83 network systems engineer jobs at 47 companies in Sun City, CA
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OT Systems Network Engineer
Irvine, California, United States
$110k-$140k/yr OnsiteFull Time
Experienced OT/ICS engineer with industrial networking, automation, virtualization, Windows Server, and OT cybersecurity knowledge; client-facing troubleshooting and documentation skills required.
Cisco, Fortinet, Palo Alto, Moxa, Hirschmann, VMware, Hyper-V, Windows Server, Active Directory, Group Policy, Remote Desktop Services, Microsoft SQL Server, WSUS, Microsoft Visio, AVEVA System Platform, Inductive Automation Ignition, Trihedral VTScada, Rockwell FactoryTalk View, Siemens WinCC, AVEVA PI, AVEVA Historian, AVEVA Reports, SSRS, Microsoft Power BI, EtherNet/IP, Modbus TCP, Modbus RTU, Profinet, OPC UA, DNP3, IEC 61850, cellular modem, SD-WAN, Linux
2mo
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Senior Network Engineer, Airborne Systems
Irvine, California, United States
$125k-$190k/yr OnsiteFull Time
7+ YOE7+ years network engineering experience designing, deploying, and sustaining secure, low-latency communications for UAS/airborne systems; Cisco IOS/IOS‑XE expertise; RF radios, datalinks, SATCOM, IP networking, and DoD cybersecurity (RMF/STIG) knowledge; active Secret clearance required.
Cisco IOS, Cisco IOS-XE, Splunk, SolarWinds, Cisco ISE, HAIPE, TACLANE, Cisco Unified Communications, VoIP, VTC, OSPF, EIGRP, RIPv2, BGP, IPv4, IPv6, NTP, SNMP, SSH, Syslog, RADIUS, TACACS+
2mo
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Systems Engineer
Temecula, California, United States
$75k-$120k/yr HybridFull Time
4+ YOE4+ years hands-on experience with PLC/SCADA/HMI, programming, networking; degree in engineering or computer science; strong communication; valid driver's license; willingness to travel.
PLC Programming, HMI, SCADA, Networking, Database, High-level programming, C#, HTML5, .NET, SQL, VB, VBA, Microsoft Office
1mo
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Tactical Fires Network Systems Analyst
Camp Pendleton, California, United States
$62k-$141k/yr OnsiteFull Time
Experience integrating Marine Corps networks and fires C2 systems (AFATDS, JADOCS, JFN, Maven MSS), capability analysis, requirements definition, system test/integration, technical writing, TS/SCI clearance, HS diploma/GED, and ability to travel up to 25%.
AFATDS, JADOCS, JFN, Maven Smart Systems (MSS)
2w
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Systems Engineer II
Carlsbad, California, United States
$82k-$137k/yr HybridFull Time
2+ YOEBachelor's in engineering, 2+ years system-level engineering experience, skilled in thermodynamics, embedded C/C++, Linux, networking and industrial protocols, strong analytical and problem-solving skills.
C++, C, uC/OS, NetBurner OS, JavaScript, HTML, CSS, Python, Modbus TCP/IP, SNMP, EtherNet/IP, Linux
2w
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Consulting Systems Engineer (Southern California) - Network
San Diego or Los Angeles or Orange County
$150k-$200k/yr OnsiteFull Time
8+ YOE8+ years solutions architecture/systems engineering experience, expertise in networking and/or network security, travel up to 25%, bachelor’s in relevant field preferred, vendor certifications (Cisco, Dell) a plus.
1w
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AIR C2 SYSTEMS ENGINEER
Camp Pendleton, California, United States
$95k-$125k/yr HybridFull Time, Part Time
Technical expertise in LAN, WAN, virtual networks, OSI Layers 1–4, air C2 systems, Link-16, tactical data links, network testing, performance analysis, and engineering problem-solving.
LAN, WAN, Link-16, JREAP A, JREAP B, JREAP C, Satellite Link 16, OSI
2w
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Sr. Systems Engineer
Redondo Beach or Los Angeles or Costa Mesa
OnsiteFull Time
5+ YOE5+ years endpoint engineering/systems administration; experience with Windows 11, Microsoft 365, Entra ID, Intune/Autopilot, SolarWinds; local network troubleshooting and VIP executive support; strong documentation skills; onsite in Costa Mesa.
Microsoft Autopilot, Microsoft Intune, Entra ID, Microsoft 365, SolarWinds
1mo
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Staff Systems Engineer, M&A
Seattle or Costa Mesa
$191k-$253k/yr OnsiteFull Time
9+ YOE9+ years systems/network/infrastructure experience; expertise in cloud, networking, virtualization, IAM, containerization, and scripting; ability to obtain US Secret clearance and travel for deployments.
Lattice OS, AWS, Azure, GCP, Docker, Kubernetes, Linux, Windows, IAM, SSO, MFA, Python, Ansible, Terraform, BGP, OSPF, VLANs, Spanning Tree, Palo Alto, Fortinet, Cisco ASA, IPsec, SSL, F5, HAProxy, IDS/IPS, SIEM, CI/CD
2mo
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Senior Systems Engineer
Carlsbad, California, United States
$142k-$224k/yr HybridContract
5+ YOEBA/BS in engineering or equivalent experience; 5+ years supporting enterprise server hardware, Linux, and VMware; 3+ years managing SAN, Active Directory, and Windows; experience with config management (Puppet/Ansible/Chef/Salt), scripting (Bash/Python/Perl), and networking fundamentals.
VMware, Active Directory, LDAP, DNS, NTP, syslog, Puppet, Ansible, Chef, Salt, Bash, Python, Perl
1mo
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Tactical Fires Network Systems Analyst
Camp Pendleton, California, United States
$62k-$141k/yr OnsiteFull Time
Experience integrating Marine Corps fires and networks (AFATDS, JADOCS, JFN, MSS); Marine Corps operations experience; capability analysis, requirements definition, system test/integration, and technical documentation; TS/SCI clearance; HS diploma or GED; ability to travel up to 25%.
AFATDS, JADOCS, JFN, Maven Smart Systems (MSS)
2mo
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Senior Systems Engineer
Carlsbad, California, United States
$142k-$264k/yr OnsiteContract
5+ YOE5+ years supporting enterprise server hardware, Linux and VMware; 3+ years SAN and Active Directory; scripting with Python/Bash/Perl; BA/BS or equivalent experience; strong networking and communication skills.
VMware, Active Directory, LDAP, DNS, NTP, syslog, Linux, Windows, Puppet, Python, Bash, Ansible, Chef, Salt, Perl
1mo
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Senior Systems Engineer, SATCOM and RF Connectivity
Brea, California, United States
$97k-$117k/yr HybridFull Time
6+ YOEBachelor's degree or equivalent experience, 6+ years systems engineering experience (aerospace/SATCOM preferred), SATCOM/RF/IFC knowledge, IP networking, requirements management, ALM/MBSE/Cameo experience preferred, AutoCAD and INCOSE certification desired.
Application Lifecycle Management (ALM), Model-Based Systems Engineering (MBSE), Cameo, AutoCAD, DVB-S2X
3mo
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Senior Physical Security Systems Engineer
San Dimas, California, United States
$130k-$160k/yr OnsiteFull Time
5+ YOELead design and implementation of enterprise physical security systems; 5+ years in security engineering; IP-based security, network, Windows server, and data management; project leadership.
Genetec, Lenel, Milestone, Python, CAD, Revit, BIM, Windows Server, IP-based security systems, Video management platforms, Access control systems
4d
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Cloud Systems Engineer III
Santa Ana, California, United States
$123k-$135k/yr HybridFull Time
2+ YOERequires 3+ years of Windows Server administration, 2+ years of cloud infrastructure experience, Linux, Intune, IaC, cloud security, networking, containers, scripting, and California residency near Santa Ana.
Microsoft Windows Server, Active Directory, Group Policy Objects (GPOs), DNS, DHCP, RHEL, CentOS, Ubuntu, Bash, Ansible, AWS, Azure, Microsoft Intune, Azure Active Directory (Entra ID), Terraform, Bicep, ARM, CloudFormation, Git, IAM, RBAC, MFA, VPC, VNet, VPN, ExpressRoute, Direct Connect, AKS, EKS, Kubernetes, Python, PowerShell, CI/CD
1w
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Systems Engineer
Solana Beach, California, United States
$72k-$97k/yr OnsiteFull Time
3+ YOERequires 3+ years administering Microsoft-based infrastructure, Azure, networking, or enterprise technology environments; Azure Administrator certification, technical troubleshooting skills, and availability for after-hours support. IT degree preferred.
Microsoft Azure, Microsoft 365, Windows Server, Active Directory, Group Policy, Microsoft SQL Server, SQL, Internet Information Services (IIS), Microsoft Teams
1mo
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Sr. Wireless Systems Test Engineer
Carlsbad, California, United States
OnsiteFull Time
7+ YOE7+ years in wireless system testing or product development; strong RF and networking knowledge; test automation experience with Python/PyTest or LabVIEW; experience with Wireshark and RF test equipment; excellent analytical and communication skills.
Wireshark, iPerf, Spectrum Analyzers, Signal Generators, Vector Network Analyzers, Power Analyzers, Jira, Confluence, Python, PyTest, LabVIEW, OmniPeek, Oscilloscopes, RF Power Meters, Current/Power Analyzers, RF High-Impedance Probes, Function Generators, Multimeters
4d
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Professional Service Systems Engineer
Santa Ana, California, United States
$120k-$140k/yr FieldFull Time
4+ YOERequires 4+ years of technical experience with access control, video, or intrusion systems; infrastructure, virtualization, cybersecurity, and Windows expertise; US citizenship; ability to obtain a security clearance; 50% travel.
SAN, NAS, VMware, Microsoft Virtual Server, Microsoft Cluster, HSPD-12, FISMA, FIPS-12, DISA, NIST, FICAM, CISSP, MCSE/MCITP, CCNA, Security+, Network+, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows 10, Windows 11, SQL Server 2016, SQL Server 2017, SQL Server 2019, SQL Server 2022, Active Directory, Group Policy, DHCP, DNS, IIS, Tenable Nessus, ACAS, SCAP Scanner, STIG, WSUS, PKI, Smartcard, Cybersecurity Management System (CSMS)
2mo
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Sr Telephony Systems Engineer
Irvine, California, United States
$73k-$110k/yr OnsiteFull Time
5+ YOE5+ years IT/telecom experience (or Bachelor's), strong SQL/APIs/databases skills, networking (DNS, DHCP, VPNs, WAN/LAN, TCP/IP), VoIP/contact center/Genesys experience preferred, ability to troubleshoot live systems and work independently.
SQL, APIs, databases, DNS, DHCP, VPNs, WAN, LAN, TCP/IP, Genesys Cloud, Genesys Interactive Intelligence, Auto Dialer, IVR, VoIP
3mo
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Systems Architect - SPE/Consulting
Newport Beach, California, United States
$118k-$241k/yr OnsiteFull Time
10+ YOEBachelor in Electrical Engineering or equivalent; 10+ years in semiconductor product definition/standardization; experience with networking tech; travel >20%; US Person per ITAR.
Laser Drivers, TIAs, DSPs, Equalizers, Networking
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