Senior Software Engineer

Job Locations US-VA-Chantilly
Requisition ID
Position Category
Data Analytics / Intelligence
Top Secret/SCI w/Poly
Space & Intelligence


This Senior Software Engineer position supports the Department of Defense Cyber Crime Center (DC3), a leading organization in the field of cybersecurity. This position serves as a functional member of a team consisting of a Program Manager and several other matrixed support staff that conduct software development, software engineering, cloud computing, and IT portfolio management. In this role, the selected candidate will be embedded at a customer site, responsible for implementing, testing, and operating advanced software security techniques in compliance with technical reference architecture; performing ongoing security testing and code review to improve software security; troubleshooting and debugging issues that arise; provide engineering designs for new software solutions to help mitigate security vulnerabilities; contribute to all levels of the architecture; maintain technical documentation; consult team members on secure coding practices; develop a familiarity with new tools and best practices.

  • As a Senior Software Engineer, you will have the opportunity to use your education and experience to design, develop, code, test, and debug software using C#, Java, Python, and/or PHP languages. You will be at the forefront of technology, architecting, implementing, and deploying cloud-native solutions. You will also be instrumental in supporting the transition of existing applications to Azure cloud. Works with product owner, project manager, and software engineers to interpret requirements, design solutions, and implement code to meet system performance goals. Writes, tests, and documents error-proof code. Supports continuous integration and continuous development pipeline.
  • Complies with government directives, standards, guidelines, and criteria concerning software safety and systems safety. Confirms design mitigations are captured in the design and its documentation and verifies implementation.
  • Collaborates with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies.
  • Must have a passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal and external technology-focused communities, and mentoring other engineering community members.
  • Must have proficiency in Container Orchestration services, including Docker and Kubernetes, and a variety of cloud tools and services; understand the benefits of leveraging Kubernetes orchestration.


  • Independently perform senior-level cloud-native applications analysis, design, development, innovative problem-solving, and integration with custom applications, packaged software applications, and other legacy systems. 
  • Leverages Python, PHP, C#, JavaScript, Java, and other languages and technologies to deliver solutions. 
  • Designs and implements new UI components, features, and applications. 
  • Develops Web Services, Micro-services, and API architectures as needed. 
  • Utilizes DevOps to manage and improve upon the build and deployment pipeline. 
  • Reviews code change requests to identify potential improvements and prevent errors before approving and releasing the code. 
  • Drives the design of major features within the engineering team by leading design review meetings and ensuring that new features fit into the existing architecture. 
  • Works closely with product owners to prioritize the features and synchronize delivery by helping organize tasks within the team and coordinating work with other teams. 
  • Be an independent driver/owner of high-impact features or initiatives. 
  • Assess the legacy system, identify the need for APIs, micro-services, and database conversions, and create these services. 
  • Proposes and implements solutions to modify or enhance system functionality. 
  • Assists in the transition of system components to new platforms as needed.


Minimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD


Must have experience in:

  • Network/System Engineering and Administration: Cisco, Brocade, and GPON technology knowledge is a plus; PXE Boot architecture, AWS EC2/S3, 
  • Computer Hardware: Basic troubleshooting, BIOS setting (UEFI/BIOS), Microcomputers (Raspberry Pi/Beagle Bone), 
  • Network Security: Intrusion Detection Systems (IDS) installation and maintenance, SNORT create and deploy rules, Advanced PCAP analysis (TShark, MiTMProxy), IDS log analysis. Analysis of weblogs, proxy logs, and firewall logs, 
  • Software Development: Requires a high level of proficiency in one or more computer languages (compiled or interpreted), Advanced Extract, Transform and Load (ETL) scripting in Powershell/python/bash, Web application development, and scraping, MS Office Macros, Web server administration, Database systems (SQL/NoSQL), High-level languages (C/C++/Java). 

Provides a range of software administration functions; software skills include the ability to perform ETL scripting, conduct RDBMS admin/query, consume APIS, and Web scraping.


Clearance: Top Secret/SCI w/ Poly

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$146,000 - $234,000. This represents the typical salary range for this position based on experience and other factors.


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