Senior System Administrator, OT - Hybrid Remote

Test; Kentucky; Hybrid; USD 90,000 - 130,000; Full time

Job summary

Hoosier Energy is seeking a Senior System Administrator for the OT environment. The role oversees Linux-based OT systems, ensures cyber security, and maintains CIP/NERC compliance within the System Control Center.

Hybrid remote work supports coordination with IT and Compliance. The position requires seven years of IT experience, a bachelor’s degree in a related field, and strong Windows, AD, and scripting skills.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, Information Systems or related field.
• Seven years of IT experience in software, hardware, or network administration.
• Strong knowledge of Windows OS, networks, and security best practices.

Responsibilities

• Oversees Linux servers, OT systems, and infrastructure with emphasis on cyber security and CIP/NERC standards.
• Manages patching for System Control Center servers and networks to maintain security/compliance.
• Assists Compliance to ensure adherence to NERC/Regional Reliability Standards.
• Supports System Control Center energy management infrastructure.
• Plans future upgrades, new systems, and lifecycle activities.
• Supports control center staff and critical applications.
• Performs other duties as assigned.

Skills

Linux administration

Windows operating systems

Active Directory

Network security

Patching & hardening

Scripting: PowerShell

SIEM

Team collaboration

Problem solving

IT compliance

Education

Bachelor’s degree in Computer Science or related field

Tools

Windows Server

VMware

Firewalls

Powershell

Bash

C#

Batch

Job description

Senior System Administrator, OT - Hybrid Remote

Job Category: Information Technology

Requisition Number: SENIO002408

• Posted : October 19, 2026
• Full-Time
• Hybrid

Locations

Showing 1 location

Owen Co. Ops Center
Spencer, IN 47460, USA

Description

Pay Grade: M09

POSITION SUMMARY

Oversees , monitors, and optimizes Hoosier Energy's Linux computing systems in the operational technology network . Leads in the maintenance of operational software functionality utilized within the System Control Center. Assumes a proactive and primary role in NERC/Regional Reliability Standards compliance requirements including Critical Infrastructure Protection (CIP) requirements as they pertain to the System Control Center function. Coordinates with and assists the corporate IT and Compliance departments with regards to Hoosier Energy’s NERC/Regional Reliability Standards compliance policies, plans, procedures, and evidentiary documentation. Coaches and develops System Administrators, OT and other staff members.

DUTIES AND RESPONSIBILITIES

• Oversees and supports all phases of the Hoosier Energy SCADA environment, Linux servers, workstations and peripheral systems with special attention on Cyber Security and NERC/Regional Reliability Standards requirements.
• Implements the System Control Center Linux server/workstation/network patch management process as required to maintain compliance and security requirements for all applicable NERC standards and security requirements.
• Assists Hoosier Energy’s Compliance department to assure compliance with NERC/Regional Reliability Standards applicable with the System Control Center.
• Oversees and supports the System Control Energy Management system infrastructure and processes.
• Plans future activities such as new systems, upgrades, and life cycles, among others.
• Supports control center personnel and functionality by assisting corporate IT in the development and support of all System Control business critical applications.
• Performs other duties as assigned.

JOB SPECIFICATIONS

Education:

• Bachelor’s degree in Computer Science, Computer Engineer, Information Systems or related field minimum

Experience:

• Seven years' relevant IT experience in software, hardware, network administration minimum

Skills and Abilities:

• Ability to communicate with individuals at all levels and work as part of a team
• Strong customer orientation
• Strong problem solving and decision making skills to identify, anticipate and resolve problems at hand
• Strong organizational skills and attention to detail
• Ability to manage multiple projects with varying scopes and timelines.
• Advanced computer skills including a strong knowledge of Windows operating systems, local area networks, Ethernet, TCP/IP, routers and firewalls
• Familiarity with routers, switches and firewalls
• Knowledge in Active Directory and Group Policy configuration and management
• Knowledge of virtualization technologies
• Expert level experience supporting and troubleshooting Windows operating systems
• General familiarity with SIEM technology
• Technical experience working with hardware associated with servers, workstations and peripherals
• Knowledge of backup and recovery solutions
• Familiarity with programming\scripting languages such as C#, Powershell, Bash, Batch
• Strong understanding of IT security

Hoosier Energy is an Equal Opportunity Employer and prohibits discrimination on the basis of race, color, religion, national origin, sex (including pregnancy and gender identity), sexual orientation, age, ancestry, genetic information, disability, veteran status or any other characteristic protected by federal, state or local laws.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.