Founded in 1989 and headquartered in Reston, Virginia, SOSi is a private defense and government solutions business specializing in advanced technology systems and mission support. Its capabilities include data science, software development, network engineering, intelligence, surveillance, and reconnaissance (ISR), and logistics.
Job DescriptionOverview
🌐 Lead the Network. Power the Mission. Join SOSi in Honolulu.
SOSi is on the hunt for a Senior Network Administrator to join our elite team at Joint Base Pearl Harbor Hickam in Honolulu, HI. In this pivotal role, you’ll ensure secure, compliant, and resilient network operations that support mission-critical communications across the Pacific theater.
From managing complex IT systems to solving high-stakes technical challenges, you’ll be at the forefront of enabling time-sensitive Command and Control (C2) strategies for over 5,000 users. If you're ready to elevate defense tech and make a strategic impact—this is your next move.
Essential Job Duties
As a Senior Network Administrator at SOSi, you will work within the Network Operations team to provide essential support within the Area-of-Responsibility (AOR). Your role includes monitoring, maintaining, and ensuring network availability, all while adhering to DoD regulations. You will be responsible for managing various network components, including LAN, BAN, WAN, telecommunications/transport protocols, Unified Communications/VoIP/Video Teleconferencing (VTC), WAN accelerators, load-balancers, firewalls, and cryptographic devices.
- Configures and maintains Cisco routers, switches, Adaptive Security Appliances (ASAs), Taclane encryption devices, and Cisco Voice over IP (VoIP) systems to support efficient data flow within the network, while following established Standard Operating Procedures (SOPs) and Tactics, Techniques, and Procedures (TTPs) when necessary.
- Supports and troubleshoots External Border Gateway Protocol (eBGP) routing within a Palo Alto environment.
- Implements and provides oversight of Commercial Solutions for Classified (CSfC) and Taclane encryption methods to protect sensitive data.
- Provides essential support in the maintenance of VDI environments, ensuring efficient and secure user access.
- Manages Cisco Unified Communications Manager (CUCM), Video Teleconferencing systems (VTC)s, and other Cisco VoIP systems to ensure reliable communication services.
- Serves as a point of incident escalation and coverage for network-related issues. Reviews and troubleshoots network transport and protocol related issues.
- Collaborates with the Cross-Domain Solutions team to facilitate secure information sharing across security domains.
- Acts as the primary point of contact (POC) for the project management team in support of the installation, configuration, and implementation of network equipment for new projects and requirements.
- Actively participates in project coordination alongside the project management team to ensure successful project execution.
- Liaises with POCs and customers to understand their network needs and provides appropriate solutions, including but not limited to List of Materials (LOM), proposals and related supporting documents (e.g., solution diagrams, implementation timelines, etc.).
- Diligently follows guidance and direction from the Network Operations Lead, Deputy, and Operations Manager, adhering to established standards and procedures for network administration.
- Participates in related solution technologies and special projects, as required.
Qualifications
Minimum Requirements
- Active in-scope TOP SECRET clearance with SCI eligibility.
- Bachelor’s Degree in IT, Networking, or similar, and 4 years of related experience or 8+ years of experience in network administration.
- DoD 8570 IAT-II compliant (CCNA, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)
- Cisco Certified Network Associate (CCNA) or higher.
- Expertise in Cisco routers, switches, ASA, Palo Alto firewalls, CSfC, Taclane encryption methods, VDI environments, Cross-Domain Solutions, CUCM, and VTCs.
- Knowledge of network security best practices and compliance standards including government Secure Technical Implementation Guidelines (STIGs).
- Strong problem-solving skills and the ability to troubleshoot network issues.
- Ability to work in a fast-paced environment, adapt to changing network requirements, and effectively communicate with POCs and customers.
- Able to support 24/7 operations (including support to exercises), when necessary.
- Able to follow instructions and work both independently and in a (distributed) team environment.
Preferred Qualifications
- Relevant IT certifications, particularly related to Cisco and network security (e.g., Cisco, Palo Alto, ITIL).
- Familiarity with Department of Defense (DoD) protocols and procedures.
- Experience with virtual infrastructure, VDI/thin-client, and VoIP deployments.
- Knowledge of Forcepoint, Juniper, and other network technologies.
- Proficient in Help Desk and software applications (Jira, Service Now, Remedy).
- Awareness of Command and Control (C2) applications.
- Experience in ITIL framework and best practices (e.g., Change Management, Configuration Management, Incident Management, Capacity Planning)
- Customer-service oriented with a willingness to participate and assist.
Additional Information
Work Environment
- Fast-paced and deadline-oriented work environment.
- Potential for non-traditional working hours, including consecutive nights and weekends.
- Occasional travel to locations within the supported Area-of-Responsibility (AOR).
- Target Salary Range: $92,550 to $112,290.
Working at SOSi
All interested individuals will receive consideration and will not be discriminated against for any reason.
Skills Required
- Active in-scope Top Secret clearance with SCI eligibility
- Bachelor's degree in IT, networking, or a related field and four years of related experience, or eight-plus years of network administration experience
- DoD 8570 IAT-II compliant certification, such as CCNA, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP
- Cisco Certified Network Associate certification or higher
- Expertise with Cisco routers, switches, ASA, Palo Alto firewalls, CSfC, Taclane encryption, VDI, Cross-Domain Solutions, CUCM, and VTC systems
- Knowledge of network security best practices, DoD protocols, compliance standards, and STIGs
- Strong network troubleshooting and problem-solving skills
- Ability to support 24/7 operations, including exercises, nights, and weekends when necessary
- Ability to work independently and within a distributed team
- Relevant Cisco, Palo Alto, or ITIL certifications
- Experience with virtual infrastructure, VDI, thin clients, and VoIP deployments
- Knowledge of Forcepoint, Juniper, and other network technologies
- Proficiency with Jira, ServiceNow, or Remedy
- Experience with ITIL change, configuration, incident, and capacity management
- Awareness of Command and Control applications
SOSi Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SOSi and has not been reviewed or approved by SOSi.
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Healthcare Strength — Health coverage is considered a relative strength, with international plan options and substantial employer contribution that support OCONUS and travel-heavy work. Company materials also highlight a comprehensive medical offering alongside wellness support.
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Retirement Support — A 401(k) program is available, with indications of employer matching though specifics are not publicly detailed. This suggests foundational retirement support for eligible employees.
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Career-Linked Recognition & Rewards — Compensation is often characterized as competitive for cleared, hard‑to‑hire, and certain overseas or mission‑critical roles. Pay levels appear closely tied to contract demands, clearance, and location.
SOSi Insights
What We Do
SOSi is a technology and services integrator focused on the aerospace, defense, and government services industry, described as one of the largest private, founder-owned companies in its sector.
