Software Engineer - Windows Integration Hanover, MD, US

CACI International Inc.; Maryland; Hybrid; USD 113,000 - 238,000; Full time

Job summary

CACI International Inc. is seeking a Software Engineer - Windows Integration in the Hanover, MD area.

The role focuses on designing, developing, and sustaining secure Windows plug-ins, Office add-ins, and adapters that support data marking, resource metadata, and authorization workflows. The engineer will integrate applications with policy and identity services, work with DISA and other customers, and contribute to testing, documentation, and deployment efforts.

Qualifications

• Bachelor's degree required; four additional years of experience may substitute for the degree.
• Eight+ years of software engineering experience, including SIGINT/IA/IT contexts.
• Experience with Windows plug-ins, desktop extensions, or Office add-ins using C#/.NET and Visual Studio.
• Experience with Office.js, VSTO, COM, or similar Microsoft Office extensibility models.
• Experience integrating apps with REST APIs, JSON, tokens, certificates, PKI, mutual TLS, and identity services.
• Experience implementing authorization handling, auditing, timeouts, caching, and recovery.
• Experience with automated testing, Git, CI/CD pipelines, and secure coding practices.
• Experience leading design/code reviews and mentoring engineers.

Responsibilities

• Support the Zero Trust ICAM team and customers.
• Design, develop, test, and sustain Windows plug-ins and Office add-ins.
• Integrate applications with policy, identity, and attribute services.
• Construct authorization requests and enforce outcomes with auditing and fail-safe behaviors.
• Collaborate with customer teams to assess environments and guide deployment; produce integration docs.

Skills

C#/.NET

Windows plug-ins

Office.js/VSTO/COM

REST APIs

Git

CI/CD pipelines

Security best practices

Unit/Integration testing

Education

Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or related discipline

Tools

Visual Studio

MSI/MSIX packaging

Office.js

Git

Job description

## Software Engineer - Windows IntegrationHanover, MD, USApply NowFind out how well you match with this jobJob ID: 332350Job Title: Software Engineer - Windows IntegrationJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local\\* \\* \\*Job Description: Software Engineer Level 3MWIII Bridge – Hanover, MD Area## The OpportunityCACI is serving as a Prime Contractor on the MWIII Bridge project, with all positions located in the Hanover, MD area. MWIII Bridge develops and supports Identity, Credential, and Access Management (ICAM) capabilities for enterprise and stand-alone deployment throughout the Intelligence Community (IC). Key tasks include program management, mission support, software integration and development, system engineering, migration, testing, documentation development, network and system monitoring, configuration control, and release management.## Responsibilities* 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.## Qualifications### Required* 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.-**What You Can Expect:****A culture of integrity.**At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.**An environment of trust.**CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.**A focus on continuous growth.**Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.**Pay Range**:There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.The proposed salary range for this position is:$113,200 - $237,800*CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.*