Systems Architecture Engineer

g2ops; Dahlgren (VA); On-site; USD 105,000 - 140,000; Full time

Benefits offered by this job

100% health insurance

401(k) matching

Paid time off

Educational assistance

Job summary

G2 Ops, Inc. is seeking a Systems Architecture Engineer to support mission architecture in Dahlgren, VA. You will contribute to mission architecture analysis, requirements development, systems modeling, and technical documentation while collaborating with customer and engineering stakeholders.

The role emphasizes developing clear system views, engineering products for defense mission planning, integration, and decision-making—onsite at the customer site with DoD-related projects.

Qualifications

• 5+ years of systems engineering or mission architecture experience.
• Ability to create clear system diagrams and requirements.
• Experience with requirements management and interface modeling.
• Strong analytical and communication skills.

Responsibilities

• Support mission architecture analysis for MDA-related systems and environments.
• Develop, review, and maintain system and subsystem requirements.
• Create functional flows, mission activity diagrams, sequence diagrams, and related architecture products.
• Support system interface modeling and ICD development.
• Apply modeling techniques and systems engineering methods to solve customer problems.
• Collaborate with government stakeholders, customers, and technical teams to clarify needs and deliver engineering products.
• Communicate technical findings clearly through documentation and reviews.

Skills

Systems engineering

Mission architecture

Requirements management

Interface modeling

Documentation

Onsite customer-facing

Security clearance eligible

Education

Bachelors degree in Engineering

Tools

MBSE tools

Architecture frameworks

Modeling tools

Job description

Quick Position Facts!

• Location: Dahlgren, VA at our customer site
• Work Setting: In person at our customer site
• Salary Range: $105,000 - $140,000
• Years of Industry Experience: 5+ years of relevant experience
• Security Clearance Requirement: Must be able to obtain and maintain Active DoD Top Secret Clearance

About the Role.

At G2 Ops, we support mission-critical defense and technology initiatives by solving complex operational and engineering challenges. We are seeking a motivated, collaborative Systems Architecture Engineer to support mission architecture in Dahlgren, VA.

In this role, you’ll contribute to mission architecture analysis, requirements development, systems modeling, and technical documentation while working alongside customer and engineering stakeholders. You’ll help develop clear, accurate system views and engineering products that support complex defense mission planning, integration, and decision-making.

What You’ll Do

• Support mission architecture analysis for Missile Defense Agency (MDA) related systems and mission environments.
• Develop, review, and maintain system and subsystem requirements.
• Create functional flows, mission activity diagrams, sequence diagrams, and related architecture products.
• Support system interface modeling and the development of Interface Control Documents (ICDs).
• Apply modeling techniques, basic analytics, and systems engineering methods to solve customer problems.
• Collaborate with government stakeholders, customer representatives, and technical teams to clarify needs and deliver accurate engineering products.
• Communicate technical findings clearly through documentation, reviews, and working sessions.

What You’ll Bring

Required Qualifications

• 5+ years of relevant systems engineering, mission architecture, requirements, or technical analysis experience.
• Experience with requirements management, system architecture development, functional flow development, or interface modeling.
• Ability to create clear system and subsystem-level requirements, diagrams, models, and technical documentation.
• Strong analytical, communication, collaboration, and organizational skills.
• Ability to work effectively in an onsite, customer-facing team environment.
• Ability to obtain and maintain required security clearance.

Preferred Qualifications

• Experience supporting DoD, MDA, Navy, or other government mission systems programs.
• Familiarity with mission operations modeling, activity diagrams, sequence diagrams, ICDs, or system-of-systems analysis.
• Experience with MBSE tools, architecture frameworks, or model-based engineering practices.
• Bachelor’s degree in Engineering, Systems Engineering, Math, Science, Computer Science, or a related technical field.

Additional Considerations

• This is a full-time position supporting mission-focused customer environments.
• Outside employment or activities must not create conflicts of interest with company or customer responsibilities.

Why G2 Ops?

What makes someone choose one company over another? Compensation, benefits, meaningful work, flexibility, growth opportunities, culture?

At G2 Ops, we believe you shouldn’t have to choose.

We offer competitive pay and benefits, but what truly sets us apart is our collaborative culture. Team members support mission-focused projects alongside highly skilled technical professionals across engineering, cybersecurity, operations, and program teams.

We encourage continuous learning, cross-training, and professional growth while empowering team members to contribute ideas that improve how we work and deliver value to our customers.

At G2 Ops, your contributions matter to our customers’ missions and to the continued success of our team.

Compensation & Benefits.

The annual salary range for this position is $105,000 – $140,000, depending on qualifications and experience.

G2 Ops offers a competitive compensation and benefits package designed to support our employees both personally and professionally, including:

• 100% company-paid insurance for medical, dental, and vision for eligible employees and family members
• 100% company-paid insurance for life, short-term disability (STD), and long-term disability (LTD) for eligible employees
• 401(k) plan with discretionary employer matching
• 10 paid holidays
• Paid time off (PTO)
• Educational assistance

In addition, we provide professional development opportunities, performance recognition programs, and resources that support long-term career growth and work-life balance.

AI at G2 Ops.

At G2 Ops, we don’t just talk about AI — we actively use it to improve how we work.

Our teams are integrating AI into engineering, cybersecurity, operations, and decision-making workflows. We continue to invest in secure AI tooling aligned with government security requirements while developing practical, mission-focused applications across the company.

Whether your role is technical or operational, you’ll have opportunities to explore how AI can enhance efficiency, innovation, and mission impact.

Work Environment.

Because we support classified and mission-critical DoD programs, many roles require onsite collaboration at G2 Ops offices and/or customer locations. Depending on program requirements, telework and flexible scheduling options may be available.

We’ve built a collaborative environment where team members can learn, contribute, and grow while supporting meaningful customer missions.

About G2 Ops, Inc. (G2 Ops)

G2 Ops leverages over a decade of experience integrating Systems, Cybersecurity, and Software Engineering techniques to provide solutions to a growing list of Government and private customers. We combine cutting edge tools with innovative engineering practices, data analytics, and risk algorithms that enhance visibility into complex infrastructures, optimizing resiliency in system design and operations.

G2 Ops is a woman-owned small business led by an executive staff known for providing innovative solutions to solve our nation’s most complex engineering challenges. G2 Ops has been named to the Inc. 5000 list of America’s fastest growing companies each of the last 9 years (2018-2026) and has locations in Arlington, VA, Virginia Beach, VA, and San Diego, CA.

G2 Ops, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, gender identity), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.

G2 Ops, Inc. participates in the E-Verify program. Employment is contingent upon verification of identity and authorization to work in the United States.

Applicants have rights under Federal Employment Laws: https://www.dol.gov/agencies/ofccp/posters
E-Verify Participation and Right to Work Notices: https://www.e-verify.gov/employers/posters-and-resources