> Markdown version of [/jobs/ext/2279058-senior-security-engineer](https://www.wearedevelopers.com/jobs/ext/2279058-senior-security-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Security Engineer - **Company:** Chickasaw Nation Industries, Inc. - **Location:** Reston, VA, United States - **Experience:** Expert - **Salary:** $110,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Configuration Management, Software Documentation, Information Systems, Disaster Recovery, Information Technology Operations, Information Technology, Plan of Action and Milestones, Vulnerability Analysis - **Published:** August 28, 2026 - **Apply:** https://www.jofdav.com/jobs/59419097-senior-security-engineer ## About the Role Must be able to obtain and maintain the required customer clearance for access to systems, facilities, equipment and property. Ability to read and interpret technical drawings, schematics, and system documentation. Strong understanding of NIST A&A/RMF guidelines and industry best practices. Information Assurance and Security certification preferred., Bachelor's Degree and four (4) years of relevant experience or equivalent combination of education/experience., The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job. Work is primarily performed in an office/warehouse setting. Regularly required to use hands to finger, handle, or feel. Regularly required to reach with hands and arms, occasionally above head. Regularly required to twist at the waist, climb and descend stairs while carrying objects. Ability to speak and hear. Frequently required to stand, walk, stoop, kneel, crouch or crawl. Occasionally required to sit and climb or balance. Regularly lifts and/or moves up to twenty-five pounds and occasionally lifts and/or moves up to fifty pounds. Works near moving mechanical parts. Regularly exposed to general office and general office machinery noise. May be exposed to warehouse, truck or forklift noise. ## Description The Senior Security Engineer will assist in creating and maintaining IT security policies, architectures, standard operating procedures, and RMF security assessment activities. Activities will include conducting technical security assessments of complex information systems with minimal supervision to include Risk Assessment and Management, Vulnerability Analysis, Contingency Planning/Disaster Recovery, Configuration Management, Security Assessments, and development of Mitigation Plans., Essential Duties and responsibilities include the following. Other duties may be assigned. Develop security assessment plans, carry out technical security assessments of all selected management, operational and technical security controls, and document the results of the assessment and a concurrent risk assessment in a Security Assessment Report. Develop POA&M Reports including all identified weaknesses, recommended actions for remediation or mitigation and provide weakness criticality ratings based on the risk assessment results. Provide multi-discipline security administrative and technical security support to the IA RMF and Continuous Monitoring Programs. Develop security authorization packages for newly developed systems. Coordinate all aspects of the Assessment effort with identified points of contact, working with a high degree of independence. Collaborate with information system owners, security officers, developers, and IT operations personnel to conduct system security categorizations. Develop initial system security plans and contingency plans aligned with organizational policies. Provide recommendations to organizational stakeholders for preliminary POA&M remediation and application of security engineering principles. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Humanizing Your Documentation](https://www.wearedevelopers.com/videos/476-humanizing-your-documentation) - [Microservices? Monoliths? 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