Sr Software Engineer with Security Clearance

FANTOM CORPORATION; Hanover (MD); On-site; USD 140,000 - 190,000; Full time

Job summary

Fantom Corporation is seeking a Senior Software Engineer to develop, maintain, and enhance complex software systems for mission-critical, high-performance applications. Work focuses on Linux environments using Python and C++, with opportunities to advance DSP and RF-related technologies.

You will collaborate across engineering teams to deliver scalable data-intensive solutions throughout the full SDLC. The ideal candidate has 14+ years of experience, a CS degree, and a track record of optimizing

Qualifications

• 15+ years of experience in software development for complex systems.
• Strong programming experience in Linux environments, Python and C++.

Responsibilities

• Design, develop, and maintain complex software systems based on technical and operational requirements
• Analyze user and system requirements to derive software design and performance specifications
• Develop new software features and enhance existing applications to improve functionality and performance
• Debug and resolve software defects, integration issues, and system performance problems
• Implement and optimize algorithms to meet strict timing, resource, and interface requirements
• Integrate software into new and existing systems and operating environments
• Develop and maintain database interfaces, queries, and data processing solutions
• Support testing, validation, and quality assurance activities for software components
• Create and maintain technical documentation, including software and system design documentation
• Collaborate with system engineers and hardware engineers to support integration and performance objectives
• Participate in software architecture discussions, technical reviews, and process improvement initiatives
• Lead or support software development teams and ensure delivery aligns with project goals and standards
• Coordinate software installation activities and monitor operational system performance

Skills

Python

C++

Linux

Algorithms

Software design

Education

Bachelor's degree in Computer Science

Job description

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth. We are seeking a Senior Software Engineer to develop, maintain, and enhance complex software systems supporting mission-critical and high-performance applications. This role focuses on software development within Linux environments using Python and C++, with opportunities to support advanced DSP and RF-related technologies. The ideal candidate has extensive experience developing scalable and data-intensive applications, implementing advanced algorithms, and collaborating across engineering teams throughout the full software development lifecycle.

Responsibilities

• Design, develop, and maintain complex software systems based on technical and operational requirements
• Analyze user and system requirements to derive software design and performance specifications
• Develop new software features and enhance existing applications to improve functionality and performance
• Debug and resolve software defects, integration issues, and system performance problems
• Implement and optimize algorithms to meet strict timing, resource, and interface requirements
• Integrate software into new and existing systems and operating environments
• Develop and maintain database interfaces, queries, and data processing solutions
• Support testing, validation, and quality assurance activities for software components
• Create and maintain technical documentation, including software and system design documentation
• Collaborate with system engineers and hardware engineers to support integration and performance objectives
• Participate in software architecture discussions, technical reviews, and process improvement initiatives
• Lead or support software development teams and ensure delivery aligns with project goals and standards
• Coordinate software installation activities and monitor operational system performance

Required Qualifications

• Must be fully cleared with a recent MD polygraph
• Must be willing and able to work fully onsite at the location listed in this posting
• Bachelor’s degree in Computer Science or related discipline (or equivalent experience)
• 14+ years of experience as a Software Engineer supporting programs of similar scope and complexity
• Strong experience developing software in Linux environments
• Strong programming experience in Python and C++
• Experience designing and maintaining complex software systems and applications
• Experience implementing and optimizing algorithms for performance-critical applications
• Experience with software testing, debugging, and troubleshooting
• Experience working with structured data, databases, and system integrations
• Strong understanding of software development methodologies and best practices

Desired Qualifications

• Experience with Digital Signal Processing (DSP) or RF-related systems
• Experience working in real-time or high-performance computing environments
• Experience leading technical teams or mentoring junior engineers
• Familiarity with Agile software development environments

* #CJ Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider. Established in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners. We excel in delivering emerging technologies such as Artificial Intelligence (AI) and Machine Learning (ML) with a focus on identifying trends, object detection, and classification of structured and unstructured data. Fantom Corp possesses mastery in all aspects of digital audio production. We lead in the ideation and creation of efforts for clients who want to harness the power of podcasting. We guide them in selecting the right show format for their needs and goals. As a Small Business, we possess the innovation, speed and flexibility to meet your requirements.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.