MAXISIQ is seeking a highly skilled Information Security Specialist / Information Systems Security Engineer (ISSE) to support DoD RMF, ICD 503, and CNSSI 1253 with strong security engineering and hands-on technical expertise. The successful candidate will engineer security across system hardening, automation, and vulnerability remediation, while selecting, tailoring, and implementing NIST SP 800-53 security controls for RMF Assessment and Authorization (A&A) and remediating findings to improve the security posture. Responsibilities include developing layered protections and cybersecurity SOPs, applying SDLC principles (Agile preferred), performing vulnerability management across Windows, Linux/Unix, and containerized environments, automating security configurations with Ansible and Python, and implementing DISA STIGs and CIS Benchmarks across diverse platforms (RHEL, Ubuntu, Windows, VMware/ESXi) and network devices (Cisco, Juniper). The role also covers Linux administration and Windows Domain Controller compliance, container security with Docker, conducting vulnerability scans with ACAS, collaborating with developers to integrate secure coding practices and secure CI/CD pipelines, delineating physical and logical security boundaries, training software developers in secure practices, and supporting RMF Continuous Monitoring and POA&M remediation. Qualifications include 8+ years of information systems security engineering with RMF experience, hands-on vulnerability management across multiple operating systems, proficiency with automation tools (Ansible) and scripting (Python

MAXISIQ is seeking a highly skilled Information Security Specialist / Information Systems Security Engineer (ISSE) to support DoD RMF, ICD 503, and CNSSI 1253 with strong security engineering and hands-on technical expertise. The successful candidate will engineer security across system hardening, automation, and vulnerability remediation, while selecting, tailoring, and implementing NIST SP 800-53 security controls for RMF Assessment and Authorization (A&A) and remediating findings to improve the security posture. Responsibilities include developing layered protections and cybersecurity SOPs, applying SDLC principles (Agile preferred), performing vulnerability management across Windows, Linux/Unix, and containerized environments, automating security configurations with Ansible and Python, and implementing DISA STIGs and CIS Benchmarks across diverse platforms (RHEL, Ubuntu, Windows, VMware/ESXi) and network devices (Cisco, Juniper). The role also covers Linux administration and Windows Domain Controller compliance, container security with Docker, conducting vulnerability scans with ACAS, collaborating with developers to integrate secure coding practices and secure CI/CD pipelines, delineating physical and logical security boundaries, training software developers in secure practices, and supporting RMF Continuous Monitoring and POA&M remediation. Qualifications include 8+ years of information systems security engineering with RMF experience, hands-on vulnerability management across multiple operating systems, proficiency with automation tools (Ansible) and scripting (Python