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Site Representative Systems Engineer

Space Systems Integration
Tucson, AZ Full Time
POSTED ON 1/13/2026
AVAILABLE BEFORE 3/13/2026

Space Systems Integration (SSI) is a fast-growing engineering company that provides aerospace solutions to a variety of government and commercial customers.  Our employees are forward-thinking, self-directed individuals who are committed to solving our customers’ technical challenges.


SSI is seeking a Site Representative Systems Engineer for a role in Tucson, AZ.


The successful candidate will exhibit proactiveness, leaning forward in a high-impact customer mission environment. This position requires strong experience in systems engineering and manufacturing. The candidate will work closely with the customer and other project teammates to support acquisition, integration, test, qualification, deployment, and operations of customer mission systems as they transition into production.  


Role and Responsibilities:

·       Participate in developer reviews, meetings, & boards (technical interchange meetings, manufacturing readiness reviews, change management, etc.), maintaining situational awareness of daily happenings and flowing updates/concerns to the home program office.

·       Monitor/overseeing progress on corrective actions, problem closures, change board items, obsolescence issues, diminishing sources, etc.

·       Following hardware pedigrees and participating in hardware verification efforts such as first article inspections, functional configuration audits, and physical configuration audits.

·       Monitor lab and manufacturing areas, to include build schedules, build progress, and issues that would frustrate the schedule.

·       Benchmark known best practices against developer’s processes.

·       Review and assess developers manufacturing and transition to production readiness/progress.

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Required Qualifications:
  • Bachelor of Science in Engineering with at least 14 years of experience or Master's and 12 years of experience with:
  • Technical requirements development, systems engineering, and manufacturing. in the design, production, integration, and testing of terrestrial and space systems.
  • Requirements verification and validation.
  • Demonstrated ability to work independently with little to no oversight.
  • Must have an in-scope security background investigation (T5 or SSBI), adjudicated for SCI eligibility, and enrolled in the Continuous Evaluation program (if applicable).
  • Must be willing to be nominated for access to Sensitive Compartment Information and Special Access Programs and willing to consent to a Polygraph examination.
  • Travel is 10% of the time.


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#ssi #weknowhowtobuildit #spacejobs


Space Systems Integration provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

Salary.com Estimation for Site Representative Systems Engineer in Tucson, AZ
$87,390 to $106,362
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