PERMANENT

FULL_TIME

POSTING_API

YEAR

Professional certifications including Cisco Certified Network Professional (CCNP) Enterprise, Security+ Continuing Education (CE), Cisco Certified Internetwork Expert (CCIE), Palo Alto Networks Certified Network Security Engineer (PCNSE), Microsoft Certified: Azure Network Engineer Associate (AZ-700), AWS Certified Advanced Networking – Specialty, and Cisco Certified DevNet Professional are preferred. The Senior Network Engineer provides technical leadership in the design, engineering, security, and sustainment of enterprise network environments supporting classified and mission-critical operations.

Inmarsat Government, Inc

Sr. Network Engineer

Additional certifications in Microsoft Certified: Azure Developer Associate (AZ-204), Red Hat Certified Engineer (RHCE), Scaled Agile Framework (SAFe) Practitioner, HashiCorp Certified: Terraform Associate, and Certified Kubernetes Administrator (CKA) are preferred. The role also drives technical documentation and collaborates across engineering disciplines to deliver secure, scalable, and mission-ready software solutions.

Sr. Software Engineer

UNKNOWN

ADAPTED_NOW

Provide remote AF JWICS network advisement to regionally co-located industry partners utilizing the WPAFB Site project and remote AF JWICS network assistance to geographically separated Government SCIFs responsible to the WPAFB SSO and SIO, with travel authorized if mission and budget demands allow. The Air Force Security Assistance Directorate (AFSAC) delivers airpower capabilities to strengthen international partnerships and advance national security by providing Foreign Military Sales (FMS) support to all United States (US) partner nations, world-wide.

Credence

Network Engineer SA 4.21

Credence Mgmt Solutions

This position supports the Missile Solutions (MSL) Segment, a great team of talented professionals with world class technical expertise who take a collaborative approach to engineering and enjoy working together. Bachelor’s degree in Electrical, Electronics, Computer, Physics, or related Engineering discipline with a minimum of 6 years of prior relevant experience or Graduate Degree with a minimum of 4 years prior related experience.

L3Harris Technologies

Senior Specialist Systems Engineer

TMP PX

If you are interested in supporting the development of secure and reliable computing solutions and want to contribute to important national security projects, this role offers the opportunity to work with new technology and system analysis. At DCS—an employee-owned company known for innovative solutions in Defense, Aerospace, Human Factors, and Security—you’ll help support the computing systems that power advanced analysis.

<p>DCS provides engineering, programmatic, and technical support services to the Department of Defense and other customers focused on national security. As employee owners, we recognize that hiring and retaining the best talent is crucial to our mission. Our focus on personal growth and continual improvement is consistent with our corporate goals of professional and business excellence.</p>

DCS Corporation

Integration Engineer

The DCS Air and Space Technology Sector is seeking a qualified candidate to apply advanced knowledge in the areas of software engineering, systems engineering, DevSecOps, and information technology for the technical design, development, modernization, integration, and sustainment of complex software systems supporting U.S. Department of Defense customers. As a member of our team, the successful candidate will support software development and modernization efforts in a secure DoD environment, including work associated with PlatformOne-aligned development practices, cloud-enabled software delivery, CI/CD pipelines, automated testing, secure coding, and mission application sustainment.

PlatformOne Software Engineer

ABET accredited Master’s or Doctoral Degree in a related field and a minimum of twenty (20) years of experience in the respective technical/professional discipline being performed, at least twelve (12) years of which must be in the DoW/DoD; OR ABET accredited Bachelor’s Degree in a related field and a minimum of twenty-five (25) years of experience in the respective technical/professional discipline being performed, at least fifteen (15) years of which must be in the DoW/DoD; Personnel fulfilling the identified requirement positions shall possess a current collateral Secret or Top-Secret clearance as specified in the DD Form 254 for this task order, the LOE Matrix, and the PWS for WBN, WBD, WAO, WAX, WAV, WBZ, OZJ, AF/IO, and JPO support unless otherwise stated. Independently apply knowledge and experience to the scope of enterprise activities which spans requirements/acquisition and sustainment and includes understanding doctrine, assisting in identifying and defining requirements, developing horizontally integrated acquisition, sustainment, and investment strategies, integration of technologies, integration of intelligence, and development of sustainment strategies.

Systems Engineer B-2 - 01.6.38

This role places you right in the center of high‑tempo R&D efforts — working hands-on with advanced tools, multidisciplinary experts, and emerging technologies to evaluate, refine, and enhance systems critical to national security. Why Join DCS: You’ll be part of a powerful, multidisciplinary ecosystem where innovation is expected, ideas matter, and your technical influence has tangible impact on DoD mission success.

SW Test & Evaluation Engineer

You will apply rotary wing knowledge and experience in pre-acquisition definition and capabilities integration of requirements, acquisition program management principles, and policies/procedures to assist with the procurement of avionic systems/subsystems hardware and software throughout the total life cycle, in compliance with current Air Force regulations and guidelines. You will support various program office actions in the application of acquisition management initiatives, to include assisting program managers in arranging and supporting High Performance Teams (HPTs) to resolve acquisition related issues through data analysis.

Systems Engineer Support, Senior

In this role, the successful candidate will work with containerized autonomy services, design software test fixtures, develop interface control documents, apply industry best practices for software test, develop and execute integration test plans and test cases and document test results for government and contractor stakeholders. This is an exciting opportunity to contribute to high-impact, multi-year initiatives focused on testing and evaluating cutting-edge, autonomy and autonomous control systems for air platforms which will integrate capabilities across maneuvering, communications, sensing, user interface design, and performance monitoring and evaluation.

Junior Software Engineer

At DCS, an employee-owned company delivering innovative solutions across Defense, Aerospace, Human Factors, and Security, you will work alongside multidisciplinary technical teams supporting important Department of Defense programs. This role is focused on the development, integration, and support of advanced software applications built using Unreal Engine and C++, with additional emphasis on geospatial data integration, 3D content, and desktop application development.

Software Engineer

PART_TIME

TEMPORARY

CONTRACTOR

HOUR

As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. The successful candidate will possess strong expertise in Scala, Apache Spark, Hadoop, SQL, AWS, and Kafka, with experience developing high-performance, scalable data solutions in cloud environments.

CYNET SYSTEMS

Senior Scala Data Engineer

As a member of our team, you will support research and development in Dayton, Ohio, having opportunities to work in a dynamic environment, simulation integration experts, develop, integrate, sustain, and test modeling, simulation, software products for DoD platforms and experiments, and experienced military Subject Matter Experts (SMEs). Description: The DCS Air & Space Technology (AST) Sector is seeking a Modeling and Simulation Software Engineer to support extensive high visibility Modeling, Simulation, and Analysis (MS&A) efforts.

Computer Engineer III

The DCS Air and Space Technology Sector are seeking a qualified candidate to apply advanced knowledge in the areas of MBSE engineering, computer science, and information technology for the technical design, development, and maintenance of complex programming projects supporting the National Air and Space Intelligence Center (NASIC). Candidates will also contribute to the design and development of AI/ML pipelines that assist analysts in generating, validating, and enhancing model‑based systems engineering (MBSE) products, enabling more efficient model creation, improved data consistency, and accelerated analytic workflows.

Principal Engineer

FEED

Participate and contribute to a team of resources with the collective knowledge, skills and provide subject matter expertise in Oracle EBS solution Architecture, Oracle Database, Real Application Clusters, Governance Risk & Compliance, Oracle Discoverer, User Productivity Kit, Service Oriented Architecture (SOA) suite, BPEL, Oracle Single Sign-on, Oracle Access Manager, Oracle Internet Directory, Application Development Framework, Oracle Data Integrator, Oracle OEM, Fusion Middleware, OBIEE, Flex Deploy, and Groovy programming language in a Cloud environment. Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services.

ARCTICOM LLC

DevSecOps Engineer

This position supports the Missile Solutions (MSL) Segment, a great team of talented professionals with world class technical expertise who take a collaborative approach to engineering and enjoy working together. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

L3Harris Technologies Careers

Capital Markets Placement_feed

We collect the following categories of personal information for the purpose of hiring the best qualified applicants and to comply with applicable employment laws: Name and contact information; Job preference and work availability; Social Security Number and/or other identification information; Education and qualifications; Employment history and experience; Military service; Reference and background check information, including relevant criminal history and credit history; Social media information; Pre-employment test results; Post-offer medical examination information and results, including drug test results; Voluntary self-disclosure information regarding minority, veteran, and disability status; and Information provided by you during the hiring process. This role takes on broader technical ownership across multiple unit operations, develops independent process improvements, and collaborates cross-functionally with engineers, operations, and technical teams.

Primient Careers

Process Engineer

May 20, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

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

Hardware Test Engineer

Appcast PX 2

Cyber Defense Technologies (CDT), a leading small business cybersecurity and engineering firm, is seeking a skilled and detail-oriented Information System Security Engineer onsite in Dayton, OH with a Secret Clearance or Higher. Responsible for the management of IT security systems and applications, incident response, digital forensics, loss prevention, and eDiscovery actions, conducting risk and vulnerability assessments, and developing and implementing security controls.

Cyber Defense Technologies

Information System Security Engineer (ISSE)

With offerings including uniforms, mats, mops, towels, restroom supplies, workplace water services, first aid and safety products, eye-wash stations, safety training, fire extinguishers, sprinkler systems and alarm service, Cintas helps customers get Ready for the Workday. Cintas Corporation helps more than one million businesses of all types and sizes get Ready to open their doors with confidence every day by providing products and services that help keep their customers' facilities and employees clean, safe, and looking their best.

Security Engineer Jobs in Beavercreek, OH

Sr. Network Engineer Inmarsat Government, Inc

Sr. Software Engineer Inmarsat Government, Inc

Network Engineer SA 4.21 Credence

Senior Specialist Systems Engineer L3Harris Technologies

Integration Engineer DCS Corporation

PlatformOne Software Engineer DCS Corporation

Systems Engineer B-2 - 01.6.38 Credence

SW Test & Evaluation Engineer DCS Corporation

Systems Engineer Support, Senior DCS Corporation

Junior Software Engineer DCS Corporation

Software Engineer DCS Corporation

Senior Scala Data Engineer CYNET SYSTEMS

Computer Engineer III DCS Corporation

Principal Engineer DCS Corporation

DevSecOps Engineer ARCTICOM LLC

Senior Specialist Systems Engineer L3Harris Technologies Careers

Process Engineer Primient Careers

Hardware Test Engineer Leidos

Information System Security Engineer (ISSE) Cyber Defense Technologies

IT Security Engineer-Level 2 (Mason, OH, US, 45040) Cintas Corp

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