Senior Software Engineer (SIGINT and GEOINT) - TS/SCI with Poly

Leidos; Harrogate; On-site; GBP 60,000 - 90,000; Full time

Job summary

A leading technology company is seeking a Senior Software Engineer specializing in SIGINT and GEOINT to support R&D in critical lab environments. The successful candidate will design and implement machine learning models, collaborate across teams, and deliver innovative solutions to emerging intelligence challenges. Ideal applicants will have extensive experience in software engineering and a strong foundation in algorithm development.

Benefits

Comprehensive benefits package

Professional development opportunities

Flexible work options

Qualifications

• 8+ years related experience with a Bachelor's degree or 6+ years with a Master's.
• Active TS/SCI with Poly security clearance.
• 3 years of experience in software engineering focused on machine learning.

Responsibilities

• Design and implement machine learning models and algorithms for SIGINT and GEOINT.
• Collaborate with stakeholders to define requirements and deliver solutions.
• Optimize algorithms for performance and scalability.

Skills

Machine Learning

Algorithm Design

Software Development

Problem-Solving

Education

Bachelor's degree

Master's degree

Tools

TensorFlow

PyTorch

Scikit-learn

Python

C++

Java

Job description

Senior Software Engineer (SIGINT and GEOINT) - TS/SCI with Poly

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Description

Leidos is seeking a highly skilled

Description

Leidos is seeking a highly skilled Senior Software Engineer to support rapid-response research and development (R&D) in various laboratory environments, focusing on mission-critical SIGINT and GEOINT challenges. This role involves leveraging expertise in machine learning, algorithm design, and software development to create tools, algorithms, and prototype capabilities that address emerging intelligence issues. The Software Engineer will work in dynamic lab settings, collaborating with cross-functional teams to design, implement, and optimize innovative solutions under tight timelines. The role demands adaptability, technical expertise, and a strong ability to bridge algorithm theory with practical software engineering applications.

Key Responsibilities

• Design, develop, and implement machine learning models, algorithms, and software tools to support SIGINT and GEOINT mission objectives in lab environments.
• Rapidly prototype and deliver capabilities to address emerging intelligence issues, ensuring alignment with mission requirements.
• Create and integrate computer programs, often for larger software systems, to support mission-critical applications.
• Design and optimize algorithms, conducting analysis, implementation, profiling, and experimental evaluation to ensure performance and scalability.
• Bridge the gap between algorithm theory and practical applications, translating complex requirements into robust software solutions.
• Collaborate with lab teams, mission stakeholders, and intelligence analysts to define requirements, prototype solutions, and deliver actionable tools.
• Adapt to evolving mission needs across multiple lab locations, addressing technical challenges with innovative and efficient solutions.
• Perform optimization and profiling of algorithms to enhance performance in resource-constrained or time-sensitive environments.
• Document technical designs, algorithm specifications, and software processes to support mission continuity and compliance.
• Stay current with advancements in machine learning, SIGINT, and GEOINT technologies to inform R&D efforts.
  
  

Basic Qualifications

• Bachelor’s degree with 8+ years related experience or Master’s degree and 6+ years related experience. Additional experience maybe considered in lieu of a degree.
• An active TS/SCI with Poly security clearance.
• At least 3 years of experience in software engineering, with a focus on machine learning and algorithm development.
• Expertise in developing SIGINT and GEOINT tools, algorithms, or prototype capabilities for intelligence applications.
• Strong experience in designing, implementing, and optimizing computer algorithms for mission-critical systems.
• Proficiency in creating computer programs, including integration with larger software systems.
• Knowledge of machine learning frameworks (e.g., TensorFlow, PyTorch, Scikit-learn) and algorithm development tools.
• Experience with rapid-response R&D, including prototyping and experimental evaluation in dynamic environments.
• Strong problem-solving skills and the ability to bridge algorithm theory with practical software engineering applications.
• Ability to work in various lab environments and adapt to rapidly changing mission requirements.
• Excellent communication skills to collaborate with mission stakeholders, lab personnel, and technical teams.
  
  

Preferred Qualifications

• Experience working in laboratory environments supporting defense, intelligence, or SIGINT/GEOINT missions.
• Advanced certifications in machine learning, software engineering, or related fields (e.g., AWS Certified Machine Learning, Google Professional Data Engineer).
• Proficiency in programming languages such as Python, C++, or Java for algorithm and software development.
• Familiarity with SIGINT/GEOINT-specific tools, frameworks, or data formats (e.g., NITF, STANAG).
• Experience with cloud-based development environments (e.g., AWS, Azure) for machine learning and algorithm deployment.
• Knowledge of mission-specific security standards or frameworks (e.g., NIST, RMF, or IC/DoD compliance).
• Experience working in Agile or DevOps environments to support rapid prototyping and delivery.
• Familiarity with XMIDAS.
• Familiarity with SIGHUB and GEOHUB environments.
  
  

Why Leidos?

• Mission Impact: Develop innovative SIGINT and GEOINT solutions that directly support national security and intelligence missions.
• Dynamic Environment: Work in cutting-edge lab settings with opportunities to tackle complex, mission-driven challenges.
• Career Growth: Access to professional development, training, and mentorship programs.
• Comprehensive Benefits: Competitive salary, health and wellness programs, retirement plans, and flexible work options.
  
  

Original Posting

June 10, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

The Leidos pay range for this job level is a general guideline onlyand 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.

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Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Industries

  IT Services and IT Consulting

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