Mark43 - Database Administrator, Infrastructure

• We are looking for someone with: • At least 4 years of professional experience administering MySQL or similar relational databases in production environments. • Experience supporting cloud-hosted database systems, preferably AWS RDS, Aurora, or Azure database services. • Familiarity with database monitoring, alerting, backup, recovery, replication, and performance tuning. • Experience troubleshooting database issues in production environments. • Comfort working with infrastructure-as-code tools and automated operational workflows. • A working understanding of cloud infrastructure, networking, security, and access controls. • Ability to collaborate with software engineers to improve query performance and database design. • Strong written and verbal communication skills. • A high degree of ownership, attention to detail, and operational discipline. • Eligibility and willingness to complete UK police vetting requirements for customer-facing public safety work. • UK Security Vetting Requirement • This role may require access to UK police customer systems, infrastructure, operational data, or secure customer environments. As a result, the successful candidate must be eligible to obtain and maintain the appropriate security clearance before accessing police data, systems, or premises. • Depending on the assignment, this may include: • NPPV3 clearance for work involving UK police systems, infrastructure, or operational data. • SC clearance where work involves central government, cross-agency, or SECRET-level systems. • Employees must complete the required vetting process, provide accurate documentation, and comply with ongoing aftercare obligations, including promptly reporting any personal, financial, legal, or other circumstances that may affect vetting status. • People Who Thrive at Mark43 • People who thrive on our team tend to be: • Humble, open, and curious. • Attentive, active listeners. • Resilient when facing challenging operational problems. • Enthusiastic collaborators who believe in shared ownership. • Comfortable working through uncertainty. • Passionate about personal and professional growth. • Eager to support teammates and share knowledge. • The following experience is helpful but not required: • Experience supporting AWS RDS, Aurora, or Azure database platforms. • Experience with microservices-based architectures. • Experience supporting SaaS platforms, public sector customers, or regulated environments. • Experience working with incident management, SLOs, SLAs, or production readiness processes. • Experience contributing to automation, observability, or database reliability improvements.