UNKNOWN

FEED

Apply systems engineering processes for airworthiness, requirements, software releases, metrics and traceability, allocations, program protection, technical reviews, configuration audits, design analysis, interface integration, and test verification/validation. Minimum TEN (10) or more years of relevant DoD experience, including FIVE (5) years of relevant DoD avionics experience and TWO (2) years in a special access DoD acquisition program as a sub-system lead engineer within a recognized ACAT I program.

YEAR

Guidehouse Inc

Journeyman Avionics Engineer (Computer Systems and Software Airworthiness)

Overview: Quantum Research International, Inc. (Quantum) provides our national defense and federal civilian and industry customers with services and products in the following main areas: 1) Cybersecurity and Information Operations; 2) Space Operations and Control; 3) Aviation Systems; 4) Ground, Air and Missile Defense, and Fires Support Systems; 5) Intelligence Programs Support; 6) Experimentation and Test; 7) Program Management; and (8) Audio/Visual Technology Applications. Mission: Quantum Research is seeking a talented Software Engineer to join our Modeling and Simulation (M&S) development team and develop solutions in support of AFRL, NASIC, DARPA and other Department of War and Intelligence Community projects.

Quantum Research International Inc

MODELING AND SIMULATION SOFTWARE ENGINEER

You will support activities including requirements definition, design capture, debugging, testing, documenting, support and at the most senior level, may provide architecture, mentoring, and team leadership. Curtiss-Wright in Dayton, OH is one of the most innovative designers and manufacturers of rugged, secure, data storage and recording solutions for the defense and aerospace industries.

In 2014, we transitioned to a new segment structure under the "One Curtiss-Wright" vision, realigning our business to an integrated, market-facing global diversified industrial company. The result is a more strategically aligned Curtiss-Wright that is now comprised of Commercial/Industrial, Defense and Power segments. We continually focus on maintaining solid relationships with our customers, building on our competitive positions and creating market leadership through our technology investment. In this new structure, we will better utilize our scale while also providing for enhanced customer interaction. These strategies will continue to support our growth and generate margin expansion opportunities.

Curtiss-Wright

Senior Embedded Hardware Engineer

You’ll work with a large community of aerospace and software engineers, remote sensing scientists, and domain experts across the effort and collaborate with clients and customers to deliver world-class solutions to evaluate new technologies and innovate new defense solutions. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.

Booz Allen Hamilton

Aerospace Engineer

ea_via_bold

Individuals are expected to demonstrate technical expertise in HVAC and refrigeration and be multi skilled in electrical, HVAC, Piping/Plumbing, Material Handling Equipment and others in order to successfully complete daily/weekly work assignments. Maintain, operate, and repair all HVAC/R systems and associated equipment, electrical distribution equipment, plumbing systems, building interior/exterior repair, and related grounds, and production equipment as it pertains to assigned buildings.

JLL is a financial and professional services firm specializing in commercial real estate services and investment management. We create value for companies and institutions that invest in and use real estate. With 60,000 employees across 280 corporate offices worldwide, we serve the local, regional and global real estate needs of corporates and investors in more than 80 countries. Our integrated services offering is grounded in expertise in all property types, a deep understanding of real estate markets and capital markets, and is coordinated and consistent across geographies.

Mobile Hvac/R Engineer

FULL_TIME

Cornerstone Signals & Cyber Technologies LLC is a certified Small Business, Service-Disabled Veteran-Owned Small Business (SDVOSB), Woman-Owned Small Business (WOSB), and Economically Disadvantaged Woman-Owned Small Business (EDWOSB) providing engineering, technical, advisory, intelligence, and program management services to Federal Government customers. This position supports Government customers by evaluating propulsion technologies, conducting engineering analyses, performing technical research, and developing formal engineering assessments related to liquid rocket engines, solid rocket motors, and associated propulsion subsystems.

Cornerstone Signals & Cyber Technologies LLC

Senior Propulsion Engineer

OTHER

Ravee is seeking an experienced Senior Optical Engineer to lead the design, analysis, development, integration, and testing of advanced optical systems for commercial, aerospace, and defense applications. The successful candidate will play a key role in developing innovative optical solutions spanning imaging systems, laser-based systems, precision optics, and emerging photonic technologies.

Ravee Optics Inc

Optical Engineer

BreezyHR

September 2, 2026 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. 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.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Mechanical Engineer

Collaborate with cybersecurity, architecture, DevSecOps, and application teams to maintain secure and reliable production environments, support RMF and ATO requirements, and ensure operational risks are identified and addressed. Onsite: If this position is listed as onsite, work will primarily be performed full-time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Booz Allen Hamilton Inc.

Cloud Ops Engineer

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen 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.

Booz Allen Hamilton Inc

COMSEC Engineer, Senior

What your day-to-day will look like: Operate and monitor high-pressure steam boilers in accordance with state regulations, performing routine inspections, water treatment monitoring, and combustion efficiency optimization while ensuring full compliance with safety protocols and regulatory requirements. Manage plant utilities including compressed air systems, compressors, dryers, and valve operations throughout the facility to maintain proper flow, pressure, and efficient system operation supporting continuous production.

Stationary Steam Engineer

You will collaborate with teams working across AI/ML, cloud, data, DevSecOps, cybersecurity, and modern software engineering while gaining exposure to both technical delivery and the decisions that shape how emerging technology is adopted. Working alongside engineering, data, cybersecurity, governance, and mission teams, you will gain visibility across the full AI delivery lifecycle and help shape both the technology and the decisions behind it.

Rackner

AI/ML Engineer (Active Secret) — Applied AI & Automation

GreenHouseAPI

As a systems engineer on our team, you have the chance to design, assess, and evaluate combat weapon systems using computer-based analytical tools, including the Digital Integrated Air Defense System (DIADS), Advanced Framework for Simulation, Integration, or Modeling (AFSIM) analytical framework, MATLAB, and in-house post-processing systems in support of aircraft survivability. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Modeling and Simulation Engineer

Our platform lets customers simply and securely integrate engineering models across disciplines, organizations, and security levels whether they''re designing prototypes, performing virtual testing, or training AI and autonomy for complex systems. Challenges like connecting CAD, CFD, FEM pipelines to Istari''s platform; unlocking cross-discipline and cross-clearance collaboration; enabling organizations to actually use the tools in which they''ve invested.

Istari, Inc

Forward Deployed Engineer

Minimum Requirements: Requires a BA/BS degree in Information Technology, Computer Science or related field of study, and a minimum of 9 years experience; experience with multi dimensional platforms, and business and technical applications required; or any combination of education and experience, which would provide an equivalent background. Preferred Skills, Capabilities, and Experiences: Experience mentoring others, driving teams to achieve results, leading multiple and/or large projects, and provide troubleshooting support strongly preferred.

Elevance Health

AI Solutions Engineer Lead

Typical projects involve developing and integrating authoritative intelligence-based physical, mathematical, and logical models in TMAP & AFSIM, developing scenarios to test new concepts, and enabling and performing analysis of space-based systems and concepts. This opportunity will give the candidate exposure to a wide array of novel technologies and concepts, including space-based threat systems and operations, intelligence tradecraft and digital engineering practices, and cutting edge DoW M&S.

Radiance Technologies, Inc.

Space Modeling, Simulation, And Analysis (Ms&A) Engineer

Radiance Technologies Inc

Space Modeling, Simulation, and Analysis (MS&A) Engineer

Responsibilities (detailed below) include mentoring and supervision of developers; collaborating with management, departments, and customers to identify end-user requirements and specifications; testing and deploying programs and applications, troubleshooting, debugging, maintaining and improving existing software; compiling and assessing user feedback to improve software performance; observing user feedback to recommend improvements to current software products and developing technical documentation to guide future software development projects In This Role, You Will: • Architect, design, and implement enterprise-grade applications for CAGE and Nauti-CAGE platforms • Write efficient, scalable, and secure code across multiple languages and frameworks • Lead secure CI/CD pipeline design and automation • Integrate vulnerability scanning, compliance checks, and runtime monitoring into deployments • Champion best practices for secure coding and infrastructure-as-code • Develop, optimize, and deploy algorithms for machine learning and artificial intelligence • Handle large-scale datasets, ensuring data integrity and model accuracy • Collaborate with data scientists to operationalize ML models in production • Mentor junior engineers and contribute to technical roadmaps • Partner with cross-functional teams to align software, security, and AI/ML initiatives • Drive innovation by staying ahead of emerging technologies Required Skills and Qualifications • Active TS/SCI Clearance and US Citizenship are required. • Bachelor’s degree in Computer Science or related technical field with experience (10+ years) in software development • Programming Languages: Python, Java, C++, Go, Rust, JavaScript/TypeScript, SQL, NoSQL, TensorFlow, Pytorch, Matplotlib, OpenCV • Proficiency with DevSecOps Tools: Docker, Kubernetes, Jenkins, GitLab CI/CD, Terraform, Ansible, security scanning tools • Cloud Platforms: AWS, Azure, GCP with emphasis on secure deployments and compliance • Data Science & AI/ML: Feature engineering, model training, hyperparameter tuning, MLOps pipelines • Architecture and Orchestration Frameworks: RAG (Retrieval-Augmented Generation) and Agentic workflows; LangGraph, CrewAI with the ability to design multi-step “reasoning loops” • 10+ years in software development, with at least 5 years in DevSecOps and AI/ML • Proven track record of embedding security in software development • Demonstrated ability to mentor, lead projects, and influence technical direction • Strong written and verbal communication skills for cross-team collaboration PREFERRED QUALIFICATIONS (KNOWLEDGE, SKILLS, AND ABILITIES) .

Parallax

Senior Software Engineer

Established in 2006, LDSS is a Woman-Owned Small Business (WOSB) based in Dayton, Ohio, with 20 years of proven success delivering high-impact solutions and services to federal agencies. Skilled in building strong customer relationships and engaging with Subject Matter Experts (SMEs) to derive business logic for data transformation methods and rules.

LDSS Corp

Data Engineer - Hybrid

PinpointHQ

Advanced Systems Modeling: Performs hands-on systems engineering, architectural design, and complex model building using MBSE methodologies to produce dynamic intelligence structures. Education & Experience: Bachelor's degree and 10 years of experience OR a Master's degree and 8 years of experience in Systems Engineering, Digital Engineering, or a related technical discipline.

Security Engineer Jobs in Beavercreek, OH

Journeyman Avionics Engineer (Computer Systems and Software Airworthiness) Guidehouse Inc

MODELING AND SIMULATION SOFTWARE ENGINEER Quantum Research International Inc

Senior Embedded Hardware Engineer Curtiss-Wright

Aerospace Engineer Booz Allen Hamilton

Mobile Hvac/R Engineer JLL

Senior Propulsion Engineer Cornerstone Signals & Cyber Technologies LLC

Optical Engineer Ravee Optics Inc

Mechanical Engineer Leidos

Cloud Ops Engineer Booz Allen Hamilton Inc.

COMSEC Engineer, Senior Booz Allen Hamilton Inc

Stationary Steam Engineer JLL

AI/ML Engineer (Active Secret) — Applied AI & Automation Rackner

Modeling and Simulation Engineer Booz Allen Hamilton Inc

Forward Deployed Engineer Istari, Inc

AI Solutions Engineer Lead Elevance Health

Space Modeling, Simulation, And Analysis (Ms&A) Engineer Radiance Technologies, Inc.

Space Modeling, Simulation, and Analysis (MS&A) Engineer Radiance Technologies Inc

Senior Software Engineer Parallax

Data Engineer - Hybrid LDSS Corp

Agile Modeling & Simulation Engineer - Senior - #920 Allen Integrated Solutions

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