SRE / Infrastructure Engineer (LABGEN)

You will work on the Labgen environment . We are looking for a hands-on Site Reliability Engineer / Infrastructure Engineer to own the reliability, security, and continuity of Comtron’s Windows- and Linux-based production environment. We are looking for a hands-on Site Reliability Engineer / Infrastructure Engineer to own the reliability, security, and continuity of Labgen’s Windows- and Linux-based production environment. You will be responsible for three primary areas: Production infrastructure, availability, and security Backups and disaster recovery Production deployments and hosting environments You will also support infrastructure modernization, technology upgrades, and the potential transition of applicable systems to public or hybrid-cloud environments. The role reports to the Software Development Manager and works closely with the IT Director, Software Development, Quality Assurance, Security, Support, and Finance teams.

Key Responsibilities

1. Infrastructure and Reliability Manage the lifecycle of Windows and Linux production servers, including provisioning, configuration, patching, hardening, and decommissioning. Design and maintain high-availability configurations to reduce single points of failure and ensure continuous access to the Labgen platform. Monitor uptime, performance, capacity, resource utilization, and infrastructure costs. Maintain production access controls, firewall rules, certificates, networking, storage, and database connectivity. Maintain network segmentation between production, development, and corporate environments. Coordinate vulnerability assessments, penetration testing, and remediation activities. Manage privately hosted infrastructure and relationships with hardware, software, connectivity, and data center vendors. Support infrastructure purchasing, contract renewals, licensing, and capacity planning. Evaluate infrastructure tools and public or hybrid-cloud solutions, including Azure, AWS, or GCP.

2. Backups and Disaster Recovery Own production backup policies, including scope, frequency, retention, monitoring, and integrity validation. Ensure backups are completed successfully and recovery procedures are regularly tested and documented. Establish and maintain recovery time and recovery point objectives. Maintain and regularly test disaster recovery procedures for hosted systems. Lead improvements following disaster recovery exercises and production incidents.

3. Deployments and Technology Lifecycle Manage staging, UAT, and production hosting environments. Execute production deployments and rollback procedures in coordination with the Software Development team. Coordinate deployment windows, infrastructure changes, and change-management activities. Manage application hosting infrastructure, including Windows Server, Apache, application services, scheduled processes, networking, storage, certificates, and database connectivity. Support CI/CD tooling, deployment automation, and pipeline reliability. Plan and coordinate operating system, database, framework, library, and application dependency upgrades. Assess cloud migration options, application dependencies, risks, and phased modernization strategies. Support proof-of-concept initiatives and ensure proposed solutions meet security, reliability, scalability, compliance, and disaster recovery requirements.

What we’re looking for: 5+ years of experience in Site Reliability Engineering, Infrastructure, DevOps, or a similar role, ideally within a SaaS or regulated environment. Strong hands-on Linux administration experience, including RHEL, CentOS, Ubuntu, or similar environments. Experience administering Windows Server and application-hosting environments. Strong Apache web server administration experience. Experience designing or managing high-availability Linux production environments. Strong knowledge of TCP/IP, DNS, VPNs, firewalls, certificates, and network segmentation. Experience with Azure, AWS, GCP, or hybrid-cloud environments. Experience with enterprise backups, disaster recovery, and production incident management. Strong working knowledge of SQL and relational databases, including query troubleshooting, performance analysis, migrations, upgrades, and connectivity issues. Familiarity with .NET and JavaScript-based application environments. Experience with version control, build and release processes, deployment automation, and CI/CD tools such as Git, CVS, and Jenkins. Experience with access controls, system hardening, firewall management, vulnerability remediation, and infrastructure security. Familiarity with ISO 27001 controls and evidence requirements. Familiarity with HIPAA, HITECH, ONC Health IT Certification requirements, or other U.S. healthcare privacy and security obligations is an asset. Strong incident ownership, documentation, and cross-functional communication skills. Strong written and verbal communication skills in English.

Nice to Have Experience working in regulated healthcare environments. Familiarity with laboratory information systems, electronic medical records, or clinical information systems. ISO 27001 Lead Implementer or Auditor certification. Experience with monitoring and observability tools such as Prometheus, Grafana, ELK, Datadog, or SentinelOne. Python or Bash scripting experience. French language proficiency. Familiarity with ISO 27001 controls and evidence requirements. Familiarity with HIPAA, HITECH, ONC Health IT Certification requirements, or other U.S. healthcare privacy and security obligations is an asset. Strong incident ownership, documentation, and cross-functional communication skills. Strong written and verbal communication skills in English.

Joining Comtron means embarking on a dynamic environment where trust, innovation, quality, and client success guide our days. At Comtron, we promote efficiency and excellence in healthcare with a powerful LIS solution and a fully customizable web-based EHR system, with a complete suite of Revenue Cycle Management services. Entrepreneurial culture; Dynamic and multicultural work environment; Generous health, vision, and dental group insurance coverage (after probation); 2 weeks of paid time off Our office in Great Neck (NY) is accessible by public transit and is a short walk from Great Neck station (Long Island Rail Road). Comtron is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All your information will be kept confidential according to EEO guidelines.

Comtron , part of the MEDFAR group, has been developing healthcare software solutions for laboratories, hospitals, and medical practices across the United States since 1988. Our mission is to help healthcare organizations streamline operations through reliable, customizable technology that improves efficiency and supports better clinical workflows. Our flagship products include: Labgen LIS , a comprehensive Laboratory Information System (LIS) that supports a wide range of laboratory specialties—including biochemistry, microbiology, toxicology, cytogenetics, and pharmacogenetics—while enabling laboratories to automate and tailor their workflows. Medgen , a web-based Electronic Health Record (EHR) designed with clinicians in mind, offering an intuitive interface that simplifies documentation and makes medical note-taking faster and more efficient.