> Markdown version of [/jobs/ext/564432-it-system-assessor](https://www.wearedevelopers.com/jobs/ext/564432-it-system-assessor). 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). --- # IT System Assessor - **Company:** Guidehouse Inc. - **Location:** Washington, DC, United States - **Salary:** $98,000.0 - $163,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Microsoft Azure, Software as a Service, Cloud Computing, Configuration Management, CompTIA Network+, CompTIA Security+, Computer Networks, Databases, System Configuration, Linux, Federal Information Processing Standards (FIPS), Intrusion Detection Systems, Virtual Private Networks (VPN), Network Connections, Power BI, Security Information and Event Management, Web Applications, Symantec, Network Routers, SARS Software Products, Cloud Platform System, High Performance Computing, In-Plane Switching (IPS), Cyberark, Firewalls (Computer Science), Information Technology, RSA Archer Platform, Cloudwatch, SailPoint, Splunk, Vulnerability Analysis - **Published:** June 12, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=b32a905e6a9584f9 ## About the Role Do you have experience in Security testing methodologies?, * Minimum of THREE (3) years of experience in Risk Management Framework / Security Assessment and Authorization. * RMF Experience in developing complete ATO packages for systems; including SSP, FIPS 199, E-Authentication, PTA/PIA, Incident Response Plan, Contingency Plan, and Configuration Management Plan. * Experience in developing and conducting IR table-top tests and CP functional tests. * Must be able to OBTAIN and MAINTAIN a Federal or DoD "PUBLIC TRUST"; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse. Candidates with an ACTIVE PUBLIC TRUST or SUITABILITY and maintain an active HHS/NIH clearance are preferred. * Experience with NIST 800-53 and NIST 800-37. * Experience with cloud systems and SaaS products, and understanding of the FedRAMP requirements. * At least one of the following Certifications: + CISA + CISSP + CompTIA Security+ CE Certified Professional + CompTIA Network+ CE Certified Professional + Certified Cloud Certificates (AWS, Azure, and/or Google) * Experience with assessing 2 of the 8 types of platforms/systems noted: * ICAM Solution (Active Directory, SailPoint and CyberArk experience is preferred). Network - firewalls, IDS/IPS, switches, Routers, VPN Cloud Hosting (experience with at least 2 of 3 - AWS, Azure, Google) On-premise Hosting (Windows and Linux platforms) Microsoft 365 Tenant Third Party SaaS Platforms High Performance Computing Systems AI applications and Systems What Would Be Nice To Have: * Experience with the DOJ's CSAM GRC platform. * Experience as software developer - capable of building dashboards within suites like Microsoft Power BI and Power App. Capable of configuring APIs with security tools into dashboards (such as Tenable, Splunk, and GRC Platforms including CSAM). * Experience with conducting vulnerability scans and remediation findings. * Experience with security monitoring tools (e.g., Splunk, Tenable, BigFix, Microsoft Purview, Symantec DLP, Sentinel, CloudWatch, Security Center). * 1+ years of experience as IT system administrator or engineer. Experience can include: + System maintenance in configuration and patching for On-premise servers and databases. + Deployed and managed cloud hosted environments, configured and refined network connections and security monitoring integrations. + Integrated third-party SaaS products with cloud environment, or collaboration Tenants like Microsoft 365. + Maintained network components from firewalls, IDS/IPS to VPN solution. + Developed and deployed web application software. ## Description Evaluate Enterprise IT infrastructure Systems including tasks such as: * Conduct security control assessments through an independent (firewalled) team. * Perform interviews, test controls, develop Security Assessment Reports (SARs), and create Plans of Action and Milestones (POAMs). * Assess Authority to Operate (ATO) packages for accuracy and completeness. * Implement rigorous quality standards and provide technical support for ATO package completion. * Develop and maintain Standard Operating Procedures (SOPs) for SA&A, ensuring compliance with NIST SP 800-53 and periodic reviews for updates. * Identify key roles (AO, CISO, System Owner, etc.) and develop a matrix of cybersecurity responsibilities for each FISMA system. * Focus on minimizing risks to PII/PHI/Sensitive data, maintaining robust Privacy Impact Assessments (PIAs), and staying current with privacy laws and regulations. * Advise senior management on privacy and data protection best practices. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Beyond Dashboards: Fixing Text-to-SQL with Semantic RAG](https://www.wearedevelopers.com/videos/2036-beyond-dashboards-fixing-text-to-sql-with-semantic-rag) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Maturity assessment for technicians or how I learned to love OWASP SAMM](https://www.wearedevelopers.com/videos/351-maturity-assessment-for-technicians-or-how-i-learned-to-love-owasp-samm) ## Related Articles - [Events like RSAC Get You CISOs. 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