Sr. Systems Engineer

PLEX Solutions, A Part of Markon is looking for a Senior Systems Engineer to provides strategic systems engineering, technical governance, and enterprise integration support. This highly visible SETA position serves as a trusted advisor to leadership, supporting architecture development, systems engineering governance, Agile execution, and cross-functional coordination across several programs. The role requires a blend of technical expertise, strategic thinking, process discipline, and exceptional communication skills to support complex systems-of-systems development within a DoD environment.

* Collaborate with the Chief Architect, Technical Development Advisory (TDA), Operational Value Stream Leads (OVSLs), and engineering teams to develop and mature the customers Systems Engineering documentation and the Next-generation Reference Design (JNeRD).

* Develop, review, and implement governance artifacts, including Charters, Memorandums for the Record (MFRs), Standard Operating Procedures (SOPs), Systems Engineering Plans, and other technical guidance documents.

* Establish and manage Architectural Decision Record (ADR) and Technical Need (TN) processes to ensure architecturally significant decisions are documented, reviewed, approved, and aligned with the enterprise architecture strategy and "North Star" vision.

* Assist in evaluating and implementing enterprise capabilities, including customer Identity, Credential, and Access Management initiatives.

* Maintain situational awareness of Department of Defense (DoD) policies, standards, and requirements impacting systems engineering and development activities.

* Analyze technical policies, procedures, architectures, and program performance and provide recommendations and courses of action to leadership and development teams.

Active TS/SCI W/ Polygraph (Polygraph must be within the last 7 years)

• Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university.

• Fifteen (15) years of relevant experience with a Bachelor's Degree,

• Demonstrated experience supporting Department of Defense (DoD) and defense contracting environments.

• Proven experience applying systems engineering principles to complex systems-of-systems architectures and enterprise-scale programs.

• Experience supporting large organizations (200-2,000 personnel) with complex technical, operational, and governance structures.

• Expert-level proficiency with Atlassian Confluence and Jira, including dashboard development, workflow automation, requirements management, and enterprise collaboration.

• Deep understanding of the Scaled Agile Framework (SAFe), Agile Release Trains (ARTs), and Program Increment (PI) Planning.

• Experience developing governance frameworks, technical documentation, SOPs, MFRs, Architectural Decision Records (ADRs), and systems engineering artifacts.

• Strong understanding of DoD acquisition policies, systems engineering lifecycle processes, and the Adaptive Acquisition Framework.

• Exceptional written and verbal communication skills with the ability to translate complex technical concepts into executive-level communications and recommendations.

• Experience supporting cyber mission programs, enterprise architecture initiatives, or large-scale modernization efforts.

• Experience with Mattermost and Confluence

Preferred Qualifications:

• SAFe Certification or formal SAFe training.

• CISSP certification preferred, but not required.

Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.

At Markon, we don't just offer jobs - we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.

Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.

Markon values people and the tremendous impact each individual can make - which is why we're consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation's most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our clients' missions.

Join us and make a meaningful impact.

Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.