{"id":3249893,"url":"https://alion.io/job/g2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-","title":"Senior Model-Based Systems Engineer (MBSE) Architect - G2 Ops, Inc.","company":{"id":4390137,"name":"G2 Ops","domain":"g2-ops.com","url":"https://alion.io/company/g2-ops","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"staff","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["San Diego, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":135000,"max":175000,"currency":"USD","period":"year","gross":null,"usd_annual":175000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cameo Systems Modeler","optional":false},{"name":"MBSE","optional":false},{"name":"SysML","optional":false},{"name":"UML","optional":false}],"status":"live","first_seen_at":"2026-10-25T20:40:34Z","employer_posted_date":"2026-10-25","last_verified_at":"2026-10-30T04:06:49Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Quick Position Facts!\nLocation: San Diego, CA at our G2 Ops office.\nWork Setting: Primarily Onsite with Flexible Schedule Available Based on Program Requirements.\nSalary Range: $135,000-$175,000 plus comprehensive benefits package.\nYears of Industry Experience: 7+ years of relevant experience.\nSecurity Clearance Requirement: Must be able to obtain and maintain Active DoD Secret Clearance.\nAbout the Role. G2 Ops supports mission-critical defense and technology initiatives by solving complex operational and engineering challenges. We are seeking a motivated, collaborative Senior MBSE Systems Architect to support the Computer Network Defense (CND) program.\nIn this role, you’ll apply Model-Based Systems Engineering (MBSE) across the systems engineering lifecycle, working closely with program leadership, system developers, cybersecurity teams, and technical SMEs. You’ll use MBSE to support requirements and architecture development, system and interface analysis, integration and verification, engineering changes, and technical decision-making while helping establish and maintain an accurate system model and technical baseline.\nWhat You’ll Do\nApply MBSE methodologies across the systems engineering lifecycle to support requirements, architecture, analysis, integration, and verification activities.\nDevelop and maintain system models and executable architectures that accurately represent the system and its technical baseline.\nIngest and analyze existing technical documentation, network data, and other authoritative sources to establish and maintain accurate system models.\nSupport requirements and architecture development, interface analysis, system analysis, integration and verification, and engineering change activities.\nDefine and implement high-value MBSE use cases that improve engineering workflows and provide meaningful technical insight.\nUse system models to support technical analysis, engineering decisions, system evolution, and communication with program leadership and technical stakeholders.\nWork closely with system developers, cybersecurity teams, program leadership, and technical SMEs to identify and resolve technical gaps.\nEngage stakeholders to gather technical information, reconcile inconsistencies, and ensure models accurately represent system requirements, interfaces, architecture, and behavior.\nIndependently drive MBSE activities forward while adapting to evolving program and engineering priorities.\nWhat You’ll Bring\nRequired Qualifications\nBachelor’s degree in an Engineering discipline.\n7+ years of relevant systems engineering experience.\nExperience applying Model-Based Systems Engineering (MBSE) methodologies to complex systems.\nExperience developing and maintaining system models, executable architectures, simulations, or analyses.\nExperience with UML, SysML, MagicDraw, or Cameo.\nExperience supporting requirements development, system architecture, interface analysis, integration, verification, or engineering change activities.\nAbility to interpret technical documentation, network data, and other authoritative engineering sources and translate that information into accurate system models.\nAbility to quickly understand complex systems, identify technical gaps, and develop practical approaches for resolving them.\nStrong communication and collaboration skills.\nAbility to work effectively with program leadership, system developers, cybersecurity teams, and multidisciplinary technical SMEs.\nAbility to work independently, manage technical priorities, and drive engineering activities forward with limited direction.\nAbility to obtain and maintain required security clearance.\nPreferred Qualifications\nExperience supporting DoD or government programs.\nExperience using MBSE to establish or maintain system-level technical baselines.\nExperience defining and implementing model use cases that support technical analysis and engineering decision-making.\nExperience using system models to improve engineering workflows and support system evolution.\nExperience working in cross-functional or customer-facing environments.\nAdditional Considerations\nThis is a full-time position supporting mission-focused customer environments \nOutside employment or activities must not create conflicts of interest with company or customer responsibilities\nWhy G2 Ops? What makes someone choose one company over another? Compensation, benefits, meaningful work, flexibility, growth opportunities, culture?\nAt G2 Ops, we believe you shouldn’t have to choose.\nWe 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.\nWe 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.\nAt G2 Ops, your contributions matter to our customers’ missions and to the continued success of our team.\nCompensation & Benefits. The annual salary range for this position is $135,000-$175,000, depending on qualifications and experience.\nG2 Ops offers a competitive compensation and benefits package designed to support our employees both personally and professionally, including:\n100% company-paid insurance for medical, dental, and vision for eligible employees and family members\n100% company-paid insurance for life, short-term disability (STD), and long-term disability (LTD) for eligible employees\n401(k) plan with discretionary employer matching\n10 paid holidays\nPaid time off (PTO)\nEducational assistance\nIn addition, we provide professional development opportunities, performance recognition programs, and resources that support long-term career growth and work-life balance.\nAI at G2 Ops. At G2 Ops, we don’t just talk about AI - we actively use it to improve how we work.\nOur 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.\nWhether your role is technical or operational, you’ll have opportunities to explore how AI can enhance efficiency, innovation, and mission impact.\nWork 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.\nWe’ve built a collaborative environment where team members can learn, contribute, and grow while supporting meaningful customer missions.\nReady to Apply? If you’re excited about solving meaningful problems, working alongside talented teammates, and contributing to important mission-focused work, we’d love to hear from you.\nWe look forward to learning more about you!\nAbout G2 Ops, Inc. (G2 Ops)\nG2 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.\nG2 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.\nG2 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.\nG2 Ops, Inc. participates in the E-Verify program. Employment is contingent upon verification of identity and authorization to work in the United States.\nApplicants have rights under Federal Employment Laws: https://www.dol.gov/agencies/ofccp/posters\nE-Verify Participation and Right to Work Notices: https://www.e-verify.gov/employers/posters-and-resources","description_format":"text","description_chars":8512,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Continuous learning","Flexible schedule","Growth opportunities","Professional development"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Military","National Security","Information Security"],"lifecycle":[{"event":"open","at":"2026-10-25T20:40:34Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":37,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-30T05:48:23Z"},"pay":{"stated_usd_annual":175000,"is_top_pay":false},"html_url":"https://alion.io/job/g2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-","json_url":"https://alion.io/job/g2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-.json","meta":{"generated_at":"2026-10-30T15:38:57Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":3558,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4390137},"rest":"https://alion.io/mcp/rest/get_company?id=4390137"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fg2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fg2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fg2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/g2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fg2-ops-senior-model-based-systems-engineer-mbse-architect-g2-ops-inc-"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3249893}},{"tool":"search_jobs","arguments":{"company":"g2-ops.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3249893},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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