Mobius is an award winning, Small Business Administration (SBA) certified Historically Underutilized Business Zone (HUBZone) company and certified Woman-Owned Small Business (WOSB) providing engineering, analytical, and programmatic expertise to the Federal Government and commercial customers. Our mission is to provide innovative advanced technology solutions to customers facing issues of national and global significance. We strive to be admired for excellent people, fair and honest partnership, innovative problem solving, and exceptional performance.

Come join our team! Mobius is seeking a Missile Defense System Senior Systems Engineer. In this role you will support the Missile Defense Agency's Architecture Concept Evaluation (MDA/CAC) office working to develop future Missile Defense architectures addressing ballistic and hypersonic missile threats to protect the homeland, regional Warfighters, and allies. As contract support, you will be supporting the development of missile defense concepts, analysis plans and tools, interpretation of analytical data, and interfacing with other government agencies to identify missile defense capability in their systems. These actions help MDA decision makers assess architecture alternatives and make investment decisions. This full-time salaried position is located on Fort Belvoir, VA. Work is 100% onsite in a customer-facing TS/SCI facility.

Duties of a Senior Systems Engineer may include:

Work internally with MDA’s Chief Architect and other MDA offices, and interface and collaborate with other government agencies
Work and collaborate in cross-functional teams with the technical customers, senior technical staff, and senior leaders
Work 100% onsite in a customer-facing TS/SCI facility.
Develop concepts, analysis plans, and top-level requirements for Missile Defense System (MDS) architecture alternatives.
Produce and present technical and executive-level briefings, whitepapers, and reports to communicate concepts and value assessments to stakeholders.
Review technical concept documents for consistency with approved baselines and system architectures and contribute to the development of program plans and strategies.

Qualifications

Minimum of 12 years working on missile defense-related or other complex, large DoD/DoW or IC programs/projects
Knowledge of Missile Defense Systems (MDS) components, architectures, and concepts, with demonstrated understanding through analysis activities

Education

Master's degree in a STEM-related field

Clearance

Active Top Secret clearance with current SCI eligibility

Pay Range

$170,000—$181,500 USD

Mobius Benefits: Mobius offers a stable work environment, a competitive salary, and a comprehensive benefits package, which includes medical, dental and vision plans, 401k Plan, Flexible Work Schedules, Tuition Reimbursement, Paid Leave and much more.

Mobius is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity Employer/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.

Pay Range 170000 - 181500 USD

About the company

Mobius Consulting provides engineering, analytical, and programmatic services to government agencies focused on national security. The company works alongside customers to design, develop, and test advanced defense systems, such as directed energy lasers, radar performance models, and air and space vehicles. Unlike many larger firms, Mobius is a certified Woman-Owned Small Business and HUBZone company with specialized experience in handling highly sensitive information across multiple government branches. Its goal is to deliver world-class lifecycle engineering solutions through fair partnerships and technical expertise to protect the homeland and its allies.

Company Size

51-200

Company Stage

N/A

Total Funding

N/A

Headquarters

Alexandria, Virginia

Founded

2011

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Simplify's Take

What believers are saying

The April 2026 UK survey showed 57% regularly use external experts for controls.
The same survey found 14% of root causes involved AI misuse, expanding advisory demand.
Mobius's 2026 positioning around 5G, IoT, and independent assurance matches active buyer pain.

What critics are saying

Mobius Consulting's 1-10 employee scale leaves revenue exposed to any lost senior consultant.
The brand is fragmented across multiple Mobius entities, confusing clients and weakening referrals.
Large consultancies can bundle wireless, cyber, and governance work, commoditizing Mobius by 2026.

What makes Mobius Consulting unique

Mobius Consulting specializes in wireless and mobile technologies, including 5G, RFID, and IoT.
Its 2026 UK survey turns proprietary governance research into lead-generation and advisory credibility.
The firm sells niche expertise through a 1-10 employee specialist team, not generalist consulting.

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Benefits

Health Insurance
Dental Insurance
Vision Insurance
401(k) Retirement Plan
Flexible Work Hours
Professional Development Budget
Paid Vacation

Mobius Consulting

Senior Systems Engineer

About the job