Note: The job is a remote job and is open to candidates in USA. BarkleyOKRP, through its MissionOne Media brand, provides integrated media, CRM, data, analytics, retail media, SEO, and digital experience services. The Senior Infrastructure Engineer will own the stability and security of legacy production infrastructure while helping design, scale, and modernize cloud architecture for new products and services.
Responsibilities
- Incident Response & Operational Stability: Own the incident management lifecycle for production. Triage alerts, troubleshoot OS-level bottlenecks, debug performance issues, and drive rapid root-cause analysis
- Performance Monitoring & Debugging: Actively monitor system performance, application logs, and resource health using modern observability platforms (such as Observe by Snowflake) to quickly diagnose and resolve operational issues
- Legacy Infrastructure Management: Proactively maintain, patch, and secure our existing virtual machines on GCP
- Legacy Database Operations & Health: Monitor MySQL 5.7 instances, manage backups, and troubleshoot connection pool exhaustion or locking issues
- Cloud Architecture & Modernization: Collaborate to design, provision, and scale forward-looking cloud infrastructure for our new products and services, incorporating modern cloud-native tools and managed services (such as Cloud SQL and BigQuery)
- Automation & Infrastructure-as-Code (IaC): Gradually replace manual operational tasks with clean automation scripts and infrastructure tools to reduce toil and improve repeatability
- Security & Compliance: Ensure systems comply with enterprise security baselines through rigorous OS hardening, access controls, and vulnerability patching
Skills
- * Experience: 5+ years in a System Administration, Site Reliability Engineering (SRE), or Infrastructure Operations role within an enterprise environment
- + Deep expertise in Linux administration, performance tuning, and troubleshooting (including storage and file system management, specifically ZFS)
- + Proven experience running, tuning, and debugging Java/Tomcat applications in production
- + Strong working knowledge of MySQL 5.7, including query tuning, replication, backup/restore strategies, and migration troubleshooting
- + Proficiency in shell scripting and writing lightweight automation (Bash)
- + Practical experience with Google Cloud Platform and managed services, including operational databases (Cloud SQL) and data warehousing platforms (BigQuery)
- + Production experience architecting and running containerized environments using Docker and Kubernetes to support new product stacks
- + Proficiency with Infrastructure-as-Code tools (Terraform) and modern CI/CD deployment workflows
- + Calm under pressure: A methodical, safety-first approach to live-site incident response
- + Pragmatic problem solver: You understand the realities of legacy software and prefer practical, stable solutions over chasing unproven tech fads
- + Strong communication skills to collaborate with developers and stakeholders during high-stakes migrations or outages
- * Familiarity with Java development, enabling you to read application code, assist developers with debugging, or understand internal stack traces more deeply
- * Experience with transitioning legacy tech stacks to modern GCP / cloud-native setups
Benefits
- Multiple health insurance options
- Flexible PTO
- Life insurance
- 401K
Company Overview