Senior Enterprise Architect

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About this role

Company Description

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.

Job Description

Shape the Future of Command and Control in the Pacific!

Join SOSi’s cyber and IT team at Joint Base Pearl Harbor Hickam in Honolulu, Hawaii, where innovation meets mission-critical impact. As a Senior Enterprise Architect, you’ll lead the design and delivery of cutting-edge IT solutions and its 5,000+ users across the Pacific theater. This is your opportunity to architect resilient systems that drive real-time decision-making and enable strategic command and control at the speed of relevance.

Essential Job Duties

As a Senior Architect at SOSi, you will provide leadership and guidance to the IT Engineering Team, which consists of Subject Matter Experts (SME) of both Systems and Networks Engineering. Your role ensures projects/initiatives/tasks are properly scoped, planned, prioritized, resourced, executed, and documented. Oversees the transition of architecture/engineering efforts from Design and Implementation to Sustainment and Operation, in accordance with the Service Delivery Lifecyle.  Functions as the Operations Person-In-Charge when both the Operations Manager and the Operations Deputy are unavailable or away.

  • Design, develop, deliver, integrate, and document, Enterprise IT Services and Architecture.   
  • Evaluate technology strategy, organization, applications, and infrastructure.
  • Coordinate on enterprise architecture landscape, including technology, information, data, security, and integration.
  • Evaluate new services, technologies, software, tools, and devices that may improve Enterprise capabilities for automation and orchestration.
  • Assess current work processes and workflows, propose recommendations for improvement and efficiencies.
  • Validate in place SOPs and TTPs against Subject Matter Expertise of relevant technologies
  • Design and Deliver solutions for customer requirements to include List of Materials (LOM), proposals and related supporting documents (e.g., solution diagrams, implementation timelines, etc.)
  • Regularly collect and summarizes pertinent IT Architecture accomplishments, issues and concerns
  • Acknowledge, categorize, and validate Request for Information (RFI’s) for Enterprise Management and Government customer(s)
  • Ensures compliance of custody and ownership of Government equipment and related components.
  • Participates in and provides feedback to IT-relevant special projects, as required.

Qualifications

Minimum Requirements

  • An Active in-scope TOP SECRET clearance with SCI eligibility.
  • Bachelors degree in IT Architecture, or similar or 10+ years of experience in Enterprise IT Engineering and Operations involving complex classified DoD environments and mandatory security controls (e.g., STIGs) including 5+ years in analysis, design and delivery of complex IT infrastructures.
  • DoD 8570 IAT-III compliant (CASP+ CE, CCNP Security, CISA, CISSP, GCED, or GCIH).
  • Relevant IT Certification (e.g., Cisco, Citrix, Dell, Forcepoint, HP, HPE, ITIL, Microsoft, Nutanix, Palo Alto, VMware).
  • Advanced knowledge in delivery and support to classified VDI/virtual environment platforms (e.g., Citrix, VMware, Azure Cloud/Hyper-V, Nutanix AHV) including thin-clients and Hyper-Converged Infrastructure (HCI).
  • Advanced knowledge in IT security mechanics (e.g., Zero-trust, authentication protocols: MFA/hardware tokens, AD/ADFS, certificates and encryption, auditing, and logging).
  • Extended knowledge of modern operating systems (e.g., MS Windows, Red Hat Enterprise Linux) and associated secure-access configurations.
  • Prior experience with NSA CSfC requirements including Multi-Site Connectivity Capability Package (MSCCP) and Mobile Access Capability Package (MACP).
  • Prior experience with Cross Domain Solutions (CDS) and/or DISA Trusted Network Environment (TNE).
  • Experience in ITIL framework and best practices (e.g., Change Management, Configuration Management, Capacity Planning).
  • Able to communicate effectively, verbally and in writing.
  • Able to work within a distributed organizational environment.
  • Customer-service oriented with a willingness to participate and assist.
  • Comprehensive knowledge of the principles, methods, and techniques used in IT solutions implementation, administration, troubleshooting and support.
  • Able to support 24/7 operations (including support to exercises), when necessary.

 

Preferred Qualifications

 

  • Bachelors degree in IT Architecture, or similar.
  • Experience in ITIL framework and best practices (e.g., Change Management, Configuration Management, Capacity Planning).
  • Certifications in TOGAF, AWS Certified Solutions Architect, and Google Professional Cloud Architect.
  • Additional IT certifications in relevant technology platform (e.g., Cisco, Citrix, Dell, HPE/Aruba, ITIL, Juniper, Microsoft, Nutanix, Palo Alto, VMware).
  • Advanced understanding and delivery on storage components (e.g., NAS/SAN storage), data availability (e.g., high availability/clustering, MS DFS-R) and archiving.
  • Familiarity with installation and support to Microsoft back-end services in a distributed data center environment (e.g., SQL Server, Exchange Server, SharePoint).
  • Extended knowledge of networking (switching and routing protocols, installation, and configuration).
  • Prior experience using Cisco, Brocade, HPE/Aruba and Palo Alto network solutions.
  • Well-versed in Department of Defense (DoD) protocols, procedures, and regulations.
  • Familiarity with C2 applications and program support.
  • Prior Help Desk/software experience (e.g., Jira, Remedy, ServiceNow).

 

Additional Information

Work Environment

  • Working conditions are normal for an office environment.
  • Fast paced, deadline-oriented environment.
  • May require periods of non-traditional working hours including consecutive nights or weekends.
  • Target Salary Range: $113,153 to $135,643.

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

Frequently Asked Questions

Is the salary disclosed for the Senior Enterprise Architect position at sosi1?
The salary for this Senior Enterprise Architect role at sosi1 is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Enterprise Architect position at sosi1 located?
This Senior Enterprise Architect role at sosi1 is based in HI, Pearl Harbor, Pearl Harbor, HI, United States, us. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Enterprise Architect role at sosi1 full-time or part-time?
This is listed as a Full time position. It is posted as a Senior Enterprise Architect role at sosi1.
How do I apply for the Senior Enterprise Architect position at sosi1?
Click the "Apply Now" button on this page. You will be redirected to sosi1's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Senior Enterprise Architect job at sosi1 posted?
This Senior Enterprise Architect position at sosi1 was posted on Jan 22, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Enterprise Architect
sosi1
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