EXPANSIA

We're seeking an onsite Cloud Engineer III, to join our Dayton, OH team! Clearance: TS or TS/SCI Location: Dayton, OH Education: Master's and 3+ YOE or Bachelor's and 5+ YOE Required Certifications: At least one of the following IAT Class 2 active certification is required: Security+ CE, CySA+, CCNA Security, CND, GICSP, GSEC or SSCP. They can exceed the certification requirements and have at least one active IAT Class 3 certification: CASP+ CE, CISSP (or Associate), CCNP Security, CISA, GCED or GCIH. Salary: $109,837 – $138,000 POP: June 2026 with a follow on contract

We're seeking an onsite Cloud Engineer III, to join our Dayton, OH team! Clearance: TS or TS/SCI Location: Dayton, OH Education: Master's and 3+ YOE or Bachelor's and 5+ YOE Required Certifications: At least one of the following IAT Class 2 active certification is required: Security+ CE, CySA+, CCNA Security, CND, GICSP, GSEC or SSCP. They can exceed the certification requirements and have at least one active IAT Class 3 certification: CASP+ CE, CISSP (or Associate), CCNP Security, CISA, GCED or GCIH. Salary: $109,837 – $138,000 POP: June 2026 with a follow on contract

We're seeking an onsite Cloud Engineer III, to join our Dayton, OH team! Clearance: TS or TS/SCI Location: Dayton, OH Education: Master's and 3+ YOE or Bachelor's and 5+ YOE Required Certifications: At least one of the following IAT Class 2 active certification is required: Security+ CE, CySA+, CCNA Security, CND, GICSP, GSEC or SSCP. They can exceed the certification requirements and have at least one active IAT Class 3 certification: CASP+ CE, CISSP (or Associate), CCNP Security, CISA, GCED or GCIH. Salary: $109,837 – $138,000 POP: June 2026 with a follow on contract

Security Engineer V – Microsoft Defender Expert (Remote) Clearance Required: Active Secret Employment: Full-Time / Permanent Start Date: Immediate Location: Remote (U.S.) We are a service-disabled veteran-owned company supporting Federal and DoD missions through secure, automated, cloud-ready solutions. We are seeking a Security Engineer V with deep, hands-on expertise in Microsoft Defender to lead enterprise endpoint and cloud security efforts. ⚠️ This role requires a minimum of 5 years of direct experience with Microsoft Defender technologies. Candidates without strong Defender experience will not be considered. Key Responsibilities Lead and oversee Microsoft Defender for Endpoint (EDR) deployments, tuning, and response strategies Direct Next-Generation Antivirus (Defender Antivirus / NGAV) and Attack Surface Reduction (ASR) rule management Manage Threat & Vulnerability Management and remediation strategies Integrate Defender with Microsoft Sentinel and other SIEM solutions Drive automation and orchestration of Defender workflows using ServiceNow and other tools Ensure cross-platform protection across Windows, Linux (RHEL), and mobile devices Design and manage Windows Defender Application Control (WDAC) policies Integrate Microsoft Defender, Intune, and Purview (DLP) for enterprise data protection Mentor and technically guide mid-level security engineers Apply System Engineering Lifecycle principles to all security solutions Required Qualifications Active Secret Clearance Bachelor’s degree with 15+ years of relevant experience (or approved substitutions) At least 5 years of hands-on experience with Microsoft Defender, including: Defender for Endpoint (MDE / EDR) Defender Antivirus / NGAV ASR rules Defender for Cloud / Servers DoD 8140-compliant certification (e.g., Security+) Strong experience with SIEM (Microsoft Sentinel preferred) Experience with automation, PowerShell, and ServiceNow Linux administration experience (RHEL preferred) Salary $137,065 – $160,000

Security Engineer V – Microsoft Defender Expert (Remote) Clearance Required: Active Secret Employment: Full-Time / Permanent Start Date: Immediate Location: Remote (U.S.) We are a service-disabled veteran-owned company supporting Federal and DoD missions through secure, automated, cloud-ready solutions. We are seeking a Security Engineer V with deep, hands-on expertise in Microsoft Defender to lead enterprise endpoint and cloud security efforts. ⚠️ This role requires a minimum of 5 years of direct experience with Microsoft Defender technologies. Candidates without strong Defender experience will not be considered. Key Responsibilities Lead and oversee Microsoft Defender for Endpoint (EDR) deployments, tuning, and response strategies Direct Next-Generation Antivirus (Defender Antivirus / NGAV) and Attack Surface Reduction (ASR) rule management Manage Threat & Vulnerability Management and remediation strategies Integrate Defender with Microsoft Sentinel and other SIEM solutions Drive automation and orchestration of Defender workflows using ServiceNow and other tools Ensure cross-platform protection across Windows, Linux (RHEL), and mobile devices Design and manage Windows Defender Application Control (WDAC) policies Integrate Microsoft Defender, Intune, and Purview (DLP) for enterprise data protection Mentor and technically guide mid-level security engineers Apply System Engineering Lifecycle principles to all security solutions Required Qualifications Active Secret Clearance Bachelor’s degree with 15+ years of relevant experience (or approved substitutions) At least 5 years of hands-on experience with Microsoft Defender, including: Defender for Endpoint (MDE / EDR) Defender Antivirus / NGAV ASR rules Defender for Cloud / Servers DoD 8140-compliant certification (e.g., Security+) Strong experience with SIEM (Microsoft Sentinel preferred) Experience with automation, PowerShell, and ServiceNow Linux administration experience (RHEL preferred) Salary $137,065 – $160,000