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Senior System Engineer

Job in El Segundo, Los Angeles County, California, 90245, USA
Listing for: SeaHill Consulting Group
Full Time position
Listed on 2026-01-13
Job specializations:
  • Engineering
    Systems Engineer, Electrical Engineering, Engineering Design & Technologists, Aerospace / Aviation / Avionics
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below

Senior Evolved Strategic Systems (ESS) Program Systems Integration Engineer

Location:

El Segundo, CA (On‑site, secure facility)

Key Responsibilities
  • Lead systems engineering and integration activities for next‑generation MILSATCOM systems
  • Develop and manage integration strategies across space, ground, crypto, and terminal segments
  • Define, manage, and verify technical baselines across multiple stakeholders
  • Lead and support technical working groups to resolve risks, issues, and requirement gaps
  • Serve as a subject matter expert supporting U.S. Space Force program offices
  • Provide technical recommendations and courses of action to support Government decisions
Day‑to‑Day Responsibilities
  • Analyze system requirements and support verification of technical baselines
  • Apply digital engineering methods, including modeling and digital twins
  • Support major requirements and design reviews
  • Develop briefings, lead discussions, and document action items and meeting outcomes
  • Review and assess proposed changes to technical baselines
  • Support risk, issue, and dependency management across programs
  • Collaborate with Government, contractor, and military stakeholders in a multidisciplinary environment
Preferred Experience & Attributes
  • Active Secret clearance with ability to obtain Top Secret
  • MS in engineering, computer science, or related technical field
  • 15+ years of Systems Engineering experience
  • 10+ years leading technical teams
  • Experience with MILSATCOM systems (AEHF, PTS, EPS, WGS, FAB‑T) preferred
  • Experience working with DoD and military stakeholders
  • Strong technical leadership, communication, and presentation skills
  • Experience with ground and airborne systems preferred
  • Familiarity with Agile development and collaboration tools (Jira, Confluence)
  • Proficiency in Microsoft Word, Excel, and Power Point
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Position Requirements
10+ Years work experience
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