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Salary
$156k – $235k per year
Location
In office (Boulder)
Seniority
Staff
Visa
No sponsorship (stated in the posting)

Confirmed on the employer's own hiring board on Nov 8, 2026. First seen by Alion on Sep 21, 2026. SciTec scores B on the Alion truth index.

Overview
Company
Impact
Profile match
SciTec is a US defense technology contractor, founded in Princeton, New Jersey, that develops remote sensing algorithms, sensor data processing software and command and control systems for missile defense, space domain awareness and intelligence missions. A wholly owned subsidiary of Firefly Aerospace, it works for the Department of Defense and other US government customers, and its largest office is in Boulder, Colorado, with further sites in Huntsville, Aurora and the Dayton area. It hires C++ and Python software engineers, systems and test engineers, cybersecurity staff requiring clearances, contracts managers and interns.

SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus 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 a Senior / Principal Systems Engineering Lead with experience in microservices architectures, data center designs, and modular open systems architecture. This engineer will be responsible for leading an integrated systems engineering and systems modeling team to elaborate operational concepts, refine requirements, and create architectural designs to support the delivery of a combined hardware/software data processing system. This work will be performed collaboratively with both customer representatives and with SciTec technical staff.

Responsibilities

  • Coordination with the acquisition program office and operational end-users to elicit, detail, and document operational concepts and stakeholder needs for the operation of a MOSA architecture hosting high-performance data processing applications.
  • Development and analysis of system requirements which address identified stakeholder needs.
  • Support to SciTec development teams in the design of system architectures which meet established requirements and align with customer concepts of operations.
  • Coordination with integration, verification, and test teams to support requirements verification and validation.
  • Managing the documentation of operational concepts, stakeholder needs, system requirements, and system architectures using Model-Based Systems Engineering tools
  • Staff mentoring and process improvement within the SciTec systems engineering team
  • Additional duties as required and assigned

Requirements

  • Ability to obtain and maintain a DoD security clearance
  • A Bachelor’s Degree in a STEM discipline
  • At least 10 years of relevant work experience in software engineering, high-performance computing, or remote sensing data processing
  • Demonstrated work experience in executing IEEE 15288 systems engineering processes
  • Demonstrated familiarity with the use of Model Based Systems Engineering within a systems engineering organization
  • Demonstrated work experience as a technical team leader

Candidates who have any of the following skills will be preferred

  • 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 design or operation of data center environments
  • Experience with the design or operation of Kubernetes-based environments
  • Experience with the design or operation of Overhead Persistent Infrared sensor systems, ground segments, or exploitation tooling
  • Experience with system security architecture and NIST 800-53 / RMF compliance
  • Experience with conducting data-driven trade studies, including the development and use of simulation tools.
  • Direct familiarity with Model Based Systems Engineering tools and techniques. Familiarity with the Cameo suite of tools is particularly desired.

Benefits

SciTec offers a highly competitive salary and benefits package, including:

  • 4% Safe Harbor 401(k) match
  • 100% company paid HSA Medical insurance, with a choice of 2 buy-up options
  • 80% company paid Dental insurance
  • 100% company paid Vision insurance
  • 100% company paid Life insurance
  • 100% company paid Long-term Disability insurance
  • Short-term Disability insurance
  • Annual Profit-Sharing Plan
  • Discretionary Performance Bonus
  • Paid Parental Leave
  • Generous Paid Time Off, including Holiday, Vacation, and Sick Pay
  • Flexible Work Hours

The pay range for this position is $156,000- $235,000 / 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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