Sr Infrastructure Engineer ITIF01

Sentinel Offender Services, LLC•Atlanta, GA

6d•$135,000

About The Position

For over 30 years, Sentinel Offender Services has provided community-based, offender-funded monitoring services across North America. Working with law enforcement, community corrections agencies and the court system, we provide customized offender management solutions that help to reduce recidivism and improve reentry success. These solutions combine electronic monitoring technology, alcohol and substance abuse testing, and community-based offender management programs. We are seeking an experienced Senior Infrastructure Engineer to manage and maintain our diverse technology infrastructure. This includes corporate IT systems, Office 365, infrastructure running at datacenters, and Oracle Cloud Infrastructure (OCI) environments. The ideal candidate is a versatile professional with hands-on experience across networking, security, and infrastructure administration for corporate, data center, and cloud environments.

Requirements

5 years of experience in all essential functions or equivalent.

Nice To Haves

VMware Administration
Fortinet Administration
Linux Administration
Windows Server administration
Microsoft 365 Administration
OCI Administration
AWS Administration
VPN Administration
IPsec Administration
Business Continuity experience including Backups and Disaster Recovery
Veeam Backup & Replication Administration

Responsibilities

Ensure seamless integration between cloud, datacenter, and corporate environments
Implement and maintain hybrid connectivity solutions (VPN, FastConnect etc.)
Establish consistent security policies across all infrastructure domains
Develop and maintain comprehensive documentation for all systems
Participate in on-call rotation for critical infrastructure support
Collaborate with development teams to support SaaS application infrastructure requirements
Conduct regular security audits and vulnerability assessments
Manage vendor relationships and support contracts
Own the preparation of infrastructure and security documentation, ensuring timely and accurate responses to RFPs and other business requests.
Manage physical and virtual servers in our on-premises datacenter environment
Maintain VMware vSphere, Hyper-V, or other virtualization platforms
Administer storage systems including SAN/NAS infrastructure
Monitor and maintain datacenter networking equipment and connectivity
Perform regular system updates, patches, and firmware upgrades
Implement and maintain datacenter backup and recovery procedures
Manage datacenter environmental monitoring and capacity planning
Administer Active Directory domain controllers, group policies, and user management
Manage corporate network infrastructure including switches, routers, and firewalls
Implement and maintain network security measures including VPNs, firewall rules, and intrusion detection
Configure and support corporate WiFi infrastructure and guest access
Manage DNS, DHCP, and other core network services
Administer endpoint management and security solutions
Support corporate email, collaboration tools, and productivity applications
Administer and optimize infrastructure needed for SaaS platform hosted on Oracle Cloud Infrastructure (OCI) and AWS.
Manage OCI and AWS compute instances, storage, networking, and database services
Monitor cloud resource utilization and implement cost optimization strategies
Configure and maintain OCI & AWS security features including IAM policies, security lists, and network security groups
Implement and manage backup, disaster recovery, and business continuity solutions in OCI and AWS.
Automate cloud operations using OCI CLI, Terraform, or other infrastructure-as-code tools
Troubleshoot performance issues and optimize cloud application delivery