Senior Software Engineer Top Secret/SCI w/Poly

Peraton; Laurel (MD); On-site; USD 130,000 - 160,000; Full time

Job summary

A technology services company based in Laurel, MD is seeking a Senior Software Engineer with an active TS/SCI security clearance. The candidate will focus on agile software design and development for large-scale systems. Qualifications include a Bachelor's degree in Computer Science and at least 14 years of relevant experience. The role demands strong Java skills, knowledge of infrastructure tools like Ansible, and familiarity with cloud environments. Remote work is limited, contingent on project needs.

Qualifications

• Active TS/SCI security clearance with polygraph is required.
• Fourteen years' experience as a Software Engineer in complex programs is required.
• Bachelor's degree in Computer Science or a related field is required.

Responsibilities

• Support all aspects of agile software design and development.
• Perform requirements analysis, software design, and testing.
• Provide guidance to junior programmers as needed.

Skills

Java programming for distributed systems

Infrastructure as Code (IaC) tools

Continuous Integration and Deployment

Agile development

Linux fundamentals

Scripting languages (e.g., Python, Ruby, Perl)

Microservices development

Containerization tools (e.g., Docker)

Knowledge of security and compliance best practices

Education

Bachelor's degree in Computer Science or related discipline

Tools

Ansible

Puppet

Kubernetes

Apache Hadoop

Apache Accumulo

Apache NiFi

MongoDB

ActiveMQ

Spring Framework

AWS Cloud

Job description

Senior Software Engineer – Top Secret/SCI w/Poly

Job Locations: US-MD-Laurel

Requisition ID: 2026-165845

Responsibilities

The Data Warehouse Platforms Engineering Shared Services & SW Development team is seeking a mid-level Software Engineer on a product development team. The candidate will have a primary focus of supporting all aspects of agile software design and development for products that are integrated into systems on large scale compute clusters in a COOP setup.

Perform requirements analysis, software design, development, installation, integration, evaluation, enhancement, maintenance, testing, Ops Monitoring, and problem diagnosis/resolution at a high level of proficiency and independence.

Able to clearly communicate directions and provide guidance to more junior programmer/analysts, as required.

Software Engineers must be adept at developing solutions which integrated or extended COTS or GOTS products.

Additionally, Software Engineers may be responsible for evaluating project needs, optimizations, determining tasks and durations, code/architecture reviews, and generating and reviewing designs for technical accuracy/completeness.

• Strong experience with Java programming for distributed systems, including networking and multi-threading.
• Proficiency in Infrastructure as Code (IaC) tools like Ansible and Puppet.
• Experience in Continuous Integration, Deployment, Testing and Ops Monitoring practices.
• Agile development experience with source code management practices and tools.
• Well-grounded in Linux fundamentals and knowledge in at least one scripting language (e.g., Python, Ruby, Perl, etc.).
• Familiarity with microservices software development technique and container orchestration (e.g., Kubernetes).
• Familiarity with Containerization (e.g., Docker).
• Rotating Tier III On-Call Support required, along with possible Emergency Surge Support based on Ops Tempo.
• Work is in the customer office, regular/guaranteed telework is not generally supported at this time. However, there are some tasks or research projects available ad hoc for teleworking by qualified team members.

Qualifications

Basic Qualifications

• Active TS/SCI security clearance with polygraph is required.
• Fourteen (14) years' experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
• Bachelor's degree in Computer Science or related discipline from an accredited college or university is required (Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree).

Preferred Skills and Domain Experience

• Apache Open Source Hadoop
• Apache Open Source Accumulo
• Apache Open Source NiFi
• MongoDB
• Message Brokers (e.g., ActiveMQ)
• Spring Framework, Python, and Bash
• Knowledge of security and compliance best practices
• Data Warehouses, Presentation Tools, Data Flows, and Analytics
• AWS Cloud experience, hybrid cloud environments, and similar commercial cloud technologies

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.