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Endpoint Security Analyst

Resource Management Concepts, Inc.

Quantico, Virginia, United States permanent

Posted: April 16, 2026

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Quick Summary

We are seeking an Endpoint Security Analyst to support the maintenance, deployment, and functionality of the Marine Corps Enterprise Network (MCEN) Endpoint Protection Tool globally against cybersecurity threats. The ideal candidate will be responsible for ensuring endpoint security policies, rules and/or configurations, and maintaining the security of the network. The successful candidate should have excellent analytical skills and experience in cybersecurity.

Job Description

Resource Management Concepts, Inc. (RMC) provides high-quality, professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America.

RMC is hiring an Endpoint Security Analyst to support and the maintenance, deployment, and functionality of the Marine Corps Enterprise Network (MCEN) Endpoint Protection Tool globally against cybersecurity threats. Candidates would ensure endpoint security policies, rules and/or configurations are functional on Marine Corps endpoints. This includes desktops, laptops, servers, virtual machines, cloud instances, mobile devices, Internet of Things (IoTs), and more.

The candidate shall be responsible for providing support to the Defense Cyberspace Operation’s Sensor Grid Engineering (SGE) team. Activities in support of this position include endpoint/host security utilizing Host Based Security System (HBSS) and/or Microsoft Defender for Endpoint (MDE).

• This position is 100% on-site support. There may be potential opportunities for limited telework, determined by performance and customer needs.
• Monday through Friday work schedule. Core hours support 7:00am to 5:00pm.
• Some after-hours support maybe required on occasion (i.e.: surge support for EndPoint devices and/or patching servers during non-peak times).
• The Endpoint Security Analyst will ensure endpoint protection tool is available for devices (laptops, desktops, servers, and mobile devices) and provide endpoint security protection and detection.
• The Analyst will be responsible for Implementing and managing endpoint protection tools.
• MDE Tool Patch management, along with appropriate upkeep and corresponding security fixes.
• Assist in the investigation and remediating security incidents related to the MCEN endpoint tools.
• Follow security-recommended and best-practice hardening disciplines.
• Patch and Configuration Compliance: The Endpoint Security Analyst must have the ability to update software to versions not impacted by known security or functionality issues, to include the ability to generate compliance numbers for Information Assurance Vulnerability Advisories (IAVAs) and Common Vulnerability and Exposure (CVE) and specific settings related to Secure Technical Implementation Guide (STIG) requirements.
• Application Whitelisting: Must have the ability to control program execution based on an approved software list.
• Application Containment: Candidate must have the ability to block or log unsafe actions based on a configured policy or by reputation of the requested action/process.


Requirements:
• Active SECRET (DOD) clearance required to start.
• Master’s Degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems.
• Seven (7) years' professional experience in Systems Administration.
• DoD 8140.03 IAT Level II certification (Must have ONE of the following certs: CCNA-Security, CySA+, GICSP, GSEC, CompTIA Security+ CE, CND, SSCP). Must be valid/current.
• CSSP Infrastructure Support (IS) certification (Must have ONE of the following certs: CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, CND). Must be valid/current.
• HBSS (Host-Based Security System) implementation experience.
• MDE (Microsoft Defender Endpoint) implementation experience.

Desired

• Classes in esi.microsoft.com.
• The ideal candidate will know how to fulfill endpoint security responsibilities utilizing M365 products via AZ-500 and SC-200.


Benefits:
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. We offer Monday to Friday full-time day shift work, and can assist in paid relocation. 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 $120,000 to $135,000 (annually).

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