Software Engineer III - SMPES SME

Apogee Engineering, LLC; Bellevue Second IV Precinct (NE); On-site; USD 140,000 - 180,000; Full time

Job summary

Apogee Engineering, LLC seeks a Senior Principal Systems Engineer-Strategic Mission Planning & Execution System SME to serve as the chief technical advisor and architect for SMPES. You will lead cross-domain design, integration, and deployment across enterprise hardware and software nodes, coordinating with USSTRATCOM and J5 Plans to align strategic planning with execution.

This on-site role supports Offutt AFB, NE.

Qualifications

• US citizenship
• Active TS/SCI clearance with SAP eligibility
• Bachelor’s degree in STEM
• 8+ years of advanced systems engineering experience

Responsibilities

• Coordinate end-to-end engineering design and deployment for SMPES network
• Lead OT integration with cloud and application layers
• Assess and modernize using digital engineering, AI/ML analytics, and DevSecOps
• Drive MBSE and automated workflows to replace legacy docs
• Interface with USSTRATCOM/J5 to translate planning requirements into tasks
• Lead milestone reviews with government program officials

Skills

SMPES SME

Digital Engineering

MBSE

C2 Systems

Education

Bachelor of STEM

Tools

DOORS

Cameo Systems Modeler

Confluence

Job description

Overview

Apogee has an exciting new opportunity for a Senior Principal Systems Engineer-Strategic Mission Planning & Execution System SME to support mission-critical software modernization, development, and deployment efforts for the Air Force Nuclear Weapons Center and US Strategic Command (USSTRATCOM)/J56

As a Senior Principal Systems Engineer and Subject Matter Expert (SME), you will serve as the chief technical advisor and architect for the Strategic Mission Planning & Execution System (SMPES) portfolio. In this highly critical role, you will lead the technical coordination, design, integration, and implementation of multi-domain command and control (C2) capabilities. You will operate at the intersection of strategic intent and technical execution, serving as a vital liaison to USSTRATCOM and J5 Plans and Policy to ensure nuclear and conventional integration planning systems.

This is a full-time position located on-site at Offutt, Nebraska.

Responsibilities

• Technical Coordination & Design Implementation: Manage the end-to-end technical coordination, architectural design, interface integration, and deployment implementation of complex enterprise software and hardware nodes across the SMPES network.
• Operational Technology (OT) Integration: Lead the secure integration and convergence of Operational Technology (OT), tactical communications networks, and mission-critical hardware with next-generation cloud and application layers.
• Technology Assessment & Modernization: Continuously review, evaluate, and assess emerging technologies (such as containerized microservices, AI/ML analytics, and DevSecOps pipelines) to determine their applicability, scaling capacity, and security readiness for the SMPES ecosystem.
• Digital Engineering Integration: Drive the adoption and execution of advanced Digital Engineering practices, leveraging interconnected data models, automated workflows, and robust Model-Based Systems Engineering (MBSE) to replace legacy documentation frameworks.
• Strategic Command & J5 Operational Liaison: Serve as the definitive USSTRATCOM and J5 Operations SME. Translate Joint Staff Level I–IV planning requirements, deliberate/adaptive target planning needs, and crisis action response paths into actionable engineering tasks.
• Milestone Review Leadership: Author definitive technical baselines and critical government program milestones with Department of War officials.

Qualifications

Minimum Experience:

Citizenship: Must be a US citizenClearance: Must possess an active U.S. Top Secret / Sensitive Compartmented Information (TS/SCI) clearance with explicit eligibility for Special Access Programs (SAP) and Nuclear Command and Control (NC2) Certifications:Education: Bachelor’s degree in a STEM discipline (Systems Engineering, Computer Science, Aerospace/Electrical Engineering) Years of Experience: 8+ years of advanced systems engineering experience to include:

• Experience as an SMPES SME with deep, hands-on knowledge of its core integrated components, such as the Integrated Strategic Planning & Analysis Network (ISPAN), Nuclear Planning & Execution System (NPES), and Global Adaptive Planning Collaborative Information Environment (GAP CIE).
• Extensive background supporting USSTRATCOM mission sets, including strategic deterrence operations, conventional integration, and working alongside J5 operational planners to implement national defense strategies.
• Demonstrated proficiency utilizing modern digital engineering architectures, configuration-as-code principles, and requirements tracking platforms (e.g., DOORS, Cameo Systems Modeler, or Confluence).

Additional InformationLocation: Offutt AFB, NEOn-site/Hybrid/Remote: On-SiteTravel: 10%