[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Microsoft jobs](https://jobs.opennash.com/companies/microsoft/) · [Search jobs](/search/) Microsoft # Sr. Software Engineer - CTJ - Secret United States, Washington, Redmond, Multiple Locations Senior individual contributor Software Engineering Listed on Microsoft’s official careers site. Posted July 29, 2026. Check that it is still open and apply there. [Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556942025) [OpenNash Jobs](https://jobs.opennash.com/) / [Microsoft](https://jobs.opennash.com/companies/microsoft/) / Sr. Software Engineer - CTJ - Secret ## Job description Collaborates with appropriate stakeholders to determine user requirements for a scenario. Drives identification of dependencies and the development of design documents for a product, application, service, or platform. Creates, implements, optimizes, debugs, refactors, and reuses code to establish and improve performance and maintainability, effectiveness, and return on investment (ROI). Leverages subject-matter expertise of product features and partners with appropriate stakeholders (e.g., project managers) to drive a workgroup's project plans, release plans, and work items. Acts as a Designated Responsible Individual (DRI) and guides other engineers by developing and following the playbook, working on call to monitor system/product/service for degradation, downtime, or interruptions, alerting stakeholders about status and initiates actions to restore system/product/service for simple and complex problems when appropriate. Proactively seeks new knowledge and adapts to new trends, technical solutions, and patterns that will improve the availability, reliability, efficiency, observability, and performance of products while also driving consistency in monitoring and operations at scale. Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python These requirements include, but are not limited to the following specialized security screenings: The successful candidate must have an active U.S. Government Secret Security Clearance. Failure to maintain or obtain the appropriate clearance and/or customer screening requirements may result in employment action up to and including termination. ### Clearance Verification This position requires successful verification of the stated security clearance to meet federal government customer requirements. You will be asked to provide clearance verification information prior to an offer of employment. ### Citizenship & Citizenship Verification This position requires verification of U.S. citizenship due to citizenship-based legal restrictions. Specifically, this position supports United States federal, state, and/or local United States government agency customer and is subject to certain citizenship-based restrictions where required or permitted by applicable law. To meet this legal requirement, citizenship will be verified via a valid passport, or other approved documents, or verified US government Clearance. Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Understanding of networking technologies, protocols, and concepts such as TCP/IP, DNS, load balancing, and service mesh architectures. Understanding of network security technologies such as firewalls, DDoS mitigation tools, and proxies. Expertise with Linux networking and/or container networking technologies such as Cilium. Experience with cloud platforms (Azure preferred) and microservices. Proven ability to work in a fast-paced, collaborative environment. ## At a glance - Posted by the employer: Jul 29, 2026 - First seen by OpenNash: Aug 21, 2026 - Last checked: Oct 18, 2026 - Listed for: 81 days - Location: United States, Washington, Redmond, Multiple Locations[Apply on Microsoft’s careers site →](https://apply.careers.microsoft.com/careers/job/1970393556942025) ## More jobs at Microsoft ### [Business Program Manager - Capacity Automation & Backend Tools](https://jobs.opennash.com/companies/microsoft/jobs/e7256a1bba75b9768669/) United States, Washington, Redmond, Multiple Locations ### [Principal Software Engineer](https://jobs.opennash.com/companies/microsoft/jobs/d877d7d404152d0bc535/) United States, Washington, Redmond, Multiple Locations ### [Principal Software Engineer - AI Safety and Security](https://jobs.opennash.com/companies/microsoft/jobs/f2e37a44ba6ba97d6067/) United States, Washington, Redmond, Multiple Locations ### [Principal Software Engineer - CoreAI](https://jobs.opennash.com/companies/microsoft/jobs/8692071906d7a159624d/) United States, Washington, Redmond, Multiple Locations ## Similar jobs at other companies ### [Software Engineer (Secret Clearance)](https://jobs.opennash.com/companies/lockheed-martin/jobs/6da56936d8d09a0a4cd5/) Lockheed Martin · Huntsville, AL, Colorado Springs, CO ### [Software Engineer Stf - Level 4 (Top Secret)](https://jobs.opennash.com/companies/lockheed-martin/jobs/b883f62170837d573c4f/) Lockheed Martin · Colorado Springs, CO ### [Software Engineer Entry Level - Top Secret Clearance Required](https://jobs.opennash.com/companies/general-dynamics/jobs/b51786a5b1e98359dc7c/) General Dynamics · Dedham, MA, US ### [Sr Advanced Software Engineer - Top Secret Clearance Required](https://jobs.opennash.com/companies/general-dynamics/jobs/fa8bc16e0c2588b02a10/) General Dynamics · Dedham, MA, US ### [FAST Labs - Software Engineer - All Levels - Secret](https://jobs.opennash.com/companies/bae-systems/jobs/05f465b92510d5514744/) BAE Systems · Merrimack, New Hampshire, United States [Software Engineering jobs](/functions/software-engineering/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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