Information Security Specialist

Position Title: Information Security Specialist

Location: Crane, Indiana, United States

Department: Information Technology

Work Type: Full time

Workplace Type: Hybrid

Resource Management Concepts, Inc. (RMC) is committed to providing innovative and effective management and technology solutions that serve both government and commercial needs. Our mission centers around enhancing operational efficiency while safeguarding our nation s environment and welfare.

We are seeking a skilled Information Security Specialist to design, implement, monitor, and maintain secure network environments. The ideal candidate will have strong hands-on experience with Linux systems and Splunk for security monitoring, log analysis, and incident response. This role is critical to protecting enterprise infrastructure, ensuring compliance, and improving overall security posture.

• Administer, monitor, and secure enterprise network infrastructure, including firewalls, VPNs, IDS/IPS, and network segmentation
• Manage and harden Linux-based systems (servers, appliances, and security tools)
• Implement and maintain Splunk for log aggregation, security monitoring, alerting, and dashboards
• Analyze security logs and network traffic to detect, investigate, and respond to security incidents
• Develop and maintain Splunk searches, reports, and alerts to support SOC and compliance requirements
• Perform vulnerability assessments, security audits, and remediation activities
• Apply security patches, updates, and configuration changes across network and Linux environments
• Support incident response efforts, including root cause analysis and post-incident reporting
• Collaborate with IT, SOC, and application teams to improve security architecture and processes
• Document network security configurations, procedures, and incident response actions
• Ensure compliance with internal policies and external regulatory requirements

• Active DoD Secret Clearance is mandatory.
• Bachelor’s degree in Computer Science, Information Security, or a related field (or equivalent experience)
• 3+ years of experience in network security or systems administration
• Holding a DoD IAT Level III certification (such as CISSP, CCNP, CISA, CASP+) is a must
• Strong experience administering and securing Linux environments (RHEL, CentOS, Ubuntu, etc.)
• Hands-on experience with Splunk (Enterprise and/or Splunk ES) for log analysis and security monitoring
• Solid understanding of TCP/IP, routing, switching, DNS, and network security principles
• Experience with firewalls, VPNs, IDS/IPS, and network monitoring tools
• Experience responding to security incidents and conducting forensic analysis
• Strong troubleshooting, analytical, and documentation skills

At RMC, we re committed to your career growth! RMC differentiates itself from other firms through its investment in our employees. We invest our resources to train, certify, educate, and build our employees.

RMC can offer you a great place to work with a small company feel and give you the experience, tuition assistance, and certifications that will take your career to the next level. This also includes a competitive paid vacation package with 11 paid federal holidays. Additionally, we also offer high-quality, low-deductible healthcare plans, pet insurance, and a competitive 401K package.

Salary at RMC is determined by various factors, including but not limited to location, a candidate s specific combination of education, knowledge, skills, competencies, and experience, as well as contract-specific requirements. The current salary range for this position will be $110,000 to $125,000 (annually).

Equal employment opportunity, including veterans and individuals with disabilities.