Senior MOSA Subject Matter Expert; SME

Title:

Senior MOSA Subject Matter Expert (SME)

At K , we deliver science, technology and engineering solutions to governments and companies around the world. K  employs approximately 37,000 people worldwide with customers in more than 85 countries and operations in over 28 countries. K  is proud to work with its customers across the globe to provide technology, value-added services, and long-term operations and maintenance services to ensure consistent delivery with predictable results.

Trinzic is the future independent company to be created through the planned spin-off of K 's Mission Technology Solutions business, expected in January 2027. Our people work at the frontier of what is possible, delivering solutions in challenging environments and advancing some of the world's highest-priority national security and space missions.

Backed by decades of mission success, deep expertise, and trusted partnerships, Trinzic will launch as a global organization with more than 18,000 employees supporting customers around the world. Join us at a defining moment and help shape the future of a company built to tackle complex challenges and make a meaningful impact.

Candidates who join K 's Mission Technology Solutions business before the spin-off will transition to Trinzic when the separation is complete and will not need to reapply for employment.

K  is seeking a Senior MOSA Subject Matter Expert (SME) to serve as the principal technical advisor to the PAE Marine Corps Chief Engineer on all matters related to Modular Open Systems Approach (MOSA) implementation across the Marine Corps acquisition portfolio. This position provides strategic leadership, systems engineering expertise, and acquisition support to advance open architecture adoption and compliance with defense mandates.

The selected candidate will support enterprise-level MOSA governance, develop implementation frameworks, and provide direct advisory services to Program Management Offices (PMOs). The role requires deep expertise in open systems standards, systems architecture, and acquisition strategies that enable interoperability, competition, and long-term sustainment. The successful candidate will influence technical and programmatic decisions across multiple stakeholders while supporting mission-critical modernization initiatives.

• Act as the primary technical advisor supporting the PAE Marine Corps Representative at the DASN RDT&E Led Cross-PAE MOSA Working Group.

• Synthesize DON and OSW MOSA policies, directives, and mandates, and translate them into actionable PAE Marine Corps portfolio guidance.

• Draft executive summaries, decision memos, and technical briefing packages for the PAE Marine Corps Chief Engineer.

• Design and establish a unified PAE Marine Corps MOSA Implementation Framework to guide programs.

• Standardize processes for assessing conformance, identifying open standards, and establishing key interface control protocols.

• Develop an internal MOSA Toolkit for Program Management Offices, including sample Systems Engineering Plan language and Statement of Work templates.

• Conduct portfolio-wide stakeholder engagements, directly assisting Program Management Offices with tailoring and applying MOSA principles to specific acquisition programs.

• Review contractor deliverables, Interface Control Documents, and architecture models for compliance with open architecture mandates.

• Maintain deep domain expertise across defense open architecture initiatives, evaluating applicability to Marine Corps operational requirements.

• Support portfolio growth objectives by identifying emerging customer requirements, technology trends, modernization initiatives, and acquisition opportunities related to MOSA, open architectures, digital engineering, and systems interoperability.

• Collaborate with Business Development, Capture, and Program Leadership teams to develop technical strategies, shape opportunities, and support competitive positioning for new business pursuits and strategic growth initiatives.

• Contribute to white papers, technical volumes, capability briefings, customer engagements, and strategic communications that highlight K 's expertise in MOSA, systems engineering, digital engineering, and enterprise architecture.

• Identify opportunities to expand MOSA implementation services, digital engineering capabilities, and open systems initiatives across existing programs and adjacent acquisiton portfolios to drive organic growth and increased customer value.

• Establish and…