Lead Systems Engineer / Test Engineer / Instrumentation Engineer

Optimal Solutions & Technologies (OST, Inc.) is focused on excellence. We specialize in providing Management Consulting, Information Technology, and Research Development and Engineering services. The fundamental distinction of the OST team is its business knowledge in both the public and private sectors. We serve the aerospace & transportation, association & nonprofit, defense, education, energy, financial, healthcare, and technology & telecommunications industries. OST is successful because we listen to our clients, we learn from our clients, and we know our clients. Lead Systems Engineer / Test Engineer / Instrumentation Engineer Description of specific duties in a typical workday for this position: The Lead Systems Engineer / Test Engineer / Instrumentation Engineer provides engineering, integration, test, and validation expertise for enterprise-level systems, processes, and capabilities. The individual supports and leads the design, integration, testing, and performance assessment of enterprise solutions that enable transformation across people, processes, data, and technology. Responsibilities include analyzing enterprise requirements and operational needs; supporting system-of-systems architecture development; and integrating capabilities across platforms, applications, data environments, and stakeholders. The role supports and oversees development and execution of test strategies, test plans, and validation activities to ensure enterprise solutions meet functional, performance, interoperability, and scalability requirements. The engineer supports test planning and execution for enterprise integrations, including interface testing, data flow validation, performance testing, and user acceptance testing. Instrumentation responsibilities include defining metrics, collecting and analyzing system performance data, monitoring integration outcomes, and validating transformation effectiveness against defined success criteria. Additional duties include supporting and leading technical reviews, readiness assessments, and decision-support analyses; documenting engineering and test results; identifying risks and integration issues; and providing recommendations to improve enterprise performance, efficiency, and reliability. The role collaborates closely with program managers, architects, developers, cybersecurity personnel, and stakeholders to ensure ETI initiatives are implemented successfully and aligned with enterprise transformation objectives. The Lead Engineer may also provide technical guidance and mentorship to junior engineers and support coordination across engineering and testing teams. Requirements (Years of experience, Education, Certifications): Minimum of 10+ years of experience supporting systems engineering, integration, testing, or enterprise transformation initiatives within a DoD, Federal, or large enterprise environment.

Demonstrated experience with:

Enterprise systems integration and system-of-systems engineering Test planning, execution, and validation for integrated solutions Metrics definition, data collection, and performance analysis Interface, data flow, and interoperability testing Technical documentation and engineering analysis Active Secret Clearance Nice to Have (skills that are not required, but nice to have): Experience supporting enterprise transformation, digital modernization, or large-scale system integration programs Familiarity with: Enterprise architecture frameworks Agile or iterative delivery environments Data analytics and performance measurement tools DoD or Federal enterprise IT and transformation initiatives Certifications or training in: Systems Engineering Test & Evaluation Agile, DevSecOps, or Enterprise Architecture This is a full-time position paying a base salary, full benefits, and has possible bonus potential based on merit and performance. To be considered for this position, please apply online with a resume. OST is an equal opportunity employer. Applicants are considered for positions without regard to race, religion, gender, native origin, age, disability, or any other category protected by applicable federal, state, or local laws.