Security and Systems Administrator

The Security & Systems Administrator is responsible for maintaining and securing the organization’s IT infrastructure, with a primary focus on security operations and vulnerability management. This role combines hands‑on systems administration with security monitoring, incident response, and continuous improvement of the organization’s security posture.

The ideal candidate is a technically strong Windows systems administrator who can proactively identify risks, respond to security events, and effectively communicate with internal users. This position requires strong troubleshooting skills, attention to detail, and a strong sense of urgency.

ESSENTIAL FUNCTIONS AND RESPONSIBLTIES

Administer, maintain, and support Windows Server environments, including Active Directory, Group Policy, and core infrastructure services

Lead vulnerability management efforts, including scanning, prioritizing, remediation coordination, and reporting

Monitor the organization’s Managed Detection and Response (MDR) platform (Rapid7), including:

Monitoring security logs and alerts

Tuning detection rules and improving alert quality

Monitor and maintain other security systems such as SentinelOne, PhishER, and M365

Perform security log reviews across systems, endpoints, and network infrastructure

Respond to security incidents, perform root cause analysis, and document findings

Implement and maintain system hardening standards and security best practices

Assist in the development, documentation, and enforcement of security policies, standards, and procedures

Provide general systems administration support, including patching, upgrades, performance monitoring, and troubleshooting

Support end users with technical issues as needed, especially where security is involved

Create and maintain clear technical documentation and user‑facing communications

Participate in after‑hours support, including best‑effort Saturday phone coverage

Stay current with emerging threats, vulnerabilities, and security technologies

REQUIREMENTS (Knowledge, Skills, Abilities and Education and/or Experience)

Knowledge, Skills & Abilities

Strong knowledge of:

Windows Server

Active Directory, Group Policy

Patch management and system lifecycle maintenance

Familiarity with security operations tools (e.g., Rapid7 or similar MDR/SIEM platforms)

Familiarity with vulnerability management practices and tools (e.g., InsightVM, Nessus, Qualys)

Understanding of core security principles:

Endpoint protection

Logging and monitoring

Incident response

Least privilege and system hardening

Ability to analyze logs, investigate alerts, and troubleshoot complex issues

Strong problem‑solving skills with the ability to address incidents

Excellent written and verbal communication skills:

Ability to document policies, procedures, and technical findings

Ability to communicate clearly with non‑technical users

Familiarity with scripting or automation (PowerShell preferred) is a plus

Basic networking knowledge (TCP/IP, firewalls, VPNs) is a plus

Education & Experience

Bachelor’s degree in information security, IT Infrastructure, or equivalent experience required

Minimum 2+ years of hands‑on experience in Windows Server administration

Experience working in a collaborative IT environment and supporting internal users

Relevant certifications (e.g., Security+, Microsoft, or similar) are a plus

BENEFITS

We offer a comprehensive and competitive benefits package designed to support the well‑being of our employees, including:

Choice of medical plans

Dental and vision coverage

Flexible spending accounts (FSA)

Disability insurance

Additional benefits include:

Employee Assistance Program (EAP)

Generous paid time off

Interest‑free emergency loan program (up to $1,000, subject to program guidelines)

Tuition assistance (available to full‑time and part‑time employees)

Reading Cooperative Bank is an equal opportunity employer committed to creating an inclusive environment for all employees. We prohibit discrimination and harassment of any kind and make all employment decisions without regard to race, color, religion, sex, pregnancy or pregnancy‑related conditions, age, national origin, disability, genetic information, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, Massachusetts, or local law.

This policy applies to all aspects of employment, including recruiting, hiring, compensation, promotion, benefits, training, and termination.

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