Systems Engineer Jobs in Tucson, AZ
Systems engineers in Tucson own requirements, integration and verification for complex products, from Raytheon missile programs to Roche tissue staining instruments and Caterpillar mining autonomy. Posted ranges run from about $69,000 for early-career roles to more than $200,000 for staff-level work. Current openings are below.
Current Systems Engineer Openings in Tucson, AZ
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Systems Engineer Work in Tucson
Defense is still the biggest source of systems engineering jobs in Tucson. Raytheon hires systems engineers for its missile programs in Tucson, including at its East Britannia Drive site, and those postings require U.S. citizenship and a DoD Secret clearance. The other half of the market is commercial and research work that does not ask for a clearance. Roche Tissue Diagnostics, headquartered in Oro Valley, hires systems engineers to integrate automated stainers, scanners and software under FDA and ISO design rules. Caterpillar's mining business hires autonomy systems engineers in Tucson to set requirements and architecture for fleet and site autonomy. Edmund Optics hires senior systems engineers for optical products, and the University of Arizona's Steward Observatory hires them for ground-based and space instrumentation.
Across all of them the job is the same at heart: turn what the customer needs into requirements the hardware and software teams can build, keep those requirements traced through design, and prove at the end that the product does what it should. Model-based systems engineering with SysML is spreading through local postings, and regulated work at Roche adds formal risk, configuration and verification and validation records.
Top Tucson Employers for Systems Engineers
These Tucson employers hire systems engineers:
- Raytheon (RTX) - systems engineers at every level on missile and defense programs; U.S. citizenship and a Secret clearance are required.
- Roche Tissue Diagnostics - system integration for next-generation staining systems, scanners and software at the Oro Valley headquarters.
- Caterpillar - autonomy systems engineers who define requirements and architecture for mining, quarry and construction site autonomy.
- Edmund Optics - senior systems engineers leading integration, verification and validation on optical products.
- University of Arizona - systems engineering for Steward Observatory's ground-based and space instrument projects.
Systems Engineer Salaries in Tucson
- Entry level (0-3 years): roughly $70,000 to $90,000 per year.
- Experienced (4-8 years): roughly $95,000 to $135,000 per year.
- Senior, staff or principal (8+ years): roughly $130,000 to $185,000 per year, with some staff roles posted higher.
These are estimates that vary by employer and experience. For reference, 2026 Tucson postings listed $68,900 to $131,100 for a Raytheon Systems Engineer II, $112,710 to $183,140 for a Caterpillar senior autonomy systems engineer, $150,000 to $175,000 for an Edmund Optics senior principal systems engineer, and $110,700 to $205,700 for a Roche staff systems engineer. An active clearance, regulated-industry experience and MBSE skills move pay up the most.
How to Become a Systems Engineer in Tucson
Few people start as systems engineers. Most spend several years in design, test or manufacturing engineering first, then move into requirements and integration on the same program. The local degree is offered by the University of Arizona's Department of Systems and Industrial Engineering, which runs BS, MS and PhD programs in systems and industrial engineering and an MS in engineering management; electrical, mechanical, aerospace and computer engineering degrees also lead here. Pima Community College's Pre-Engineering concentration at West Campus covers the first two years for transfer students. Raytheon's Systems Engineer II posting asks for a STEM bachelor's degree and two years of experience, while Roche's staff role asks for eight years with a bachelor's degree. Arizona has no separate systems engineering license. The Arizona State Board of Technical Registration registers professional engineers, but the Tucson systems engineering postings reviewed ask for a degree and experience, not a PE.
What the Job Involves
A systems engineer owns the whole product and builds none of it. The work is breaking customer needs into requirements, keeping them traced, running trade studies, leading design reviews, writing verification plans and managing configuration and risk. Then comes integration and test, where the parts meet for the first time and the systems engineer figures out why a result does not match the model.
Skills Employers Look For
- Requirements management and traceability
- Model-based systems engineering with SysML and tools such as Rhapsody
- Integration, verification and validation planning
- Risk and configuration management
- Regulated design controls (FDA, ISO) for medical diagnostics work
- Clear technical writing and cross-team communication
- U.S. citizenship and clearance eligibility for defense roles
Career Path and Advancement
The Tucson ladder runs systems engineer I and II, senior, then principal or staff. Raytheon offers the deepest defense ladder, Roche and Caterpillar have staff and senior roles that set architecture across product lines, and Edmund Optics and Steward Observatory lead systems work on optical and instrument programs. From senior levels the two common exits are chief engineer, which stays technical, and program management, which owns cost, schedule and the customer.
Related Careers in Tucson
These Tucson guides cover the disciplines systems engineers most often come from:
Frequently Asked Questions
Is a systems engineer the same as a systems administrator in Tucson?
No. In Tucson postings, a systems engineer usually means product systems engineering at employers like Raytheon, Roche or Caterpillar: requirements, architecture, integration and verification. A systems administrator runs servers and networks and belongs to IT. If a posting mentions requirements traceability or verification, it is the engineering role.
Do you need a security clearance for systems engineering jobs in Tucson?
For Raytheon, yes: its Tucson systems engineering postings require U.S. citizenship and a DoD Secret clearance or the ability to get an interim one. The Roche, Caterpillar and Edmund Optics postings reviewed did not list a clearance requirement, so there are real options outside defense.
How much do systems engineers make in Tucson?
Expect roughly $70,000 to $90,000 early on, $95,000 to $135,000 with experience, and $130,000 to $185,000 at senior levels. A 2026 Roche staff systems engineer posting topped out at $205,700. These are estimates that vary by employer and experience.
How do you become a systems engineer in Tucson without defense experience?
Work in a regulated or complex product field first. Roche hires systems engineers with FDA and ISO experience, Caterpillar values construction and mining product experience, and Edmund Optics looks for optics and systems test backgrounds. Starting as a design or test engineer and moving into requirements and integration is the most common route.
Which local program trains systems engineers?
The University of Arizona's Department of Systems and Industrial Engineering offers BS, MS and PhD degrees and an MS in engineering management. Many Tucson systems engineers instead hold electrical, mechanical or aerospace degrees and learned systems work on the job.
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