Information Assurance Security Engineer

About INflow Federal

Founded in 2013, INflow Federal is a mission‑driven small business delivering cutting‑edge solutions to the Department of War (DoW) and Joint Force operations across 20+ states. Our strength comes from our people – especially the Veterans who make up over 50% of our workforce. Through our Veteran Outreach Program and employee‑first culture, we invest deeply in professional growth, well‑being, and innovation.

Known for our agility, transparency, and integrity, INflow combines real‑world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. We empower both our employees and mission partners to stay ahead – driving smarter, faster, and more secure outcomes.

As an Information Assurance Security Engineer at INflow Federal, you will play a critical role in protecting mission‑essential systems supporting the Intelligence Community. You will serve as a trusted technical advisor responsible for integrating security into every phase of the system lifecycle—from architecture and engineering through operations, accreditation, and continuous monitoring.

This position combines cybersecurity engineering, Risk Management Framework (RMF), cloud security, network defense, and enterprise infrastructure into a highly collaborative role supporting some of the nation’s most sensitive environments. Working alongside systems engineers, network engineers, developers, and cybersecurity professionals, you will ensure enterprise systems remain secure, compliant, resilient, and mission‑ready.

At INflow Federal, your expertise directly supports national security while providing opportunities to work with emerging technologies, enterprise cloud solutions, and advanced cyber defense capabilities.

You’ll help secure enterprise infrastructure operating within highly classified environments by designing and implementing security controls, supporting RMF accreditation efforts, conducting vulnerability remediation, performing incident response, and maintaining compliance with Intelligence Community and Department of Defense cybersecurity requirements.

Your work will span cloud environments, enterprise networking, virtualization platforms, endpoint security, vulnerability management, perimeter defense technologies, and continuous monitoring initiatives supporting critical mission systems.

• Serve as a technical Information Assurance (IA) Security Engineer supporting enterprise systems throughout the system lifecycle.
• Develop, review, and maintain Information Security policies, procedures, Memorandums of Agreement (MOAs), and accreditation documentation.
• Support Certification & Accreditation (C&A) and Risk Management Framework (RMF) activities in accordance with ICD 503 and customer security requirements.
• Collaborate with software developers, systems engineers, project managers, and stakeholders to incorporate security into system design and implementation.
• Advise engineering teams on secure architecture, security controls, and regulatory compliance throughout project execution.
• Act as a representative of the Information System Security Manager (ISSM), ensuring compliance with applicable security policies and procedures.
• Support the operation, maintenance, and disposition of classified information systems in accordance with approved System Security Plans (SSPs).
• Develop and deliver user security awareness training and ensure users understand their Information Assurance responsibilities.
• Investigate security incidents, recommend corrective actions, and coordinate mitigation activities.
• Ensure enterprise hardware and software configurations comply with DISA Security Technical Implementation Guides (STIGs).
• Implement and enforce Information Assurance policies and security controls documented within RMF authorization packages.
• Perform Operations and Sustainment (O&S) support for enterprise network security infrastructure including firewalls, web gateways, mail gateways, intrusion detection systems, load balancers, and security management platforms.
• Configure, maintain, and harden enterprise security…