> Markdown version of [/jobs/ext/165354-information-system-security-engineer](https://www.wearedevelopers.com/jobs/ext/165354-information-system-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). --- # Information System Security Engineer - **Company:** ASTRION, INC. - **Location:** El Segundo, CA, United States - **Experience:** Expert - **Salary:** $120,000.0 - $160,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Microsoft Outlook, CompTIA Security+, Cyber Security, Information Systems, Data Hub, Information Security Management, Information Systems Security Architecture Professional, Microsoft PowerPoint, SAP (Applications), Software Requirements Analysis, Software Vulnerability Management, Information Technology - **Published:** May 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=f63286d1901cc938 ## About the Role * Minimum 5+ years in Information Assurance functions including but not limit to the DoD Certification & Accreditation process, the RMF process, the Enterprise Information Technology Data Repository (EITDR), EMASS, monitoring and maintaining the Vulnerability Management System, CMI activities. * Top Secret clearance and SCI Eligible. * Experience with 8570 compliance. * Bachelor's degree in business, Information Security, Information Systems, Computer Science, Engineering, or related field. * CompTIA Security+ will work providing if having Certification & Accreditation (C&A) or Assessment & Authorization (A&A) experience under Risk Management Framework (RMF). * Familiarity with Risk Management Framework protocols. * Advanced-level competency with Microsoft Word, Excel, PowerPoint, and Outlook., * Certified Information Systems Security Professional (CISSP, or equivalent) * Familiarity with Space System Command (SSC) Certification and Authorization (C&A) procedures and US Space Force SAP networks. * Excellent and detail-oriented organizational, interpersonal, and communications skills. ## Description Astrion is seeking a Information System Security Engineer to support our customer in El Segundo, CA. The Cybersecurity Analyst provides direct Assessment & Authorization support to the Space Systems Command, Space Domain Awareness and Combat Power, Innovation and Prototyping Delta. The Innovation and Prototyping Delta provides next-generation rapid, innovative & affordable technology that leverages international, commercial, & interagency partnerships. This position requires a DoD Top Secret Clearance to start., * Develops, updates, accomplishes Enterprise Mission Assurance Support Service (eMASS) entries and updates, coordinates and staffs Certification and Authorization (C&A) packages for mission systems in accordance with DoDI 8510.01 Risk Management Framework (RMF), NIST 800-series, and any other RMF relevant documentation. * Administers mission systems information assurance telecoms and eMASS database updates * Registers mission systems within the Air Force Information Technology Investment Portfolio Suite (ITIPS) in compliance with the Federal Information Security Management Act (FISMA) * Reviews mission systems certification policies, programs, procedures and reports for initial and follow-on system releases, including new and evolving cyber system requirements and documents findings with suggested changes * Conducts and documents Security Test and Evaluation (ST&E) on mission systems. * Revalidates information assurance and cyber controls for accredited mission systems and documents findings with suggested changes. * Assesses as required, higher headquarters directed changes in the C&A policy requirements for their impact on mission system security posture or Risk Management Framework (RMF) authorized systems. ## Related Videos - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Developing the Rich Text Editor for DeepL.com](https://www.wearedevelopers.com/videos/1172-developing-the-rich-text-editor-for-deepl-com) - [PoC “Austria Experience Data Hub”](https://www.wearedevelopers.com/videos/92-poc-austria-experience-data-hub) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large) ## Related Articles - [Events like RSAC Get You CISOs. Developers Decide What Actually Gets Deployed.](https://www.wearedevelopers.com/magazine/693-events-like-rsac-get-you-cisos-developers-decide-what-actually-gets-deployed) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [How should you format your IT resume?](https://www.wearedevelopers.com/magazine/68-how-should-you-format-your-it-resume)