Senior Network Engineer

• Compensation: USD 110290 - USD 148891 - yearly

Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Engineer the Edge of Mission-Driven Innovation in Hawaii

SOSi is seeking a forward-thinking Senior Network Engineer to join our elite team at Joint Base Pearl Harbor Hickam in Honolulu. Here, you’ll architect and support cutting-edge IT solutions that empower over 5,000 users across the Pacific theater
. From enabling time-sensitive Command and Control (C2) strategies to solving complex technical challenges, your work will directly impact national security and global readiness.

If you're ready to engineer resilience where mission meets momentum—this is your next move.

As a Senior Network Engineer at SOSi, you will serve as a Subject Matter Expert (SME) for network/transport (LAN/BAN/WAN) initiatives within the customer's Area-of-Responsibility (AOR). Your role includes conducting network systems analysis and recommendations, configuring Layer-2/Layer-3 devices, implementing approved changes on the production enterprise/data center networks, and coordinating and participating in the customer's IT architecture/engineering efforts alongside the Systems Engineering, Systems Operations, Network Operations, and the Enterprise Service Desk (ESD) teams.

• Design, develop, and implement approved LAN/WAN/cryptographic architectures to support data integration plans. Determine functional testing strategy and document results.
• Design, develop and implement National Security Agency (NSA) approved Commercial Solutions for Classified (CSfC) capability packages and Taclane encryption methods.
• Configure, support, and troubleshoot External Border Gateway Protocol (eBGP) routing within a Palo Alto environment.
• Provide Tier-3 support to network-related issues.
• Review and troubleshoot network, transport, and protocol related issues.
• Act as a point of incident escalation and coverage.
• Develop, document, and standardize network configurations.
• Perform network discovery and assessment: inventories & identify network architecture and components (e.g., network devices, IOS versions, device capabilities/configurations, IP addresses/subnets, VPNs, circuit information, WAN protocols etc.).
• Employ scripts and related network tools to automate data-collection of networking components and relevant network device configurations.
• Coordinate internal and external resources relevant to network and secure transport engineering initiatives.
• Review customer requirements and recommend solutions to include List of Materials (LOM), proposals and related supporting documents (e.g., solution diagrams, implementation timelines, etc.).
• Interact with circuit providers (e.g., DISA) and manage (coordinate) required circuit actions.
• Uphold the integrity and security of network devices and systems according to Department of Defense (DoD) Secure Technical Implementation Guidelines (STIGs).
• Review work efforts/implementations and contribute to analysis, After-Action-Reports (AAR).
• Regularly collect and summarize pertinent network-related accomplishments, issues, and concerns.
• Complete activity reports in accordance with contract requirements.
• Ensure compliance of custody and ownership of Government equipment and related components.
• Participate in related solution technologies and special projects, as required.

• An Active in-scope TOP SECRET clearance with SCI eligibility.
• Bachelor’s degree in IT, Networking, or similar or 8+ years of experience in enterprise IT network engineering and operations involving complex classified DoD environments and mandatory security controls (e.g., STIGs).
• 5+ years implementation and support to Layer-3 networking.
• Extensive experience with Cisco’s routing and switching portfolio.
• Prior experience in implementing and supporting DoD secure network environments (firewalls, encryption/SSL, network separation, VLANs, tunnels, TACLANES etc.).
• 3+ years firewall experience and highly familiar…