Cybersecurity Administrator

TREW LLC; Chicago (IL); On-site; USD 80,000 - 100,000; Full time

Benefits offered by this job

Equal opportunity employer

Job summary

A technology solutions provider in Chicago is seeking a Cybersecurity Administrator to build and maintain vital security infrastructure. This role involves managing various security tools, enforcing policies, and ensuring compliance in a highly dynamic environment. Candidates should possess 3-5 years of relevant experience with EDR and SIEM tools, alongside a Bachelor's degree in a related field. The job entails hands-on responsibilities and collaborative interactions across departments, fostering a secure operational framework.

Qualifications

• 3-5 years of experience in an IT security or systems administration role.
• Hands-on experience with EDR, SIEM, and vulnerability management tools.
• Strong understanding of Microsoft 365 security administration.

Responsibilities

• Configure and monitor security tools across server and end-user environments.
• Develop and enforce cybersecurity policies and procedures.
• Coordinate incident response and vulnerability remediation.

Skills

EDR platforms (CrowdStrike, SentinelOne)

SIEM tools (Splunk)

Microsoft 365 security administration

firewall administration (Cisco, Palo Alto)

Active Directory and Azure AD management

written and verbal communication skills

Education

Bachelor's degree in Information Security, Computer Science, or related field

Tools

Nessus

Qualys

Job description

Business gets done working together. Successful business happens when trusted partners work together, to win together. At Trew we know that our customers buy solutions and technology built by people. With over 500 team members, we work fearlessly every day to do the right thing, even when no one is watching.

From seasoned professionals to undergraduate co-ops, our team members enjoy seeing the impact of their contributions every day. Are you ready for an exciting new opportunity?

We're always searching for amazing people!

Job Openings

Position: Cybersecurity Administrator

Location: West Chester, OH

Job Id:2026

# of Openings: 1

POSITION SUMMARY

Trew LLC is seeking a hands‑on Cybersecurity Administrator to establish and maintain the company's information security program. This is a foundational role with broad scope: the successful candidate will be building security infrastructure from the ground up the organization operating Oracle EBS R12.2, Microsoft 365, Azure, and industrial automation environments. This role is a dedicated cybersecurity position being created and requires both operational proficiency and the ability to exercise independent judgment in a newly independent environment where security architecture, policies, and tooling must be established with urgency.

KEY RESPONSIBILITIES

Security Operations

• Configure, manage, and monitor endpoint detection and response (EDR) tools across a mixed server environment (552 servers across on‑premise and data center environments) and 2,555 end‑user devices
• Administer email security platforms including anti‑phishing, anti‑spam, and DLP controls within Microsoft 365
• Manage MFA and identity access controls; support integration with Azure Active Directory and Oracle identity management
• Monitor SIEM alerts (Splunk) and triage security events; elevate and coordinate incident response as needed
• Maintain and tune firewall rulesets; support network security configuration across multi‑site WAN (Cisco MPLS, Riverbed)
• Conduct vulnerability scans, prioritize findings, and coordinate remediation with infrastructure and application teams

Policy & Compliance

• Develop, document, and enforce cybersecurity policies, standards, and procedures appropriate for a standalone manufacturing organization
• Support internal compliance requirements and assist with any applicable regulatory or customer security assessments
• Maintain vulnerability management program including tracking, reporting, and remediation metrics
• Assist with vendor risk assessments and third‑party security reviews
• Provide basic cybersecurity support for operational technology (OT) environments including conveyor automation and engineering lab systems
• Coordinate with engineering and operations teams to apply appropriate security controls without disrupting production systems
• Support evaluation and potential deployment of OT‑specific security tooling (e.g., Forge Cyber Insights)

Program Development

• Contribute to the buildout of a security program from inception, including tooling selection, policy development, and process establishment
• Support security awareness training and phishing simulation programs for end users
• Maintain security asset inventory and participate in disaster recovery / business continuity planning for IT systems

QUALIFICATIONS

Required

• 3-5 years of experience in an IT security or systems administration role with direct security responsibilities
• Hands‑on experience with EDR platforms (CrowdStrike, SentinelOne, or equivalent), SIEM tools (Splunk preferred), and vulnerability management tools (Nessus, Qualys, or equivalent)
• Working knowledge of Microsoft 365 security administration (Defender, Exchange Online Protection, Conditional Access)
• Experience with firewall administration (Cisco, Palo Alto, or equivalent)
• Familiarity with Active Directory and Azure AD identity and access management
• Ability to work independently in an ambiguous environment and prioritize competing demands
• Strong written and verbal communication skills; ability to translate technical risk into business terms

Preferred

• Security certification: CompTIA Security+, CISSP, CISM, or equivalent
• Experience in a manufacturing, industrial automation, or OT/ICS environment
• Familiarity with Oracle EBS environments and associated security considerations
• Experience supporting security in a post‑M&A or carve‑out environment
• Knowledge of NIST CSF, CIS Controls, or ISO 27001 frameworks
• Experience with cloud security (Azure preferred)

Education

• Bachelor's degree in Information Security, Computer Science, Information Systems, or a related field — or equivalent professional experience

This is primarily a desk‑based role requiring extended periods of sitting and computer use. The position may require occasional travel to manufacturing facilities, customer sites, or vendor locations for meetings, implementations, and stakeholder engagement. While primarily office‑based, mobility within the office and manufacturing facility may be required for collaboration with colleagues across departments.

Physical Requirements

Prolonged periods sitting at a desk and working on a computer. Must be able to lift up to 15 pounds at times. Ability to traverse office, manufacturing facility, and customer sites as needed.

Trew EEO Statement

Trew and its companies are an equal opportunity employer. Applicants will be considered for employment without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.