> Markdown version of [/jobs/ext/3036324-software-engineer-windows-integration](https://www.wearedevelopers.com/jobs/ext/3036324-software-engineer-windows-integration). 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). --- # Software Engineer - Windows Integration - **Company:** Caci Inc - **Location:** Howard County, MD, United States - **Experience:** Experienced - **Salary:** $113,200.0 - $237,800.0 - **Contract:** Permanent contract - **Skills:** Microsoft Word, .NET Framework, Microsoft Excel, Microsoft Windows, Application Programming Interfaces (APIs), Application Integration Architecture, Microsoft Outlook, C Sharp (Programming Language), Signals Intelligence, Computer Engineering, Interoperability, JSON, Lightweight Directory Access Protocols (LDAP), Microsoft Visual Studio, Microsoft Office, OAuth, Public Key Infrastructure, Microsoft PowerPoint, Regression Testing, Openid Connect, Zero Trust Network Access, Security Assertion Markup Language (SAML), Secure Coding, Software Engineering, Software Technical Review, Windows Software Trace Preprocessor, Flexi (Photoshop Plugin), Document Metadata, Caching, Git, Information Technology, Atlassian Tools, Restful APIs - **Published:** September 23, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9187499/software-engineer-windows-integration ## About the Role * TS/SCI clearance with polygraph. * Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or a related discipline; four additional years of experience may substitute for the degree. * Eight or more years of software engineering experience, including three years in SIGINT, Information Assurance, or Information Technology. * Experience developing and sustaining Windows plug-ins, desktop extensions, or Microsoft Office add-ins using C#/.NET and Visual Studio. * Experience with Office.js, VSTO, COM, or an equivalent Microsoft Office extensibility model. * Experience integrating applications with REST APIs, JSON, tokens, certificates, PKI, mutual TLS, identity services, and attribute sources. * Experience implementing authorization request and response handling, local policy enforcement, auditing, timeouts, caching, fail-safe behavior, and recovery. * Experience with automated unit, integration, security, interoperability, and regression testing; Git; CI/CD pipelines; and secure coding practices. * Experience leading design and code reviews, supporting customer integration and deployment, troubleshooting defects, writing technical documentation, and mentoring engineers. Desired * Experience developing add-ins for Outlook, Word, Excel, or PowerPoint and working with document metadata, content controls, data labels, or markings. * Experience developing client libraries, SDKs, adapters, or enforcement integrations that consume policy decisions and attribute data from distributed services. * Knowledge of Zero Trust, ICAM, Attribute-Based Access Control, and policy administration, decision, information, and enforcement functions. * Experience with OAuth 2.0, OpenID Connect, SAML, LDAP, trust frameworks, policy or attribute synchronization, and disconnected operations. * Experience packaging, signing, deploying, and updating Windows software using MSI, MSIX, ClickOnce, Group Policy, or enterprise distribution tools. * Experience supporting DISA or other Department of War customers and producing API documentation, integration guides, deployment procedures, and training materials using Jira and Confluence. ## Description * Support the Zero Trust Identity, Credential, and Access Management (ZT ICAM) team, DISA, and other Department of War customers. * Design, develop, test, and sustain secure Windows plug-ins, Microsoft Office add-ins, client libraries, and application adapters for data marking, resource metadata, and authorization workflows. * Integrate applications with policy, identity, and attribute services. * Construct authorization requests, process decisions, enforce outcomes, and support auditing, failure handling, and disconnected operation. * Work directly with customer teams to assess environments, guide application onboarding and deployment, resolve interoperability issues, and produce clear integration and support documentation. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [The Developer Workstation Blind Spot: Why Your Security Stack Can't See What Matters Most](https://www.wearedevelopers.com/videos/100254-the-developer-workstation-blind-spot-why-your-security-stack-can-t-see-what-matters-most) ## Related Articles - [Events like RSAC Get You CISOs. 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