure systems at scale with zero-touch provisioning approaches.
  • Experience managing monitoring systems and developing custom dashboards for observability.
  • Solid understanding of networking within a linux environment (Router -> Switch -> Server -> Virtualation -> Linux -> Service) ; BGP and DNS experience is a plus.
  • Passion for operational excellence, security, and performance.
  • Ability to self-manage, communicate effectively, and collaborate with diverse technical teams.
  • Willingness and ability to learn new technologies as required.
Benefits
  • DigiCert offers a competitive benefits package for all of our full-time employees.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
Linux systems administrationscriptingautomationAnsibleBashPythonPackerTerraformAWSmonitoring systems
Soft skills
customer empathycommunicationcollaborationmentorshipcontinuous improvementtechnical influenceproactive identificationproblem-solvingself-managementteamwork