SOFTWARE INTEGRATION ENGINEER - Large Language Models - 7+ yrs of Experience - TS/SCI w/Poly clearance is required

Software Integration Engineer - Large Language Models - 7 yrs of Experience - TS/SCI w/Poly Required

Halogen Engineering Group is looking for a Software Integration Engineer that can provide expertise in integrating installing configuring upgrading compiling and supporting COTS/GOTS software in a heterogeneous operating system environment.

Location: Annapolis Junction MD

Travel Required: No

Shift: Day

Remote Type: Onsite

Security Clearance: Current TS/SCI

Polygraph: Required

Salary Range

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 requirement

Position Description

The Software Engineer in this role shall be responsible for the design development and deployment of a Retrieval Augmented Generation (RAG) solution deployed in a HPC Linux environment. Candidates applying for this position must be familiar with LLMs (Large Language Models) LLM orchestration frameworks knowledge retrieval and security-aware AI systems.

The Software Engineer designs develops tests deploys documents maintains and enhances 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 OffThe-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.

• Analyze user requirements to derive software design and performance 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.
  

• Software development using languages such as C C Python Ruby Perl JavaScript etc.
  

• Has experience with agile development processes.
  

• Has experience with source code control systems such as Git.
  

• Serve as team lead at the level appropriate to the software development process being used on any particular project.
  

• Design and development of relational and non-relational database applications.
  

• Use of orchestration frameworks such as Spring and Kafka.
  

• Familiarization with queue management systems
  

• Develop or implement algorithms to meet or exceed system performance and functional standards.
  

• 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.
  

• 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.
  

• Java development using the Eclipse IDE (Integrated Development Environment).
  

• Development of Java 2 Enterprise Edition (J2EE) applications
  

• Experience using collaboration and software development tools (i.e. Atlassian).
  

• Software development using continuous integration practices.
  

• Experience with container technologies (i.e. Docker).
  

• Unix shell scripting
  

• Development of event driven or data driven analytics
  

• Development of cloud-based solutions and technologies.
  

• Design or implement complex algorithms requiring adherence to strict timing system resource or interface constraints. Perform quality control on team products.
  

• 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 interfaces.
  

• Coordinate software installation on a system and monitor performance to ensure operational specifications are met.
  

• Recommend new technologies and processes for complex software projects.
  

• Serve as the technical lead of multiple software development teams.
  

• Select the software development process in coordination with the customer and system engineering.
  

• Ensure quality control of all developed and modified software.
  

• Delegate programming and testing responsibilities to one or more teams and monitor their performance.
  

Requirements

Required Skills

• Experience with Linux system administration CLI and shell scripting
  

• Experience with containerization technologies such as Docker PodMan and containers
  

• Experience deploying containerized services under Kubernetes or Docker Compose orchestration
  

• Recent software development experience using Python Golang
  

• Familiar with RAG pipelines LLMs and embedding models
  

• Experience with CI/CD principles methodologies and tools including GitLab CI
  

• Experience using metrics and monitoring tools such as Prometheus and Grafana
  

• Experience using Git Source Control System
  

Desired Skills

• Experience working with and debugging GPU-enabled applications
  

• Familiar with LLM orchestration such as Open API API
  

• Experience with distributed processing technologies such as Spark Dask or Ray for data processing ETL workflows
  

• Experience with SQL Elasticsearch and Vector databases
  

• Experience with HTMX or Hyper-script
  

• Experience with HW/SW aspects of multi-node multi-GPU AI model training
  

• Knowledge of AI inferencing solutions such as Nvidia NIM/TRITON vLLM and direct deployment (e.g. Ray)
  

• Experience with the Atlassian suite of tools including Confluence and Jira
  

Qualifications

Master s degree in computer science or related discipline from an accredited college or university plus five (5) years of experience as a SWE in programs and contracts of similar scope type and complexity.

OR

Bachelor s degree in computer science or related discipline from an accredited college or university plus seven (7) years of experience as a SWE in programs and contracts of similar scope type and complexity

OR

Nine (9) years of experience as a SWE in programs and contracts of similar scope type and complexity.

Benefits

CareFirst Insurance

Medical Plans

• Three available medical plans 2 Platinum PPO Plans ($0 Deductible) and 1 HSA Plan ($1500 deductible)
  
• Halogen pays 100% Medical Premium Costs up to $25000
  
• CareFirst Wellness Rewards Program
  

Dental Plan

• Halogen pays 50% of the plan costs
  

Vision Plan

• Halogen pays 100% of the plan costs
  

401K Retirement Plan

10% contribution paid by the company automatically vested and paid in each pay period.

Life Insurance AD&D Short and Long Term Disability Coverage

Paid Time Off

20 Paid Time Off Days

6 Federal Holidays

5 Floating Holidays

Bonuses

Based on performance and billable hours

Halogen Engineering Group does not discriminate in employment on the basis of race color religion sex (including pregnancy and gender identity) national origin political affiliation sexual orientation marital status disability genetic information age membership in an employee organization retaliation parental status military service or other non-merit factor.