Network Architect and Solutions Engineer

Title: Network Architect and Solutions Engineer At KBR, we deliver science, technology and engineering solutions to governments and companies around the world. KBR employs approximately 37,000 people worldwide with customers in more than 85 countries and operations in over 28 countries. KBR is proud to work with its customers across the globe to provide technology, value-added services, and long-term operations and maintenance services to ensure consistent delivery with predictable results. Trinzic is the future independent company to be created through the planned spin-off of KBR's Mission Technology Solutions business, expected in January 2027. Our people work at the frontier of what is possible, delivering solutions in challenging environments and advancing some of the world's highest-priority national security and space missions. Backed by decades of mission success, deep expertise, and trusted partnerships, Trinzic will launch as a global organization with more than 18,000 employees supporting customers around the world. Join us at a defining moment and help shape the future of a company built to tackle complex challenges and make a meaningful impact. Candidates who join KBR's Mission Technology Solutions business before the spin-off will transition to Trinzic when the separation is complete and will not need to reapply for employment. Job Summary: KBR is seeking a Network Architect and Solutions Engineer to join our team in El Segundo, CA. You will join a systems engineering team defining the next generation of space communication systems supporting US Space Force (USSF) satellite communications. You will support Systems Engineering & Integration (SE&I) activities in a multidisciplinary and collaborative environment. You will interface and collaborate with SE&I team members, contractors, government civilians and members of the USSF. You will lead and support several working groups responsible for leading technical discussion, resolve and identify risk, requirement gaps, developing briefings, writing, and tracking action items, and authoring meeting minutes. The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force’s Space Systems Center (SSC). We support the Space Force’s acquisition of state of the art satellite communications systems, providing global secure, survivable, and protected communications for our nation’s warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. Responsibilities will include:

• Serve as a trusted technical advisor to government leadership for MILSATCOM backhaul and network transport solutions.
• Develop, review, and refine network requirements, CONOPS, and technical performance parameters for SATCOM‑enabled services.
• Provide independent assessment of prime contractor network architectures, ensuring alignment with government standards, mission needs, and enterprise integration requirements.
• Support government evaluation of system trades, technical risks, and architectural alternatives across space, ground, and terrestrial environments.
• Lead the development of networking concepts of operations (CONOPS) and technical requirements for MILSATCOM backhaul and transport services.
• Analyze and advise on MILSATCOM backhaul architectures, including space segment, ground/baseband processing, transport, and enterprise network interfaces.
• Support integration planning between prime SATCOM systems and DoD infrastructure, including DISA services and Service‑specific networks.
• Assess baseband network switching, routing, and transport mechanisms required to connect SATCOM systems to DoD enterprise environments.
• Identify interoperability concerns, interface gaps, and network performance impacts across integrated systems.
• Integrate prime contractor SATCOM solutions with DoD infrastructure, including DISA transport services and Service‑specific networks (Army, Navy, Air Force, Space Force).
• Coordinate closely with prime contractors, government program offices, DISA, and operational users to align designs with mission, security, and operational constraints.
• Support definition and review of interface requirements, network diagrams, and technical documentation ensuring interoperability and standards compliance.
• Analyze network performance parameters including bandwidth, latency, availability, redundancy, and resiliency for MILSATCOM backhaul architectures.
• Provide technical input to acquisition activities, including requirements development, request for proposal (RFP) support, design reviews, and test planning.
• Evaluate and recommend network technologies, protocols, and architectures to improve performance, security, and resiliency across SATCOM and terrestrial segments.
• Participate in and lead technical interchange meetings (TIMs) with government and industry stakeholders to resolve integration challenges.
• Support system verification, validation, and operational acceptance activities for SATCOM and network transport solutions.
• Serve as a technical mentor and subject‑matter expert in MILSATCOM networking and DoD integration best practices.

Required Experience:

• Active Secret security clearance
• Bachelor’s degree in engineering, mathematics, physics, computer science, or equivalent technical discipline
• 10+ years of experience supporting military communications or network systems acquisition and/or operations
• 5+ years of experience working in development, research, or advanced engineering environments supporting government programs
• 5+ years of experience interfacing directly with senior stakeholders and contributing to requirements development and technical decision‑making
• Demonstrated experience working in a SETA, SEIT, FFRDC, or government advisory role supporting space and/or networked systems
• Demonstrated expertise in the development of networking CONOPS and technical requirements for military or government systems
• Strong understanding of MILSATCOM architectures, including backhaul services, ground systems, and enterprise network integration
• Knowledge of DoD network environments, including transport, routing, switching, and enterprise services
• Ability to perform independent technical analysis of contractor solutions
• Demonstrated ability to coordinate effectively with senior government, DISA, and industry stakeholders
• Strong written and verbal communication skills, including preparation of technical briefs, recommendations, and decision support materials
• Working knowledge of software or scripting languages used for network modeling, emulation, or simulation

Preferred Experience: TS/SCI eligibility or active clearance Master’s degree in Engineering, Mathematics, Physics, Computer Science, or equivalent technical discipline. Experience with software‑defined networking (SDN), virtualized network functions (VNF), or modern network management architectures. Experience supporting DISA architectures, transport services, or enterprise network integration efforts. Demonstrated expertise in software development or automation supporting network design, testing, or analysis. Familiarity with DISA services, architectures, and transport offerings. Experience with DoD acquisition lifecycle, requirements definition, and systems engineering processes. Experience working in multi‑domain environments, including space, terrestrial, and enterprise networks Systems engineering or program management certifications such as CSEP, ESEP, PMI / PMP Work Environment: Location: On-site Travel Requirements: Minimal Working Hours: Standard Basic Compensation: For California only, the salary range for this position is approximately $150,000 - $187,000. The offered rate will be based on the selected candidate’s knowledge, skills, abilities and/or experience and in consideration of internal parity. Other Compensation: KBR may offer bonuses, commissions, or other forms of compensation to certain job titles or levels, per internal policy or contractual designation. Additional compensation may be in the form of sign on bonus, relocation benefits, short term incentives, long term incentives, or discretionary payments for exceptional performance. KBR Benefits KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match, medical, dental, vision, life insurance, AD&D, flexible spending account, disability, paid time off, or flexible work schedule. We support career advancement through professional training and development. Ready to Make a Difference? If you’re excited about making a significant impact in the field of space defense and working on projects that matter, we encourage you to apply and join our team at KBR. Let's shape the future together. Belong, Connect and Grow at KBRAt KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together. KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law. Trinzic