Systems Engineer - Digitech - Remote

Sarnova HC, LLC
Dublin, United States of America
4 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Remote
Dublin, United States of America

Tech stack

Amazon Web Services (AWS)
Systems Engineering
Azure
Backup Devices
Bash
Border Gateway Protocol
Cloud Computing
Code Review
Dynamic Host Configuration Protocol
Linux
DNS
VMware ESX Servers
Hyper-V
Identity and Access Management
Subnetting
Virtual Private Networks (VPN)
Windows Server
Networking Basics
Routing
Network Segmentation
Package Management Systems
Public Key Infrastructure
Powershell
Azure
Cloud Services
Ansible
Zero Trust Network Access
Runbook
Security Information and Event Management
TCP/IP
Virtual Local Area Networks
Virtualization Technology
vSphere
Wide Area Networks
Load Balancing
User Controls
Firewalls (Computer Science)
Selinux
Information Technology
Patch Management
Data Management
CIS Benchmarks
Terraform
VMware

Job description

We're looking for a seasoned Systems Engineer to own the reliability, security, and performance of our core infrastructure across on-prem and cloud. You'll design and implement resilient platforms, automate operations at scale, and partner closely with security, networking, and application teams to deliver highly available services., * Design & Architecture: Plan and implement enterprise infrastructure (Windows Server/Linux, virtualization, storage, networking, identity, and cloud services) with a focus on scalability, resiliency, and cost effectiveness.

  • Cloud & Identity: Administer Azure/AWS services (compute, storage, networking, IAM), Azure Active Directory/Entra ID, SSO/MFA, conditional access, and identity governance.
  • Security & Compliance: Harden systems, patch at scale, manage certs/keys/secrets, and ensure adherence to internal standards (e.g., the company password standard). Ensure privileged-user practices align with policy and audit requirements.
  • Collaboration: Work closely with Security and external partners to remediate findings, tune detections, and prepare for assessments/pen tests. (We regularly coordinate with our vCISO and SOC partners.)
  • Service Ownership: Own core services (AD/DNS/DHCP, virtualization, file/print, backup/DR, email/M365, endpoint management), including lifecycle, roadmaps, and change management.
  • Networking (with NetOps): Contribute to L2/L3 troubleshooting, VLAN/subnet design, firewalls/NGFW policies, VPN, and zero-trust segmentation.
  • Business Continuity: Design and test high-availability and disaster recovery strategies; conduct tabletop exercises; meet RTO/RPO targets.
  • Documentation & Runbooks: Maintain architecture diagrams, SOPs, and recovery playbooks; mentor engineers through code reviews and technical guidance.

Requirements

  • Bachelor's degree in Information Technology, or related field.
  • 2-5 years in systems engineering or infrastructure roles supporting production environments.
  • Expert knowledge of Windows Server (AD, Group Policy, PKI) and solid proficiency with Linux (systemd, SELinux/AppArmor, package management).
  • Hands-on with virtualization (VMware vSphere/ESXi or Hyper-V) and enterprise storage/backup solutions.
  • Proven experience administering Azure/AWS and M365/Exchange Online, including identity, security baselines, and cost governance.
  • Strong automation skills (PowerShell, Bash) and experience with IaC/config-management tools (Terraform, Ansible, DSC).
  • Solid understanding of networking fundamentals (TCP/IP, routing/switching, DNS/DHCP, VPN, load balancers, firewalls).
  • Track record of delivering secure architectures, patch management at scale, and meeting compliance requirements aligned to internal standards and privileged-user controls.
  • Excellent troubleshooting, incident response, and stakeholder communication skills; ability to lead complex investigations under time pressure., * Excellent troubleshooting, incident response, and stakeholder communication skills; ability to lead complex investigations under time pressure.
  • Experience with Zero Trust patterns, conditional access, and device compliance
  • Familiarity with SIEM/SOAR platforms and collaborating with a SOC/vCISO.
  • Experience with BGP/SD-WAN, micro-segmentation, and PKI lifecycle management.
  • Certifications such as Microsoft (AZ-104, AZ-305, SC-300), AWS (SysOps/SA), VMware (VCP), Linux (RHCSA/LPIC), Security (CISSP/GCWN/GCSA).

Benefits & conditions

Sarnova is an Equal Opportunity Employer. We offer a competitive salary, commensurate with experience, along with a comprehensive benefits package, including 401(k) Plan. EEO/M/F/Veterans/Disabled. Our mission is to be the best partner for those who save and improve patients' lives. Excellence in delivering upon our mission is dependent upon having a diverse team that is empowered to bring their full, authentic self to work each day. We strive to create a workplace that reflects the communities we serve, and we are passionate about creating an inclusive workplace that promotes and values diversity.

About the company

The Sarnova Family of companies includes Digitech Computer, Bound Tree Medical, Tri-anim Health Services and Cardio Partners. Digitech is a leading provider of advanced billing and technology services to the EMS transport industry. Digitech leverages its proprietary technology to offer fully outsourced services that maximize collections, protect compliance, and deliver results for clients., Digitech is a leading provider of advanced billing and technology services to the EMS transport industry. Since its founding in 1984, Digitech has refined its software platform to create a cloud-based billing and business intelligence solution that monitors and automates the entire EMS revenue lifecycle. Digitech leverages its proprietary technology to offer fully outsourced services that maximize collections, protect compliance, and deliver results for clients.

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