Staff Network Engineer

El Segundo, California, United States RAIL Full-time $150k to $187k Posted Oct 19, 2026
Apply on ENSCO (opens in a new tab) Sourced via job-boards.greenhouse.io · Posted 2026-10-19

About this role

ENSCO is hiring a Staff Network Engineer, full-time, on-site in El Segundo, California, United States, in the RAIL sector.

For more than 50 years, ENSCO has been providing leading-edge engineering, science and advanced technology solutions to governments and private industries worldwide.

ENSCO prides itself in creating and applying advanced technologies for mission success. We provide systems engineering, integration, and advanced technology services to transform the future safety, security, and resiliency of critical missions on the ground, in the air, in space, and in the information systems that connect these domains.

Learn more about ENSCO.

Position Description

ENSCO Inc. is a diverse engineering and technology company that provides engineering, science, and advanced technology solutions supporting mission success, safety, and security for government and commercial customers worldwide.

We are seeking a Senior Network Architect Engineer to work directly with Government mission leaders and independently governed program teams delivering elements of a critical space mission capability. Each participating organization may hold a different architecture vision, acquisition path, technical baseline, funding profile, and delivery schedule. This role creates trusted relationships and shared technical evidence needed to bring those efforts together.

The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force’s Space System Command. We support the Space Force’s acquisition of state of the art Military 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.

Primary Responsibilities:
• 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

Qualifications Required:

• 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
• AN ACTIVE DOD SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION FOR WHICH, YOU MUST BE A U.S. CITIZEN

Qualifications Desired:

• 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
• DoD Top Secret with SCI eligibility or active TS/SCI clearance

Required Certifications: None
U.S. Citizenship Required: Yes
Security Clearance Required: Secret
Employment Type: Regular Full-Time
Background Check Type: 7 Year Pre-Employment
Drug Screen Required: None
Position Contingent Upon Contract Award: Yes

Salary Range $150,000 — $187,000 USD

REAL ID Requirement

Description from ENSCO's official posting. Always confirm details on the company careers page.

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About ENSCO

ENSCO

Company in the mobility sector tracked nightly on the Mobility Jobs board.

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About Larry Sherwood Jr.

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Curated by Larry Sherwood Jr. on the free Mobility Jobs board. Pulled nightly from company applicant tracking systems. Apply directly on the source link above to be considered.