Senior Specialist, Systems Engineer

L3Harris Technologies

. Contribute to the MOSSAIC Space Surveillance Telescope (SST) team .

Posted 10/14/2026full-timeColorado Springs • Colorado • United StatesSenior💰 $92,500 - $171,500 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Systems Engineering, particularly in Space Systems Engineering and Model-Based Systems Engineering (MBSE), with strong analytical, coordination, and communication skills. Proven ability to negotiate solutions and support customers through effective meetings and briefings.

Highest-signal resume keywords

SysML/MBSE ExperienceSpace Systems Engineering KnowledgeDoD Engineering ExperienceAgile ExecutionActive Secret Security Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Systems EngineeringRequirements AnalysisAnalytical SkillsTroubleshooting SkillsSystem Development Life Cycle KnowledgeDoD Systems Engineering ArtifactsRequirements WritingEngineering DrawingsMBSE Diagrams DevelopmentUse Cases Development

Soft Skills

Excellent Communication SkillsInterpersonal Leadership SkillsCoordination SkillsOrganizational SkillsAttention to Detail

Tools & Technologies

MagicDrawDOORS

Industry Keywords

Space DefenseSpace Domain AwarenessGround Optical SystemsDoD 5000INCOSENASA Systems Engineering Handbook

About the role

Key responsibilities & impact

Contribute to the MOSSAIC Space Surveillance Telescope (SST) team
Support the Space Defense portfolio within the Space & Mission Systems segment
Apply systems engineering expertise to programs and projects critical to customers
Participate in agile execution, MBSE, and requirements analysis
Support customers through meetings and briefings
Negotiate solutions among Systems Engineering, Mission Engineering, Software Engineering, and other functional groups
Potentially travel up to 10%
Work a 9/80 schedule, totaling 80 hours every 14 days with every other Friday off

Requirements

What you’ll need

2+ years’ experience with SysML/MBSE
Excellent communication and presentation skills
Ability to work harmoniously in a team environment with government customers and other contractors
Ability to negotiate solutions among functional groups
Proven analytical and troubleshooting skills
Strong coordination and organization skills with attention to detail
Domain knowledge in space systems engineering, ground optical systems, and general systems
Experience with agile execution, MBSE, and requirements analysis
Interpersonal leadership skills supporting customers, meetings, and briefings
DoD engineering experience
System Development Life Cycle knowledge
Familiarity with DoD 5000
Experience with DoD Systems Engineering artifacts (SEP, SEMP, TEMP, CMP, DMP)
Experience with INCOSE and/or NASA Systems Engineering Handbook requirements writing guide
Active Secret security clearance
Bachelor’s degree in Electrical Engineering, Computer Science, Physics, or adjacent STEM fields and 6 years of prior relevant experience; or graduate degree and 4 years of prior related experience; or, in lieu of a degree, 10 years of prior related experience
Preferred: experience and knowledge of Space Domain Awareness missions and systems
Preferred: experience with MagicDraw MBSE tool
Preferred: experience developing and editing MBSE diagrams, requirements, use cases, and requirements traceability
Preferred: experience with engineering drawings and MagicDraw traceability
Preferred: DOORS experience
Preferred: SysML/MBSE experience
Willingness to travel to a remote location for up to one month per year

Benefits

Comp & perks

Health and disability insurance
401(k) match
Flexible spending accounts
Employee Assistance Program (EAP)
Education assistance
Parental leave
Paid time off
Company-paid holidays