Senior Solution Architect (Engineer Systems Architect 5) 26678

HII's Mission Technologies division • Fairfax, VA

1d • Hybrid

About The Position

HII Mission Technologies is seeking a Senior Solution Architect to lead the design and development of innovative, executable solutions in response to U.S. defense and federal customer requirements. This position will be based out of our Fair Lakes, VA or McLean, VA office. This position can also be based out of one of our other locations. This role bridges business development, capture, proposal and operations teams, to ensure solutions are technically sound, competitively differentiated, and aligned with mission outcomes. The architect will play a key role in shaping win strategies and driving growth across advanced technology portfolios.

Requirements

• 15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience.
• 9+ years of experience in solution architecture, systems engineering, or technical leadership within defense or federal contracting.
• Proven track record of developing winning solutions for large federal proposals.
• Deep knowledge of DoD acquisition processes, requirements analysis, and compliance standards.
• Strong communication skills — able to translate technical solutions into compelling business narratives.
• Experience with risk management, cost estimation, and lifecycle sustainment planning.
• Active DoD TOP SECRET security clearance.

Nice To Haves

• Master’s degree in Engineering, Systems Architecture, or Business Administration.
• Experience with advanced technologies such as AI/ML, cyber operations, electronic warfare, or unmanned systems.
• Prior involvement in Army, Navy, Air Force, or Space Force modernization programs.
• Familiarity with open systems architecture and modular design approaches.
• Active DoD TS/SCI security clearance.

Responsibilities

• Lead requirement analysis and decomposition for complex federal opportunities.
• Translate customer mission needs into actionable technical and management architectures.
• Develop solution concepts, trade-off analyses, and recommend approaches.
• Align solutions with capture strategies, win themes, and discriminators.
• Collaborate with proposal managers to ensure compliance and compelling narratives.
• Support oral presentations, demonstrations, and customer engagements.
• Develop the technical vision for a proposal solution.
• Define architectures across domains (e.g., C5ISR, cyber, AI/ML, EW, unmanned systems).
• Ensure solutions meet open architecture, cybersecurity, and interoperability standards.
• Perform gap analysis and recommend subcontractor and vendor options to fill gaps.
• Conduct risk assessments and develop mitigation strategies.
• Review and validate solution designs from other team members.
• Partner with business development, capture management, operations (e.g., engineering, program management), and subcontractors to integrate capabilities.
• Represent the company in customer and industry forums.

Benefits

• best-in-class medical, dental and vision plan choices
• wellness resources
• employee assistance programs
• Savings Plan Options (401(k))
• financial planning tools
• life insurance
• employee discounts
• paid holidays and paid time off
• tuition reimbursement
• early childhood and post-secondary education scholarships

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 5,001-10,000 employees