Software Systems Engineer Architect SME (SW)

Mtsi Va; The Prairies at Wright Field (OH); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

PTO & Holidays

Health Insurance

Flexible Schedules

Education Reimbursement

ESOP

401k Match

Annual Bonus

Mentorship Programs

Job summary

MTSI is seeking an experienced Software Systems Engineer Architect SME to provide high-level technical leadership within our customer’s Software Branch. You will shape vision, design, and implementation of advanced software system architectures across the full lifecycle, ensuring secure, scalable, and mission-focused capabilities.

The role requires deep DoD expertise, a TS clearance with SCI eligibility, and the ability to drive modernization and integration across multi-system environments.

Qualifications

• Minimum of 20 years of relevant DoD work experience.
• At least 3 years’ experience in SAP and/or SCI environments within the last 8 years.
• Active DoD TS clearance with ability to obtain SCI eligibility; U.S. citizenship required.

Responsibilities

• Lead enterprise software architecture strategy across the full system lifecycle.
• Define standards, patterns, and reference models guiding design, integration and operations.
• Advise owners and teams on architectural risks, performance impacts, and dependencies.
• Review and approve architectural documentation and roadmaps.
• Prepare assessments and modernization strategies for senior leadership.

Skills

Enterprise architecture

Software architecture leadership

DoD standards compliance

Technical leadership

Education

Master's degree in MA/MS/ME

Job description

MTSI is seeking an experienced Software Systems Engineer Architect SME to provide high‑level technical leadership within our customer’s Software Branch. In this senior role, you will shape the vision, design, and implementation of advanced software system architectures that enable secure, scalable, and mission‑focused capabilities across the full system lifecycle—from initial concept and architecture through development, integration, deployment, operations, and transition to sustainment. The successful candidate will serve as a trusted software architecture authority, representing the customer and driving the strategic design and integration of software solutions into complex, multi‑system environments. Responsibilities include defining and maturing enterprise software architecture, developing modernization and integration strategies, establishing technical standards, ensuring compliance with applicable engineering policies and directives, and independently supporting the program office across all architectural planning, systems engineering, and technical execution activities.Key Responsibilities• Lead enterprise software architecture strategy and development, ensuring secure, scalable, and mission‑aligned solutions across the full system lifecycle.• Define, refine, and govern software architecture requirements, standards, patterns, and reference models that guide system design, development, integration, and operations.• Advise system owners, engineering teams, and leadership on architectural risks, technical impacts, performance considerations, interface dependencies, and compliance with applicable DoD and engineering standards.• Assess new software capabilities, architectural updates, and modernization initiatives; recommend and validate optimal software system architecture solutions.• Review, approve, and oversee architectural documentation including system architecture diagrams, interface control artifacts, enterprise reference models, modernization roadmaps, and integration architectures.• Lead and validate architectural reviews, design assessments, and system evaluations to ensure software environments, interfaces, and components meet mission, security, and performance requirements.• Prepare and deliver enterprise architecture assessments, modernization strategies, technical roadmaps, and recommendations to senior leadership and stakeholders.• Apply sound software engineering principles, modular design practices, automation approaches, and modern architectural patterns across all phases of development, integration, and deployment.• Evaluate software, network, and system architectures to identify scalability, resiliency, interoperability, and security considerations; recommend strategic mitigation and optimization approaches.• Provide expert architectural guidance to teams developing new mission applications or modernizing legacy systems, ensuring alignment with enterprise architecture goals and long‑term system strategies.• Identify and resolve complex system‑of‑systems engineering and architectural challenges as new software capabilities are integrated into diverse mission and data environments.• Stay current on emerging software engineering technologies, architectural methodologies, design frameworks, and industry best practices to continuously evolve enterprise architecture strategy and capabilities.This position requires deep technical expertise, a strong understanding of advanced software architecture and systems engineering principles, and the ability to translate complex mission and technical requirements into secure, scalable, and resilient software solutions. If you are a motivated professional with a passion for shaping and delivering enterprise‑level software architectures, we encourage you to applyQualifications:• Possess a minimum of 20 years of relevant Department of Defense (DoD) work experience• Have no less than three (3) years’ experience in a Special Access Program (SAP) and/or Sensitive Compartmented Information (SCI) environment within the last eight (8) years• Possess a Master of Arts/Master of Science/Master of Engineering MA/MS/ME degree (Years of experience may be considered in lieu of a master’s degree).• Experience and degree requirements must be in a field relevant to the functional areaClearance Requirements: Must possess an active DoD Top Secret (TS) security clearance with ability to obtain SCI U.S. Citizenship is required for this position, due to contract requirements.#LI-HP1 #DOG #SWTS/SCIPerks and BenefitsVacation:New Hires Accrue 20 days of PTO and 10 Holidays per YearHealth Insurance:Zero Deductible Health PlansFlexible Schedules:Flex SchedulesProfessional Development:Up to $10,000 Annual Education/Training ReimbursementESOP:Funded Stock Ownership Plan401k Match+:6% 401k Match + Immediate VestingBonus Program:Semi-Annual Bonus OpportunityMentorship:Career Mentorship ProgramsWhy is MTSI a great place to workInteresting Work:Our co-workers support some of the most important and critical programs to our national defense and security.Values:Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.100% Employee Owned:We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.Great Benefits - Most Full-Time Staff Are Eligible for:Starting PTO accrual of 20 days PTO/year + 10 holidays/yearFlexible schedules6% 401k match with immediate vesting up to $9k annuallySemi-annual bonus eligibility (July and Decemeber)Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement accountUp to $10,000 in annual educational reimbursementOther company funded benefits, like life and disability insuranceOptional zero deductible Blue Cross/Blue Shield health insurance planTrack Record of Success:We have grown every year since our founding in 1993.Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission AssuranceMTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.For more information about MTSI, please visitwww.mtsi-va.comEEO StatementMTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.Why is MTSI a great place to workInteresting Work: Our co-workers support some of the most important and critical programs to our national defense and security.Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.100% Employee Owned: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.Great Benefits - Most Full-Time Staff Are Eligible for:Starting PTO accrual of 20 days PTO/year + 10 holidays/yearFlexible schedules6% 401k match with immediate vesting up to $9k annuallySemi-annual bonus eligibility (July and Decemeber)Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement accountUp to $10,000 in annual educational reimbursementOther company funded benefits, like life and disability insuranceOptional zero deductible Blue Cross/Blue Shield health insurance planTrack Record of Success: We have grown every year since our founding in 1993.Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission AssuranceMTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.For more information about MTSI, please visit www.mtsi-va.com