{"id":2582024,"url":"https://alion.io/job/saic-systems-network-engineer-ii","title":"Systems Network Engineer II","company":{"id":58788,"name":"SAIC","domain":"saic.com","url":"https://alion.io/company/saic","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":81,"open_postings":55,"ghost_share":0,"stale_share":0.964,"repost_share":0,"time_to_fill_p50_days":12,"computed_at":"2026-10-14T06:34:16Z"}},"role":"Networking","role_family":"Networking","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Diego, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":77000,"max_usd":170000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":180},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Layer 2","optional":false},{"name":"Least Privilege","optional":false},{"name":"TCP/IP","optional":false},{"name":"Ansible","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"CIS Benchmarks","optional":true},{"name":"GCP","optional":true},{"name":"Kubernetes","optional":true},{"name":"Python","optional":true},{"name":"Terraform","optional":true},{"name":"Wireshark","optional":true},{"name":"Zero Trust","optional":true}],"status":"live","first_seen_at":"2026-10-14T16:35:43Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-15T02:15:53Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"SAIC seeking a Systems Network Engineer II to support the design, configuration, integration, and sustainment of secure network infrastructure supporting distributed computing, cloud, and software environments. This mid-level role will work across on-premises lab and test environments, cloud infrastructure, and distributed computing platforms to maintain reliable and secure connectivity. The candidate will collaborate with network engineers, cloud and platform teams, cybersecurity personnel, software developers, and other technical stakeholders to troubleshoot network issues, maintain network documentation, implement access controls, and support emerging capabilities. The ideal candidate possesses strong foundational networking skills, hands-on troubleshooting experience, and an interest in expanding their expertise across cloud networking, containerized environments, network automation, and modern infrastructure technologies.\nTHIS IS AN ONSITE ROLE IN SAN DIEGO, CA. WITH UP TO 5% OF CONUS/OCONUS TRAVEL INVOLVED.\nJOB DUTIES:\nConfigure, maintain, and troubleshoot Layer 2 and Layer 3 network infrastructure supporting on-premises, laboratory, test, cloud, and distributed computing environments.\nSupport network connectivity by integrating compute nodes, network infrastructure, and cloud or on-premises backend services.\nDevelop and maintain network topology diagrams, data-flow documentation, configuration records, interface information, and other technical artifacts documenting system connectivity and network dependencies.\nConfigure and maintain network security controls, including Access Control Lists (ACLs), firewall policies, traffic filtering rules, ports and protocols, and network segmentation to support least-privilege access.\nDeploy, monitor, troubleshoot, and maintain secure remote and site-to-site connectivity using IPsec, SSL/client-based VPNs, and other approved communications technologies.\nMonitor network health, availability, throughput, packet loss, and latency using network monitoring and diagnostic technologies while troubleshooting L2/L3 issues affecting applications and infrastructure.\nSupport provisioning and configuration of cloud networking components, including VPCs/VNets, subnets, route tables, peering connections, security controls, and private endpoints used to connect cloud services with enterprise and distributed computing environments.\nSupport network security hardening, configuration reviews, vulnerability remediation, port and protocol reviews, and implementation of applicable cybersecurity requirements and technical security baselines.\nCollaborate with senior network engineers, cloud and platform teams, cybersecurity personnel, software developers, and infrastructure engineers to resolve complex connectivity issues and support integration, testing, deployment, and sustainment activities.\n REQUIREMENTS:\nBachelors and five (5) years or more experience; Masters and three (3) years or more experience; PhD and 0 years related experience\nMust be a U.S. Citizen\nMust have an Active Secret clearance to start\nMust be able to obtain a TS/SCI after start\nStrong foundational experience in network engineering, network administration, systems networking, infrastructure engineering, or related technical roles.\nExperience configuring, maintaining, and troubleshooting Layer 2 and Layer 3 networks, including switching, routing, VLANs, subnets, and network segmentation.\nUnderstanding of core networking concepts and protocols, including TCP/IP, DNS, DHCP, routing, ports and protocols, and network addressing.\nExperience configuring or supporting firewalls, ACLs, VPNs, traffic filtering, network access controls, or other network security technologies.\nExperience troubleshooting network connectivity, performance, latency, routing, and configuration issues using network monitoring and diagnostic tools.\nExperience developing or maintaining network diagrams, topology documentation, configuration records, data-flow diagrams, or other network engineering documentation.\nUnderstanding of cybersecurity principles, network hardening, least-privilege access, vulnerability remediation, and secure network configuration practices.\nStrong analytical and problem-solving skills with the ability to troubleshoot technical issues across networks, systems, applications, and infrastructure.\nStrong written and verbal communication skills with the ability to collaborate effectively with network, cloud, cybersecurity, software, infrastructure, and engineering teams.\nDESIRED SKILLS:\nExperience supporting distributed computing, edge computing, robotics, unmanned platforms, or other complex technology environments.\nFamiliarity with AWS, Azure, GCP, or similar cloud platforms and networking constructs such as VPCs/VNets, subnets, route tables, peering, private endpoints, gateways, and cloud security controls.\nFamiliarity with enterprise network monitoring and diagnostic technologies such as SNMP, NetFlow/sFlow, Wireshark, packet analyzers, or similar tools.\nFamiliarity with Kubernetes and container networking concepts, including Container Network Interfaces (CNIs), Pod-to-Pod communication, Services, Ingress controllers, and containerized microservice connectivity.\nFamiliarity with network or infrastructure automation using Terraform, Ansible, Python, Bash, or similar automation and Infrastructure as Code technologies.\nFamiliarity with Zero Trust architectures, network segmentation, identity-aware networking, or other modern network security approaches.\nFamiliarity with CIS Benchmarks, NIST guidance, STIGs, or other security baselines applicable to network infrastructure.\nExperience supporting hybrid environments connecting on-premises infrastructure, cloud services, distributed computing platforms, and geographically distributed systems.\nExperience supporting government, defense, classified, or other mission-critical network environments.\nDemonstrated ability and interest in expanding technical expertise across cloud infrastructure, container networking, automation, and emerging network technologies.","description_format":"text","description_chars":6090,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Network Security","Digital Government","Systems Integrators","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-15T02:14:33Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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