Systems Administrator, Senior

Company Overview

Acentra Health exists to empower better health outcomes through technology, services, and clinical expertise. Our mission is to innovate health solutions that deliver maximum value and impact.

Lead the Way is our rallying cry at Acentra Health. Think of it as an open invitation to embrace the mission of the company; to actively engage in problem‑solving; and to take ownership of your work every day. Acentra Health offers you unparalleled opportunities. In fact, you have all you need to take charge of your career and accelerate better outcomes - making this a great time to join our team of passionate individuals dedicated to being a vital partner for health solutions in the public sector.

Acentra seeks a Systems Administrator, Senior to join our growing team.

*** This position is remote. Also, the role requires being on‑call beyond normal business hours during the week and may also include a weekend rotation.****

Job Summary:

The role of System Administrator, Senior is to manage a dynamic AWS cloud‑based infrastructure consisting of various Security & monitoring tools, Internal/External File transfer tools along with Windows administration.

As a System Administrator, Senior you will be involved in coordinating with department team to plan, design, and schedule the release of all software and hardware, updates, and upgrades. You will work as a member of large technical team responsible for the design, development, and implementation (DDI) and operational support for various MMIS and Clinical Management contracts. These are high‑volume systems that operate out of cloud environments like AWS, Azure and Oracle.

• Design, implement, and maintain the organization's AWS Cloud Infrastructure.
• Design and implement security measures to protect the organization's cloud network.
• Design, configuration, implementation, security hardening, administration, maintenance and troubleshooting of Microsoft Windows servers.
• Setup Microsoft Active Directory and configuration in all projects, group policy, user and security group creation, trust creation between internal and external domains.
• Deploy servers and work spaces in projects in AWS console. RDS databases, FSX files shares, EC2 Instances, security groups, S3 storage, IAM roles, System Manager, Images, and storage.
• Configure and maintain the enterprise fax services like Fax Logic, Retarus and other similar services.
• Install maintain Enterprise antivirus solutions such as Symantec and Sophos for both on‑premises and confluence.
• Install and maintain OpManager used for monitoring in all projects. Patch manager from Manage Engine.
• Install, configure, and maintain Enterprise Managed File Transfer solutions.
• Manage and maintain Azure Dev Ops pipelines (CI/CD) for automated builds, testing, and deployments.
• Configure and monitor Azure Repos, Boards, Artifacts, and Test Plans.
• Collaborate with development, QA, and infrastructure teams to streamline Dev Ops practices and improve automation workflows.
• Monitor pipeline health and troubleshoot failures or bottlenecks.
• Install, Configure, and maintain DaaS solution like Tehama to create desktop templates as needed and deploy to users as requested.
• Maintaining a complex server‑based enclave, including performing system scans, vulnerability management activities, and active directory configuration.
• Read, understand, and adhere to all corporate policies including policies related to HIPAA and its Privacy and Security Rules.

Required Qualifications /

Experience:

• Must have a bachelor's degree w/5+ years of Systems Administrator experience OR 8+ years equivalent work experience may be considered.
• Must have AWS Cloud infrastructure experience.
• Expert knowledge with standard concepts, practices, and procedures within a Windows administration.
• Implementation experience in various security products and solutions including but not limited to Audit/SIEM Solution and Monitoring Solutions.
• Ability to work independently and at times as only team member representative working directly with customer IT team.
• Strong System Administration of Windows Servers demonstrated in a large complex enterprise…