Software Engineer - Hpc​/Linux TS​/SCI w​/Poly Clearance

SOFTWARE ENGINEER - HPC/Linux - 7+ yrs of Experience - TS/SCI w/Poly clearance is required -

Posted On 03/02/2026

• Technology
• Work Experience 6-10 Year
• Salary: 234K-241K
• City Fort George G Meade
• State/Province Maryland
• 20755

Software Engineer - HPC/Linux - 7+ yrs of Experience - TS/SCI w/Poly clearance is required

Halogen Engineering Group is looking for a Software Engineer who will be responsible for the design, development, optimization, and maintaining scalable parallel and distributed systems that operate in high-performance computing environments. This role requires deep expertise in parallel programming, performance optimization, Linux systems, and large-scale HPC architecture. The HPC Software Engineer shall serve as a technical leader, driving innovation, architectural decisions and mentoring engineers in advanced HPC methodologies.

This candidate will design, develop, test, deploy, document, maintain, and enhance complex and diverse software systems based upon documented requirements. These systems might include, but are not limited to, processing intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, business management information systems, and systems which incorporate data repositories, data transport services, and application and systems development and monitoring.

Works individually or as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Open Source Software (OSS) and/or Commercial Off The-Shelf (COTS) Government Off-The-Shelf (GOTS) software in place of new development, and requirements analysis and synthesis from system level to individual software components.

Experience developing in Unix. Ability to perform shell scripting. Working knowledge of Configuration Management (CM) tools and Web Services implementation.

Location: Fort Meade, MD

Travel Required: No

Shift: Day

Remote Type: Onsite

Security Clearance: Current TS/SCI

Polygraph: Required

The projected compensation range for this position is 234K
to 241K (annualized USD).

Salary is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

• Debug existing software and correct defects.
• Design and code new software or modify existing software to add new features.
• Write or review software and system documentation.
• Integrate existing software into new or modified systems or operating environments.
• Develop simple data queries for existing or proposed databases or data repositories
• Has experience with agile development processes.
• Has experience with source code control systems, such as Git.
• Experience using collaboration and software development tools (ie. Atlassian). Develop and execute test procedures for software components.
• Develop software solutions by analyzing system performance standards and conferring with users or system engineers; analyzing systems flow, data usage and work processes; and investigating problem areas.
• Unix shell scripting.
• Experience developing software for HPC systems using parallel development languages/paradigms such as SHMEM, MPI, UPC, Chapel, or P-Threads.
• Experience developing software targeted to take advantage of a specific architectures unique features, whether those features are in the processor, memory, network, storage, or other area of an HPC system.
• Modify existing software to adapt to new hardware or to improve its performance.
• Design, develop, and modify software systems, using scientific analysis and mathematical models to predict and measure outcomes and consequences of design decisions.
• Development of assemblers, compilers, simulators, drivers, board support packages, health & status monitoring packages, and other low-level software.
• Development of event driven or data driven analytics.
• Develop or implement algorithms to meet or exceed system performance and functional standards.
• Develop or modify software to optimally map algorithms to a particular hardware architecture.
• Experience with container technologies, such as Docker.
• Recommend and implement suggestions for improving documentation and software development process standards.
• Oversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular project.
• Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements, and…