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Markon

Software Engineer, Level 3

Markon

Software Engineer Level 3 at Markon developing cloud-native and big data solutions for the Fort Meade customer. Collaborate with teams to deliver secure and high-performing applications for enterprise objectives.

Posted 6/10/2026full-timeAnnapolis Junction • Maryland • 🇺🇸 United StatesSeniorLead💰 $230,000 - $250,000 per yearWebsite

Tech Stack

Tools & technologies
AWSCloudHadoopJavaPythonTerraformTypeScript

About the role

Key responsibilities & impact
  • Design, develop, test, and maintain software applications supporting large-scale data processing and analytics
  • Develop and enhance solutions utilizing Hadoop, Accumulo, and AWS technologies
  • Build and maintain cloud-native applications and services within AWS environments
  • Develop software using Java and Python to support mission and business requirements
  • Implement and manage Infrastructure as Code (IaC) solutions using Terraform
  • Collaborate with architects, engineers, and stakeholders to define requirements and implement technical solutions
  • Support system integration, deployment, and modernization initiatives
  • Troubleshoot and resolve software defects, performance issues, and integration challenges
  • Participate in Agile development activities, including sprint planning, code reviews, testing, and deployment
  • Develop and maintain technical documentation and software artifacts

Requirements

What you’ll need
  • Active TS/SCI w/ Polygraph with this Customer
  • Bachelor’s degree and 20+ years of software engineering experience
  • Experience developing solutions using Hadoop and Accumulo
  • Experience developing and deploying applications within AWS cloud environments
  • Experience with Infrastructure as Code (IaC) using Terraform
  • Strong software development experience with Java and Python
  • Experience supporting large-scale data processing, storage, and analytics platforms
  • Experience working in Agile development environments
  • Experience with source code management and CI/CD practices
  • Strong analytical, troubleshooting, and problem-solving skills
  • Excellent written and verbal communication skills

Benefits

Comp & perks
  • 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
  • Holidays

ATS Keywords

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Hard Skills & Tools
JavaPythonHadoopAccumuloAWSInfrastructure as CodeTerraformAgile developmentCI/CDdata processing
Soft Skills
analytical skillstroubleshootingproblem-solvingcommunication skills
Certifications
TS/SCI w/ PolygraphBachelor’s degree