Software Engineer Level 3
Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 1, 2026.
Description
Markon is seeking a Software Engineer to support the Fort Meade customer by designing, developing, and modernizing secure full-stack applications that support mission-critical operations. This role emphasizes the development of scalable backend services, distributed systems, and cloud-native applications while contributing to modern user interfaces and enterprise integrations. Working within an Agile environment, the role leverages open-source technologies, containerized platforms, and AWS cloud services to deliver resilient, high-performance solutions that support evolving mission requirements.
Responsibilities
- Design, develop, and maintain full-stack applications with a primary focus on scalable backend services and web technologies.
- Develop enterprise applications using Java, Spring Boot, JavaScript, and RESTful service architectures.
- Design and optimize distributed applications emphasizing high availability, scalability, concurrency, and performance.
- Develop and optimize multi-threaded Java applications supporting mission-critical workloads.
- Design, develop, and maintain APIs and messaging solutions using REST and Java Message Service (JMS).
- Develop cloud-native applications utilizing AWS services, Amazon RDS, Docker, Kubernetes, EKS, Rancher, and Tomcat.
- Design and optimize data solutions using MongoDB, PostgreSQL, MySQL, Elasticsearch, and other enterprise database platforms.
- Integrate open-source frameworks, libraries, and enterprise technologies to deliver modern software capabilities.
- Build and maintain software using Git, Maven, Jira, and Confluence while supporting Agile development practices.
- Collaborate with software engineers, systems engineers, and Government stakeholders to deliver secure, maintainable, and production-ready mission solutions.
Qualifications
Required Qualifications
- Active TS/SCI w/ Polygraph with this Customer.
- Bachelor's degree and 20+ years of software engineering experience.
- Expert experience developing full-stack applications with a strong emphasis on Java-based backend services.
- Expert experience with Java, Spring Boot, JavaScript, RESTful services, and Java threading.
- Experience developing distributed, high-availability enterprise applications.
- Experience with AWS cloud services, Amazon RDS, Docker, Kubernetes, EKS, Rancher, and Tomcat.
- Experience developing applications using MongoDB, PostgreSQL, MySQL, Elasticsearch, or comparable enterprise database technologies.
- Experience with Java Message Service (JMS) and enterprise messaging architectures.
- Experience integrating open-source frameworks, libraries, and enterprise technologies.
- Experience using Git, Maven, Jira, and Confluence within Agile development environments.
- Strong communication, analytical, troubleshooting, and collaboration skills.
Desired Qualifications
- Experience with Kibana, Alfresco, or enterprise content management platforms.
- Experience developing applications using Node.js, Svelte, React, or Angular.
- Experience designing large-scale distributed systems and cloud-native architectures.
- Experience supporting Intelligence Community mission applications.
Salary Range
USD $225,000.00 - USD $235,000.00 /Yr.The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.Overview
Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.
At Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.
Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Markon values people and the tremendous impact each individual can make - which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients’ missions.Join us and make a meaningful impact.
Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.
Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.