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Security Analyst I

at Summit Utilities/AOG in FORT SMITH, Arkansas, United States

Job Description

Summit Utilities

Join our growing team and discover why Summit Utilities, Inc. continues to earn national and regional recognition as an employer of choice. Our recognitions include Best Places to Work in Maine (2019-2025); Best Places to Work in Arkansas (2020, 2023, 2025); Best Places to Work in Oklahoma (2022-2025); Best Places to Work in Missouri (2023 and 2026); Best Places to Work in Colorado (2025); Forbes America's Best Small Employers (2023); and, most recently, Proud and Purposeful Employer (2026).

Summit is a growing natural gas utility providing safe, reliable, and clean burning natural gas service to homes and businesses in Arkansas, Colorado, Maine, Missouri, Oklahoma, and Texas. Being part of the Summit team means embracing excellence and innovation, committing to safety each and every day, and doing all that we can to serve each other, our customers, and the communities where we live. We aim to bring warmth and energy to everything we do.

We have an exciting opportunity for a Security Analyst I (SGL15). This hybrid position may be based in our Little Rock, Fort Smith, or Fayetteville, Arkansas offices.

POSITION SUMMARY

The Security Analyst I protects Summit Utilities' business systems, operational technology (OT), and data by monitoring for threats, investigating and responding to security events, and owning assigned security control areas from start to finish. This role works across both the corporate IT environment and the Industrial Control Systems (ICS) and SCADA environment that supports Summit's natural gas distribution system, partnering closely with IT, SCADA, and Gas Control teams to keep operations safe, reliable, and secure. Reporting to the Director of Information Security, the Information Security Analyst is an independent contributor who leads Tier-2 investigations, tunes detections, drives vulnerability remediation with system owners, and prepares evidence for audits and assessments aligned to the TSA Pipeline Security Directives, C2M2, NIST CSF, and

NERC CIP.

The role also helps build a strong security culture through awareness training, interactive exercises, and clear communication with employees at every level of the organization.

PRIMARY DUTIES AND RESPONSIBILITIES

Monitor security alerts and log data across IT and OT environments; investigate suspicious activity and respond to Tier-2 security events from triage through resolution.

Document, classify, and track security events and incidents; draft incident reports and escalate major incidents, and any event affecting OT operations, according to the incident response plan.

Write and tune detection queries and correlation rules to improve alert quality and reduce false positives.

Perform forensic analysis and evidence collection on suspicious devices; conduct legal hold actions and investigations when required.

Apply threat intelligence from sources such as CISA and the

DNG-ISAC

to investigations and detections, mapping activity to

MITRE ATT&CK

for Enterprise and ICS.

Coordinate with SCADA Analysts, SCADA Technicians, and Gas Controllers on OT alerts and response, following a safety-first, approval-required approach for any response action in OT environments.

Review OT network monitoring alerts and support security visibility of control systems, including Remote Terminal Units (RTU), Programmable Logic Controllers (PLC), and field communication technologies.

Support hardening, configuration, and testing of security updates for IT and OT systems

Equal employment opportunity, including veterans and individuals with disabilities.

PI287822562

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