Astrion
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Network Systems Engineer
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Astrion
Overview Network Systems Engineer
Location: El Segundo, CA
Clearance: Active DoD Top Secret / SCI eligibility required
Employment Type: Full-Time
Salary Range: $120,000 - $145,000
Overview Astrion is currently looking for experienced Network Systems Engineers in support of the Space Systems Integration Office (SSIO) in El Segundo, CA. This program focuses on providing integration assessments and analysis across multiple mission areas under Space Systems Command (SSC) portfolio.
Required Qualifications
Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related STEM field.
Active Top Secret / SCI clearance (or eligible).
5+ years of experience in network and systems engineering supporting DoD or Intelligence Community programs.
Experience setting up and installing a server from the ground floor to include configuration and hardening; experience with a Windows environment to include Active Directory, DNS, DHCP and GPOs.
Proficiency with Cisco routers/switches, firewalls, DNS/DHCP, and Active Directory.
Familiarity with DoD 8570 IAT Level II or III baseline certifications (e.g., Security+, CySA+, CASP, CCNA Security).
Experience with network design, configuration management, and documentation in secure mission environments.
Desired Qualifications
Master’s degree in a related STEM discipline.
Experience supporting Space Systems Command (SSC), NRO, or NASA mission systems.
Familiarity with network encryptors (KG-175, TACLANE, HAIPE devices) and DoD transport architectures.
Hands‑on experience with VMware, Linux, and Windows Server integration.
Working knowledge of DISA STIGs, ACAS, and RMF compliance processes.
Strong communication skills for technical exchanges, briefings, and multi‑organizational coordination.
Responsibilities
Design, configure, and integrate LAN/WAN architectures supporting satellite and ground‑based systems.
Implement routing, switching, and firewall configurations using Cisco, Juniper, and Palo Alto platforms.
Collaborate with Systems Engineering teams to ensure end‑to‑end network interoperability across multiple mission systems.
Conduct risk assessments, fault isolation, and root cause analysis to maintain high network availability.
Support system‑level design reviews (SRR, PDR, CDR) and ensure network requirements are validated and verified.
Develop and maintain technical documentation, interface control documents (ICDs), and system diagrams.
Perform network modeling, simulation, and capacity planning for scalability and redundancy.
Coordinate with Cybersecurity Engineers to ensure compliance with DoD RMF and STIG standards.
Troubleshoot and maintain networked servers, domain controllers, and Active Directory services in hybrid environments.
Support network accreditation, testing, and certification activities for classified networks (SIPR/NIPR/JWICS).
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Network Systems Engineer
role at
Astrion
Overview Network Systems Engineer
Location: El Segundo, CA
Clearance: Active DoD Top Secret / SCI eligibility required
Employment Type: Full-Time
Salary Range: $120,000 - $145,000
Overview Astrion is currently looking for experienced Network Systems Engineers in support of the Space Systems Integration Office (SSIO) in El Segundo, CA. This program focuses on providing integration assessments and analysis across multiple mission areas under Space Systems Command (SSC) portfolio.
Required Qualifications
Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related STEM field.
Active Top Secret / SCI clearance (or eligible).
5+ years of experience in network and systems engineering supporting DoD or Intelligence Community programs.
Experience setting up and installing a server from the ground floor to include configuration and hardening; experience with a Windows environment to include Active Directory, DNS, DHCP and GPOs.
Proficiency with Cisco routers/switches, firewalls, DNS/DHCP, and Active Directory.
Familiarity with DoD 8570 IAT Level II or III baseline certifications (e.g., Security+, CySA+, CASP, CCNA Security).
Experience with network design, configuration management, and documentation in secure mission environments.
Desired Qualifications
Master’s degree in a related STEM discipline.
Experience supporting Space Systems Command (SSC), NRO, or NASA mission systems.
Familiarity with network encryptors (KG-175, TACLANE, HAIPE devices) and DoD transport architectures.
Hands‑on experience with VMware, Linux, and Windows Server integration.
Working knowledge of DISA STIGs, ACAS, and RMF compliance processes.
Strong communication skills for technical exchanges, briefings, and multi‑organizational coordination.
Responsibilities
Design, configure, and integrate LAN/WAN architectures supporting satellite and ground‑based systems.
Implement routing, switching, and firewall configurations using Cisco, Juniper, and Palo Alto platforms.
Collaborate with Systems Engineering teams to ensure end‑to‑end network interoperability across multiple mission systems.
Conduct risk assessments, fault isolation, and root cause analysis to maintain high network availability.
Support system‑level design reviews (SRR, PDR, CDR) and ensure network requirements are validated and verified.
Develop and maintain technical documentation, interface control documents (ICDs), and system diagrams.
Perform network modeling, simulation, and capacity planning for scalability and redundancy.
Coordinate with Cybersecurity Engineers to ensure compliance with DoD RMF and STIG standards.
Troubleshoot and maintain networked servers, domain controllers, and Active Directory services in hybrid environments.
Support network accreditation, testing, and certification activities for classified networks (SIPR/NIPR/JWICS).
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