Senior Security Systems Architect & Integration Lead

Unofficial M.C. Dean; Fairfax (VA); On-site; USD 125,000 - 172,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

Paid time off

401k Retirement Plan

Tuition reimbursement

Military Reserve pay offset

Paid maternity leave

Job summary

M.C. Dean is hiring a Senior Security Technical Specialist 4 to join the Security and Electronic Systems (SES) team. You will design, engineer, integrate, operate and maintain electronic security solutions for federal, local and commercial customers.

The role requires expert systems engineering, strong communication, and leadership of technical activities across lifecycle phases while aligning with RMF accreditation and modernization roadmaps.

Qualifications

• Experience applying systems engineering to complex, mission-critical systems.
• Ability to brief technical concepts to technical and non-technical audiences.
• Active Top Secret clearance or ability to obtain one.
• Willingness to travel up to 15% and spend days on site.

Responsibilities

• Apply systems engineering practices across the full lifecycle: stakeholder analysis, concept development, architecture, requirements development, integration, verification and validation, and technical transition
• Translate customer needs, operational constraints, and program objectives into system concepts, functional designs, and implementation approaches
• Develop, assess, and refine system architectures, including operational, functional, logical, and physical views, interfaces, data flows, and integration points
• Facilitate stakeholder workshops and technical exchanges to elicit, document, and validate requirements; maintain traceability from stakeholder needs through design, interfaces, and verification
• Conduct engineering studies, trade analyses, and gap assessments to evaluate current systems, technology options, and opportunities for improvement
• Lead system integration, test, verification, validation, and deployment activities, including sequencing and readiness reviews; resolve technical blockers
• Identify and manage technical risks, issues, and dependencies; support technical reviews (requirements, architecture, design, test readiness, deployment readiness)
• Support RMF accreditation and ATO maintenance; ensure accuracy of system documentation, including design, configuration, and O&M plans
• Manage product backlog and prioritize work with stakeholders in an agile environment; define and enforce engineering standards and processes
• Prepare and deliver technical briefings, trade-study results, and status reports; advise government customers and program leadership on technical priorities and modernization roadmaps
• Collaborate across multidisciplinary teams (software, hardware, cybersecurity, cloud, data, network, test, operations) and communicate complex technical concepts to technical and non-technical audiences

Skills

Systems engineering

Technical briefing

Verbal communication

Written communication

Analytical skills

Agile / backlog management

Security clearance

Education

Master's degree in engineering or related field

Bachelor's degree in STEM

PhD (preferred)

Active Top Secret clearance

Tools

MS Excel

MS Word

PowerPoint

Job description

M.C. Dean is hiring a Senior Security Technical Specialist 4 to join the Security and Electronic Systems (SES) team. You will design, engineer, integrate, operate and maintain electronic security solutions for federal, local and commercial customers.

The role requires expert systems engineering, strong communication, and leadership of technical activities across lifecycle phases while aligning with RMF accreditation and modernization roadmaps.