Senior Software Engineer (C++, Javascript, Python - TS/SCI with Polygraph required)
$175k - $225kRed Alpha
A day in the life: We are seeking a highly skilled Senior Software Engineer to support the development, enhancement, integration, and sustainment of mission-critical applications, frameworks, and services that enable front-end mission operations. This role will serve as a key contributor throughout the software development lifecycle, with a primary focus on designing, developing, testing, and maintaining complex software systems using C++, Python, and JavaScript. The successful candidate will work across a broad technology stack to develop new capabilities, modernize existing applications, integrate third-party and open-source components, and deliver scalable, secure, and maintainable software solutions. In addition to software development responsibilities, the position will support automated build, deployment, and infrastructure processes within a modern DevSecOps environment. What you bring to the table: Bachelor's Degree in Computer Science or a related discipline. Four (4) additional of experience may be accepted in lieu of a degree. 14+ years of relevant experience in software development Strong proficiency in C++, Python and Javascript development Experience designing, developing, testing, and maintaining complex software applications. Experience working in Linux-based development environments. Experience with source control systems (Git) and modern software development practices. Experience with containerized technologies, including Docker and Kubernetes. Familiarity with CI/CD pipelines and automation tools such as Jenkins, Maven, and Nexus. Strong problem-solving, debugging, and troubleshooting skills. Active TS/SCI with Polygraph level of security clearance Bonus Skills: Experience with Kubernetes administration and Helm deployments. Experience with ArgoCD, Keycloak, and Groovy scripting. Experience building and packaging software using RPM and managing YUM/DNF repositories. Experience with C++ build systems, dependency management, and multi-architecture deployments. Familiarity with Jira, Kendo UI Test Builder, and automated testing frameworks. Experience supporting mission-critical, government, or defense-related systems. The total package: Our total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers’ missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. Our total compensation package includes a competitive base salary and benefits such as health, life/disability, 401k, paid time off, professional development, and generous bonus programs. Please visit our benefits tab for additional information. Salary Range: Disclosed pay ranges are a general guideline, and are not a guarantee of a final salary or compensation. Our approach in determining final salaries takes into consideration a number of factors such as education, certifications, total years of relevant professional experience, actual level of expertise, and the responsibilities of the role itself. Based on the outlined roles, responsibilities, and requirements, the projected pay range for this position is: $175,000 - $225,000. Some of our additional perks and benefits include: Retire sooner than planned: Get closer to retirement with up to 10% in 401k contributions, immediately vested. Have a career AND a life: Enjoy up to 5 weeks of leave (25 days of personal time off) and 11 paid floating holidays. Stay at your best: As a member, we’ll pay 100% of your premiums for comprehensive health, dental, and vision insurance. We’ll also pay the majority of the premiums for your family. Let’s not forget free access to a fully equipped state of the art gym! Keep current on new technologies and technological advancements: $5250 per year towards ongoing education, trainings, certifications, and maintaining professional memberships. Dress in style: Spend up to $300 per year on company branded merchandise featuring top quality brands such as Under Armour, Nike, Carhartt, YETI, etc. Enjoy the culture: Attend fun company events throughout the year such as our Oktoberfest, summer picnic, and annual holiday party! These are all in additon to your team events which may include happy hours, baseball games, snowboarding, RenFest, and more! Every day, our elite customers are pushing through "the grind" to defeat the enemy, even putting their lives on the line for our freedom. Rise to the occasion with us to deliver engineering excellence, to match their dedication to this nation. Join us as we bring digital transformation to the fight! #J-18808-Ljbffr Red Alpha
$175k - $225k
...seeking a highly skilled Senior Software Engineer to support the... ...development lifecycle, with a primary focus on designing... ...software systems using C++, Python, and JavaScript. The successful candidate... ...skills. Active TS/SCI with Polygraph level of security clearance...SeniorPythonSummer holidayImmediate start$180k - $260k
GliaCell is seeking a Senior Software Engineer on one of our subcontracts to support a U.S. Government... ...Location is Annapolis Junction, Maryland with partial telework. Active TS/SCI with Polygraph and U.S. citizenship are required; salary ranges from $180,000 to $260,00...SeniorPythonContract workRemote workRelocation package- Red Alpha seeks a Senior Software Engineer to design, develop, and sustain... ...environments, using C++, Python, and JavaScript. You will contribute across... ...DevSecOps framework. The role requires 14+ years of software development experience, a TS/SCI with Poly clearance, and...SeniorPython
$190k - $220k
...We are seeking a Senior Software Engineer to create, sustain... ...role you will work with the mission customer... ...raw data into the required formats. The... ...scripts using Bash/Python Experience designing... ...active US Government TS/SCI security clearance with Polygraph Bonus Skills:...SeniorPythonSummer holidayImmediate start- Red Alpha seeks a Senior Software Engineer to create, sustain, and troubleshoot... .... You will partner with the mission customer to... ...raw data into required formats, improving distribution... ...with NiFi, Java, Python, Linux CLI, and scripting. TS/SCI clearance is required....SeniorPython
$150k - $270k
...Ventures, LLC in Maryland is looking for a Software Engineer to support a new CNO contract.... ...software engineering and possess a Top-Secret/SCI clearance. The company offers a competitive... ...include above-market pay, a 401k with immediate vesting, company-paid health coverage...SeniorPythonContract workImmediate start$215k - $260k
...Annapolis is seeking a Software Engineer to develop and... ...visualization tools. The role requires 14 years of software... ...a current Top-Secret/SCI security clearance.... ...Linux development, Python, and C++. The position offers... ...$215,000 - $260,000 with numerous wealth, health...SeniorPython- ...seeks an experienced software/hardware professional... ...and ensure compliance with security standards. The role requires 12+ years in software... ...development, proficiency in Python and C/C++, and deep knowledge of... ...-level internals. A TS/SCI with polygraph is required. #J-18808...SeniorPython
- ...Maryland, is seeking a RF Software Engineer 2 to design and implement... ...algorithms in software, with a focus on high throughput... ...needs. The role requires extensive experience with C++, Linux, and Python, and a TS/SCI clearance with polygraph. The salary range is substantial...Python
$199k - $238k
Senior Full Stack Java/Angular Software Engineer (TS/SCI Clearance with Full Scope Polygraph Required) Annapolis Junction, United States | Posted on 10/16/2026 Position: Senior Full Stack Java/Angular Software Engineer - Level 3 Location: Annapolis Junction, MD Employment...SeniorFull timeLocal area- Quevera is seeking a highly skilled Senior Backend Software Engineer with an active TS/SCI clearance with Polygraph in Annapolis Junction, Maryland. This role supports... ...implement scalable services using Java, C++, and Python, work with PostgreSQL, and apply AWS and DevOps...SeniorPython
- ...Annapolis Junction area. The role requires TS/SCI with Full-Scope Polygraph and offers a dynamic environment focused... ...native development, low-level CNO engineering, and AI/ML integration. The... ...including 2+ years in languages like C/C++, Python, Java, or C#, plus DevOps and CI/...SeniorPythonContract work
- ...Solutions, Inc. is seeking a Software Engineer in Maryland to develop,... ...implement, test, and integrate with COTS, GOTS, and FOSS... ...reliable deployment. The role requires TS/SCI with Polygraph, 7 years of software... ...engineering experience, and strong Python, Linux, Docker, Kubernetes...SeniorPython
- ...Information Technology, Inc. is seeking a Software Integration Engineer to transform technology for... ...related system issues. The role requires a TS/SCI w/ Polygraph clearance, 10+ years of experience, and hands-on Linux CLI, Bash, Python, Slurm, and Salt expertise to drive...SeniorPython
- ...Consulting Solutions, Inc. seeks a Software Engineer to develop and maintain system... ...environments. This full-time role requires an active TS/SCI with Polygraph and involves hands-on development... ...include Linux CLI, Bash scripting, Python, and infrastructure automation with...SeniorPythonFull time
- ...focuses on Java-based software development to... ...existing capabilities, with agile collaboration... ...software and systems engineers. Qualified candidates... ...experience with Java, Python, and databases like MongoDB. Clearance TS/SCI with polygraph is required. #J-18808-Ljbffr...SeniorPython
- ...Consulting Solutions, Inc. seeks a software engineer with an active TS/SCI w/Polygraph clearance for a full-time role in... ...for the UI Team, bringing strong Python skills and contributing to the... .... Applicants must meet the basic requirements and have the stated experience; remote...SeniorPythonFull timeRemote work
- ...Developer 2 to advance Java-based capabilities. Clearance TS/SCI with Polygraph is required. Location is Annapolis Junction, Maryland.... ...Requirements include enterprise Java, SOA experience, and Python skills, with Mongo/MySQL databases. The role demands 14 years...SeniorPython
- Shield Consulting Solutions is seeking a Linux Software Engineer in Annapolis Junction, MD, requiring Active TS/SCI with Polygraph. The role focuses on designing, developing,... ...have Linux CLI experience, Bash scripting, Python/Java development, and #J-18808-Ljbffr...SeniorPython
$189k - $224k
...Solutions delivers AI, data science and software engineering services for the U.S. Government.... ...automation pipelines. Role requires active TS/SCI polygraph clearance, hands-on virtualization, Python scripting, and experience with agile tooling. Compensation ranges...SeniorPython- ...Consulting Solutions is seeking a Sr. Software Engineer in Annapolis Junction, MD, with active TS/SCI w/Polygraph clearance. This full-time role requires deep expertise in data extraction,... ...development experience, strong Java/Python skills, and familiarity with data formats...SeniorPythonFull timeRemote work
- ...actively seeking a highly experienced Software Engineer for senior-level work in Maryland and the... ...Washington D.C. area. The role requires a TS/SCI with Polygraph and at least 14 years of SWE experience... ...programs. Key skills include Python and Kotlin/Java, with Terraform...SeniorPython
- Erias Ventures seeks a Software Engineer to implement access controls and permission solutions for securing HPC... ...security mechanisms and policy compliance. The role requires a TS/SCI with polygraph, deep Linux tooling, Python and Rust development, CI/CD, and Agile...SeniorPython
- ...Inc. is seeking a highly experienced software/data engineer in Maryland with active TS/SCI w/Polygraph clearance. The role focuses on extracting... ...stories. Strong background in Java, Python, NIFI, and big data platforms is required. You will lead multiple software teams...SeniorPython
- ...Consulting Solutions, Inc. is seeking a Software Engineer with an active TS/SCI w/Polygraph clearance to design and maintain... ...workflows using Apache Airflow, Python, and Spark. The role focuses on... ...-time role based in Maryland, requiring 5 years of software engineering experience...SeniorPython16 hoursFull timeRemote work
$213k - $233k
Applicants must already hold a TS/SCI clearance with a current Full Scope Polygraph before applying . We are not sponsoring... ...do not meet the minimum requirements. Salary Range: $213k-$233k per year... ..., Spring Boot S/W: Java, Python Other: Kubernetes, docker, CI/CD...SeniorPythonImmediate start- ...Annapolis Junction, MD, seeks a Senior Front-End Software Engineer to provide technical... ...performance improvements. The role requires a TS/SCI clearance with Polygraph, a BS in Computer Science or a... ...with AngularJS, Node.js, Java or Python, plus MongoDB and Elasticsearch...SeniorPython
- ...Inc. is looking for a highly skilled Senior Software Engineer based in Maryland. You will play a... ...and frameworks, focusing on C++, Python, and JavaScript. The ideal candidate will have 14+... ...experience in software development, with strong proficiency in complex software...SeniorPython
- GliaCell Technologies is looking for a Principal Python Software Engineer in Annapolis Junction, Maryland. This full-time role involves... ...systems. The ideal candidate should possess an active TS/SCI with Polygraph clearance and have over 20 years of software engineering...SeniorPythonRemote jobFull timeContract workRelocation package
- .... in Annapolis Junction, Maryland seeks highly skilled software engineers with TS/SCI - Polygraph clearance for critical defense projects. The role emphasizes... ...test enterprise applications using Java, Spring Boot, Python, and Docker in a fast-paced environment. The position...SeniorPython
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