Software Engineer Level 3 Security Clearance

Position: Software Engineer Level 3 with Security Clearance
Markon is seeking a Software Engineer Level 3 to support the development of modern, cloud-based, microservices-driven applications for the Fort Meade Customer. This role spans full stack development, with a focus on building scalable frontend interfaces and high-performance backend services. The engineer will work across distributed systems, cloud infrastructure, and data-driven platforms to deliver resilient, mission-focused solutions. Responsibilities
* Develop and maintain full stack applications using modern frontend and backend technologies

* Build responsive user interfaces using JavaScript, React, and JSX (with exposure to Type Script)

* Design and implement backend services using Node.js, Python, and Rust for high-performance components

* Develop and deploy microservices architectures using Kubernetes and Helm

* Implement service mesh, load balancing, and multi-site deployment strategies

* Support cloud migration efforts and optimize cloud-based system performance

* Integrate messaging systems such as Kafka, RabbitMQ, or other message fabrics

* Utilize infrastructure as code tools (e.g., Terraform, Ansible, Salt) for deployment and automation

* Develop and maintain real-time data processing using Web Sockets and streaming technologies

* Implement testing frameworks (e.g., Jest) to ensure code quality and reliability

* Monitor system performance using tools such as Grafana and InfluxDB

* Work with a variety of data stores including MySQL, Redis, Elasticsearch, and Neo4j

* Collaborate with cross-functional teams and contribute to system architecture decisions Qualifications

Required Qualifications
* Active TS/SCI w/ Polygraph with this Customer.
* Bachelor's degree in Computer Science, Engineering, or related field

* 12+ years of software engineering experience

* Strong experience with frontend development using JavaScript and React/JSX

* Experience with backend development using Node.js, Python, and/or Rust

* Experience designing and deploying microservices architectures

* Hands-on experience with Kubernetes and container orchestration

* Familiarity with CI/CD, infrastructure as code, and cloud migration strategies

* Experience with distributed systems, messaging frameworks, and real-time data processing

* Knowledge of monitoring, logging, and observability tools (e.g., Grafana)

* Experience working with relational and No

SQL databases

* Familiarity with big data and data flow tools such as Ni Fi

* Understanding of security labeling and compliance standards (e.g., CAM, LAC, COI)

* Ability to work independently and as part of a team Salary Range USD $ - USD $ /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…