Strategic Interfaces Systems Engineer

nLogic•El Segundo, CA

1d•$135,600 - $199,890•Onsite

About The Position

nLogic is seeking an experienced Strategic Interfaces Systems Engineer to provide systems engineering leadership supporting interface development, integration, and technical baseline management for next-generation Military Satellite Communications (MILSATCOM) systems. The role contributes to defining, documenting, managing, and maintaining interfaces between space and ground systems and supports government decision-making and integration activities across complex space architectures. The position supports the MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort, which provides systems engineering and integration support for the U.S. Space Force’s Space Systems Command (SSC) and its acquisition of advanced MILSATCOM systems. The role works collaboratively with government and industry partners on integration challenges across space and ground systems. This is an on-site position at a secure facility in El Segundo, California, with minimal travel and standard work hours. U.S. citizenship and an active Secret security clearance are required. The anticipated salary range is $135,600 to $199,890.

Requirements

Must be able to obtain and maintain a Secret security clearance; the Position Details section also states that an active Secret security clearance is required.
U.S. citizenship is required.
Bachelor's degree in engineering, computer science, or a related technical field.
8+ years of experience supporting satellite systems, spacecraft development, or aerospace engineering programs.
5+ years of experience supporting Department of Defense programs.
Experience developing, managing, or maintaining Interface Control Documents (ICDs) for complex systems.
Familiarity with spacecraft subsystems, including RF communications, payloads, command and data handling, propulsion, thermal systems, and guidance, navigation, and control.
Ability to develop and interpret interface diagrams, communication structures, and system schematics.
Experience with systems engineering tools such as DOORS and Cameo.
Strong technical writing, communication, and presentation skills.
Demonstrated ability to communicate technical recommendations and solutions to customers, stakeholders, and senior leadership.
Proficiency with Microsoft Office applications.

Nice To Haves

Active Secret clearance or higher.
Master's degree in engineering, computer science, or a related technical field.
12+ years supporting space systems development programs.
12+ years supporting space acquisition environments.
Experience supporting satellite hardware and software development efforts.
Experience supporting Military, Department of Defense, or Intelligence Community space programs.
Experience supporting MILSATCOM systems including ESS, AEHF, EPS, PTES, PTS, WGS, and FAB-T.
Experience using Model-Based Systems Engineering (MBSE) tools.
Professional certifications such as PMP, INCOSE ASEP, CSEP, or ESEP.

Responsibilities

Develop, author, maintain, and manage Interface Control Documents (ICDs) for cross-system interfaces between space and ground segments.
Serve as the system-level ICD owner, coordinating inputs, managing document structure, adjudicating comments, and maintaining the authoritative technical baseline.
Collaborate with Configuration Management teams supporting Engineering Review Boards (ERBs) and Configuration Control Boards (CCBs).
Develop interface diagrams, message definitions, command and telemetry mappings, data dictionaries, and system-level interface descriptions.
Identify interface risks and support technical issue resolution across engineering teams.
Support system integration and test activities by maintaining authoritative interface documentation.
Ensure documentation complies with program standards, engineering best practices, and regulatory requirements.
Provide technical support in evaluating contractor change proposals.
Coordinate and manage Interface Working Groups involving government and contractor stakeholders.
Collaborate with Model-Based Systems Engineering (MBSE) teams to align models, ICDs, and technical baselines.
Develop acquisition briefings, technical papers, plans, reports, and supporting documentation for government decision-makers.
Collaborate with U.S. Space Force personnel, contractors, support organizations, and government civilians.