DVT Engineer - Liquid Cooling Vertiv Group Corp.DVT Engineer - Liquid CoolingWesterville, OHIf you enjoy hands-on engineering work, running tests, troubleshooting systems, and supporting product validation in a fast-paced lab environment, this role offers the opportunity to contribute to next-generation liquid cooling technology for AI-driven datacenters. Vertiv solves the most important challenges facing today's data centers, communication networks and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extend from the cloud to the edge of the network.
Principal Materials Engineer University of Dayton, OhioPrincipal Materials EngineerDayton, OhioThis will include material/process risk assessments and selection, troubleshooting, ideation for process improvements and/or material replacement, providing subject matter expertise on structure-property and process-property relationships, test plan development and execution, test data interpretation, validation of part performance vs. This is your chance to be part of a world-renowned research institution dedicated to advancing the frontiers of science and technology, performing more than $3 billion in cumulative sponsored research, with sponsored research for 2024 alone exceeding $250 million.
Principal Structures Engineer (Onsite) RTXPrincipal Structures Engineer (Onsite)Waco, OhioLead Structural Engineering Projects: Lead projects for aircraft wheel and brake development and repairs, including design trade studies, FEA analyses, testing, validation, and resolving operational issues. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings.
Lead/Principal Software QA Test Engineer Medpace, Inc.Lead/Principal Software QA Test EngineerCincinnati, OhioResponsibilities: Lead validation projects of complex software to ensure robust functionality and compliance with regulations; Lead and mentor junior testers; Review and analyze functional requirements specifications to provide feedback and ensure requirements are testable; Create test plans and test cases per documented requirements; Lead constructive peer review of test cases; Execute functional test cases to ensure the system is robust and fit for purpose; Report defects and work with the development team toward resolution of the defects; Write test summary reports; Facilitate execution of acceptance test scripts by end users; Attend and lead regular project meetings (daily stand-ups, refinement meetings, etc.); Work closely with developers and end users throughout the software life cycle to ensure that applications meet the needs of the users; Assist management team in formulating and implementing process improvements, including training staff on those processes; and. Experience communicating and working within cross-departmental teams consisting of software developers, department leads, and end users; Excellent computer skills; Excellent analytical thinking skills; Excellent written and oral communication skills; Experience with direct personnel supervision is a plus! and.
Principal Dynamics, Mechanical Engineer (Onsite) RTX CorpPrincipal Dynamics, Mechanical Engineer (Onsite)Troy, OHCollins Aerospace is seeking an experienced Principal Dynamics Engineer who will provide support for the Aircraft Wheels & Brakes product line as it relates to managing the dynamic response to braking (friction induced vibration) and other sources of excitation due to product operation. What You Will Do: Lead structural dynamics projects of aircraft wheels & brake to ensure that analytical assessment, dynamic test, system dynamic response, final report and documentation are prepared for internal and external customers.
Principal Dynamics, Mechanical Engineer (Onsite) RTXPrincipal Dynamics, Mechanical Engineer (Onsite)Waco, OhioCollins Aerospace is seeking an experienced Principal Dynamics Engineer who will provide support for the Aircraft Wheels & Brakes product line as it relates to managing the dynamic response to braking (friction induced vibration) and other sources of excitation due to product operation. Lead structural dynamics projects of aircraft wheels & brake to ensure that analytical assessment, dynamic test, system dynamic response, final report and documentation are prepared for internal and external customers.
Cybersecurity ISSE (Principal) Torch TechnologiesCybersecurity ISSE (Principal)OhioCompletes and maintains required cybersecurity certification IAW AFMAN 17-1303; Ensures all AF IT cybersecurity-related documentation is current and accessible to properly authorized individuals; Supports the PM or ISO in maintaining current authorization to operate, approval to connect (if required), and implementing corrective actions identified in the plan of actions and milestones; Coordinates, with the PM and AO staffs, development of an ISCM strategy and monitors any proposed or actual changes to the system and its environment; Continuously monitors the IT and environment for security-relevant events; Assesses proposed configuration changes for potential impact to the cybersecurity posture; Assesses the quality of security controls implementation against performance indicators; Ensures cybersecurity-related events or configuration changes that impact AF IT authorization or adversely impact the security posture are formally reported to the AO and other affected parties, such as IOs, stewards, and AOs of interconnected IT; Ensures all ISSOs and privileged users receive necessary technical training and obtain cybersecurity certification IAW AFMAN 17-1301, Computer Security (COMPUSEC), AFMAN 17-1303, and maintain proper clearances IAW DoWI 8500.01; and, Ensures the AF IT is acquired, documented, operated, used, maintained, and disposed of properly IAW DoWI 5000.02 and DoWI 8510.01. Experience with conducting information security continuous monitoring (ISCM) by maintaining ongoing awareness of information security, vulnerabilities, and threats to support organizational risk management decisions IAW approved ISCM strategy.
NewPrincipal AI Security Specialist - Central Zscaler IncPrincipal AI Security Specialist - CentralOH$175,875–$251,250 / year10+ Years of Solutions Engineering Mastery: A proven track record in a customer-facing technical role (Sales Engineering, Solutions Architecture, or Technical Advisory) navigating complex, enterprise-level sales cycles. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.
Principal Account Executive Rocket SoftwarePrincipal Account ExecutiveColumbus, OHRemote$160,650–$202,300 / yearWe help extend the value of these assets, enabling our customers to embrace the potential of cloud and mobile computing, advanced analytics, and the innovations of tomorrow. + Demonstrated history as a consistent top performer selling software solutions to senior executives with quotas in excess of 3M, selling large transactions.
Principal Project Manager - Highway Design/Construction - Transportation ParsonsPrincipal Project Manager - Highway Design/Construction - TransportationCincinnati, OhioEngages and serves in leadership positions within professional organizations – seek growth opportunities, stay abreast of local industry news, engage with clients and counterparts to raise the profile of Parsons in the industry. Parsons is seeking a Principal Project Manager to join our actively growing team in Cincinnati supporting major t ransportation design and construction management programs in the East Central US region .
Office Leader, Principal Director OHMOffice Leader, Principal DirectorCincinnati, OhioWith the singular mission of Advancing Communities , our diverse 800+ team of professionals works collaboratively across multiple service areas in multiple states, including architecture, engineering, planning, surveying, and construction engineering. . Responsible for the financial metrics and success of the local office by working collaboratively with discipline leaders and statewide leaders to properly staff and deliver work on time and budget for our clients.
Building Enclosure Associate Principal ECS LtdBuilding Enclosure Associate PrincipalWest Chester, OhioECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). You will work closely with clients and multidisciplinary project teams to evaluate building envelope performance, support construction quality, and deliver practical consulting solutions across a variety of facility types.
Scrum Master/Principal Scrum Master (AHT) Northrop Grumman CorpScrum Master/Principal Scrum Master (AHT)Beavercreek, OH$83,400–$125,200 / yearThe above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation''s history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.
Sr. Principal AWS Cloud Architect - On Site at Wright Patt (TS/SCI)(AHT) Northrop Grumman CorpSr. Principal AWS Cloud Architect - On Site at Wright Patt (TS/SCI)(AHT)Wright-Patterson AFB, OH$129,300–$193,900 / yearJoin a small, high-impact, high-visibility team designing next generation cloud architectures for critical Space Force Intelligence missions at Wright-Patterson AFB with Northrop Grumman's Defense Systems sector! The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.
Principal Program Manager Odyssey Systems Consulting Group, Ltd.Principal Program ManagerDayton, OhioFull timeThis program focuses on acquiring, integrating, testing, fielding, sustaining, and modernizing warfighter‑focused capabilities for Special Tactics, TACP, Guardian Angel, AFSOC, and broader asymmetric operations. Position Summary: Odyssey has an exciting opportunity for a Principal Program Manager (SME) , supporting the Special Warfare Program AFLCMC/WIS Asymmetric Warfare Division at Wright Patterson AFB.
Office Leader, Principal Director OHM AdvisorsOffice Leader, Principal DirectorCincinnati, OHWith the singular mission of Advancing Communities , our diverse 800+ team of professionals works collaboratively across multiple service areas in multiple states, including architecture, engineering, planning, surveying, and construction engineering. . Responsible for the financial metrics and success of the local office by working collaboratively with discipline leaders and statewide leaders to properly staff and deliver work on time and budget for our clients.
Principal Scientist, Polymers Danaher CorpPrincipal Scientist, PolymersCincinnati, OH$170,000–$180,000 / yearThe Principal Scientist, Polymers is responsible for leading high‑impact materials science and polymer engineering initiatives across complex, cross‑functional product development programs, from early concept through commercialization, while driving innovation, risk mitigation, and strategic technical decision‑making for implantable medical devices. Our drive for developing innovative technology is rivaled only by our compassion for the people we serve, from the clinicians and surgeons who demand consistently precise solutions, to the patients and families seeking peace of mind.
Digital - Principal SRE Huntington Bancshares IncDigital - Principal SREColumbus, OHThe position provides opportunities to work on cutting-edge AI solutions, collaborate with cross segment teams, and drive reliability for mission-critical digital services Duties and Responsibilities: Design, develop, and implement AI-driven systems and automation tools to enhance the reliability and efficiency of digital platforms. * Contributions to open source AI/SRE projects or relevant technical communities Exempt Status: (Yes = not eligible for overtime pay) (No = eligible for overtime pay) Yes Workplace Type: Office Our Approach to Office Workplace Type Certain positions outside our branch network may be eligible for a flexible work arrangement.
Principal Network Architect / Technical SME N-OVATION Technology GroupPrincipal Network Architect / Technical SMEDayton, OHThe Principal Architect serves as the senior technical authority responsible for developing and architecting enterprise network solutions for our government client in regard to Network Modernization. This role leads the technical strategy, solution development, and proposal responses while ensuring alignment with Department of Air Force (DAF) requirements and industry best practices.
Principal AI Architect for Business Systems Trimble IncPrincipal AI Architect for Business SystemsDayton, OH$99,600–$137,000 / yearStrong integration experience with Oracle (Fusion, ERP, databases, integrations) and Salesforce (Sales/Service Cloud, APIs, Data Cloud), including API‑driven integration patterns between AI services and enterprise platforms. Proven experience designing AI solutions on Google Gemini, Google Cloud Platform (GCP), and the overall Google ecosystem, including specific GCP services such as Vertex AI, BigQuery, Cloud Functions, APIs, IAM, logging, and monitoring.