> Markdown version of [/jobs/ext/1156999-cleared-information-systems-security-engineer-isse-l3](https://www.wearedevelopers.com/jobs/ext/1156999-cleared-information-systems-security-engineer-isse-l3). 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). --- # Cleared Information Systems Security Engineer (ISSE) L3 - **Company:** CLEAR DATA, INC. - **Location:** Lorton, VA, United States - **Experience:** Experienced - **Salary:** $140,000.0 - $180,000.0 - **Contract:** Permanent contract - **Skills:** Active Directory, Active Directory Federation Services, Microsoft Azure, Cloud Computing, Cyber Security, Identity and Access Management, Virtual Private Networks (VPN), Log Analysis, Security Content Automation Protocol, Azure Automation, Cyber Threat Analysis, Information Technology, Splunk, Wsus - **Published:** July 1, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9005836/cleared-information-systems-security-engineer-isse-l3 ## About the Role * Certification: IAT/IAM/IASAE Level III (DoD 8570 compliant) * Technical Expertise: Advanced skills in one or more of the following: o Active Directory (AD DS, ADFS, AD CS, WSUS) o ePO, Splunk, STIG/SCAP, YUM, ACAS automation o Azure VPN Gateways, Azure Monitor/Log Analytics * Experience: o 5-8 years of demonstrated performance in related technology areas. * Education: o Bachelor's degree in Computer Science, Engineering, or related field and 3+ years of leadership experience. o OR equivalent professional experience. * Travel: o Up to 10% * Security Clearance: Active Top Secret with SCI Preferred Qualifications: * 5+ years leadership experience in cybersecurity or related technical field. * Technical certifications in Microsoft Azure or related cloud technologies. Requirements * Must be within driving distance of Lorton, VA OR willing to relocate there * Must be willing to work onsite * Must be willing and able to travel up to 10% * Must possess an active TS/ SCI clearance or above * Please note that pursuant to a government contract, this specific position requires U.S. citizenship status * DoD 8570 Level III compliant certification is required What is Important to Us: * You are an excellent communicator in writing and speaking. * You have the ability to work independently but also value teamwork. * Your problem-solving skills are excellent. * You are looking for a job where performance appraisals occur regularly, and you look forward to advancing your career. * You seek a community of virtue-centered co-workers and clients. ## Description As an ISSE, you will be responsible for conducting security assessments, engineering secure solutions, automating defensive cyber activities, and advising leadership on risks and mitigation strategies. Candidates should bring expertise with technologies such as ePO, Splunk, ACAS, Azure Automation, STIG/SCAP, and Active Directory to secure complex mission systems and ensure compliance with DoD cybersecurity standards., * Perform and review technical security assessments of computing environments to identify vulnerabilities and compliance gaps. * Engineer unique cybersecurity solutions to support Cyber Threat and Defensive Operations. * Automate security monitoring, threat assessments, and reporting functions. * Analyze system and organizational security posture trends; provide findings to the ISSM/ISSO. * Recommend cybersecurity measures and mitigations based on evolving threats and vulnerabilities. * Implement security controls in alignment with DoD policies and principles of confidentiality, integrity, availability, authentication, and non-repudiation. * Recommend and plan modifications based on exercise results and security testing outcomes. * Mitigate or recommend acceptance of identified risks and deficiencies during certification and testing activities. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Progressive Delivery in Kubernetes](https://www.wearedevelopers.com/videos/949-progressive-delivery-in-kubernetes) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [An alternative approach to digital sovereignty: Confidential Computing](https://www.wearedevelopers.com/videos/100043-an-alternative-approach-to-digital-sovereignty-confidential-computing) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers)