Associate / Staff Digital Systems Engineer
SciTec
Associate / Staff Digital Systems Engineer
SciTec
Defense technology firm delivering mission systems
SciTec · Boulder, United States · — · Posted 2026-09-21
Workplace: on_site
Department: FORGE
SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security. For over forty-five years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.
Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered.
SciTec has an immediate opportunity in our Boulder, CO office for an Associate / Staff Digital System Engineer (MBSE Focus) with experience in modeling requirements, use cases, interfaces, and system architectures using model-based systems engineering tools. This engineer will be responsible for developing system models to support the development of a combined hardware/software data processing system. This work will be performed collaboratively with both customer representatives and with SciTec technical staff.
Responsibilities
Develop digital models of operational concepts and stakeholder needs for the operation of a MOSA architecture hosting high-performance data processing applications.
Model and support the analysis of system requirements which address identified stakeholder needs.
Deliver digital modeling artifacts which support to SciTec development teams in the development of an integrated hardware/software solution.
Deliver digital modeling artifacts which support documentation of the system architecture, requirements, verification status, and development roadmap
Additional duties as required and assigned
Candidates who have any of the following skills will be preferred
At least 2 years of relevant work experience in model based systems engineering.
Experience with systems modeling using the Cameo family of applications.
Prior experience in software engineering, high-performance computing, or remote sensing data processing
A current security clearance, ideally a current TOP SECRET clearance with eligibility for Sensitive Compartmented Information
Academic credentials or industry certification (e.g. INCOSE) in systems engineering.
Experience with the integration of model-based systems engineering tools with other information systems.
Experience with developing scripting, integration tools, and domain-specific languages (stereotypes) to enhance systems modeling capabilities. Software development experience is a plus.
Experience with the development and use of DoDAAF, UAF, or SysML 2 models.
Experience with formal modeling methods other than SysML, such as TLA+.
Experience with conducting data-driven trade studies, including the development and use of simulation tools.
SciTec offers a highly competitive salary and benefits package, including:
The pay range for this position is $88,000 - $124,000 / year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education/training, and key skills. This is not a guarantee of compensation.
SciTec is proud to be an Equal Opportunity employer. VET/Disabled.
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SciTec develops and delivers defense-oriented technologies, focusing on advanced mission systems, remote sensing, and data processing for aerospace and national security. It provides engineering services, software solutions, and integrated systems that help government agencies, defense contractors, and aerospace organizations improve situational awareness and mission effectiveness. The company’s products and services are implemented through a mix of tailored software, engineering support, and fully integrated hardware-software systems deployed across multiple U.S. offices. SciTec differentiates itself through its long track record (since 1979) of high-reliability performance in complex technical environments and its deep experience supporting government and commercial aerospace programs. The goal is to enhance national security and operational efficiency by delivering dependable, mission-critical capabilities that enable better decision-making in demanding settings.
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