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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Engineer - **Company:** Aleut Federal LLC - **Location:** San Antonio, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Active Directory, Systems Engineering, CompTIA Security+, Databases, Distributed File Systems, Microsoft Exchange Server, System Center Configuration Manager, Performance Tuning, Reliability Engineering, Server Administration, Enterprise Software Applications, Information Technology, Enterprise Integration - **Published:** October 29, 2026 - **Apply:** https://www.disabledperson.com/jobs/76274155-senior-systems-engineer ## About the Role * Bachelor's degree in information technology, Computer Science, Systems Engineering, or related field (master's degree preferred), or equivalent relevant experience. * Clearance Required: Top Secret Clearance and SCI eligibility * CompTIA Security+ CE is required. * 8+ years of progressively responsible experience supporting enterprise IT systems in secure or mission-critical environments. * Demonstrated experience leading enterprise integration, sustainment, and modernization efforts. * Advanced knowledge of Microsoft enterprise services (Exchange, AD, DFS, MECM). * Proven ability to develop technical documentation, implementation plans, and validation procedures. * Strong leadership, analytical, and problem-resolution skills. Preferred Qualifications * Experience supporting DoD, Intelligence Community, or other classified government environments. * Experience supporting large, distributed enterprise systems with regional or global scope. * Strong background in service optimization across constrained or degraded environments. * Experience serving in an advisory capacity to senior government or program leadership. Core Competencies * Enterprise systems integration and sustainment leadership * Performance optimization and reliability engineering * Advanced problem resolution and risk mitigation * Technology lifecycle and modernization planning * Enterprise service continuity and quality management * Senior technical advisory and stakeholder engagement Work Schedule: This position is for Monday-Friday 0700-1600 with minimal need to resolve emergency outages after hours and weekends., Other Tech Certification CompTIA Security+ ## Description Aleut Federal is hiring for a Senior Systems Engineer for the AFSCI enterprise. The Senior Systems Engineer provides advanced technical leadership and enterprise-level support for integration, sustainment, and development of mission-critical government systems., Enterprise Integration, Sustainment & Optimization * Provide senior-level technical expertise to optimize enterprise system performance, reliability, maintainability, and computational efficiency. * Lead resolution of complex technical issues affecting enterprise deployment, operations, and sustainment. * Identify systemic improvement opportunities and provide authoritative recommendations to enhance enterprise service delivery, resilience, and scalability. * Ensure enterprise capabilities align with mission vision, scope, and operational priorities. Technical Leadership & Guidance * Provide senior technical guidance for server configuration at Enterprise Service Centers (ESCs) and supported sites. * Establish and enforce best practices for enterprise services, including email database sizing, mailbox quotas, backup requirements, and service performance optimization. * Lead technology lifecycle planning efforts including upgrades, modernization initiatives, refresh strategies, and sustainment planning. Enterprise Change & Implementation Leadership * Lead the planning and design of significant enterprise system changes and improvements supporting evolving mission requirements. * Develop and approve design documentation, build guides, and implementation plans used for enterprise deployments. * Ensure all technical solutions include comprehensive test plans, validation procedures, and acceptance criteria to verify operational objectives and capabilities. * Provide authoritative updates and resolution strategies for technical issues that may impact enterprise rollout, continuity, or long-term sustainment. Requirements Analysis & Capability Integration * Lead the review and assessment of enterprise requirements and solution designs to integrate new capabilities into existing or planned environments. * Evaluate opportunities to enhance automation, improve service efficiency, and increase aggregate enterprise capabilities. * Ensure compatibility, stability, and operational readiness of integrated solutions across enterprise systems. Enterprise Service Continuity & Quality of Service * Lead technical efforts to ensure enterprise service continuity and acceptable quality of service across all sites. * Provide specialized support strategies for legacy or constrained environments, including sites impacted by high latency, low bandwidth, or large user populations. * Guide migration and sustainment efforts to maintain reliable access to core enterprise services. * Provide senior technical oversight and guidance for Microsoft-based enterprise services including: * Microsoft Exchange * Active Directory (AD) * Domain-based Distributed File System (DFS) * Microsoft Endpoint Configuration Manager (MECM) Ensure enterprise services leverage platform capabilities for performance, resiliency, security, and operational continuity. Program Advisory & Stakeholder Engagement * Serve as senior technical advisor to the Program Management Office (PMO), providing expert input on system risks, solutions, alternatives, and enterprise impacts. * Collaborate with government leadership, operations teams, and technical staff to ensure enterprise systems meet mission needs. * Mentor and provide technical guidance to junior and mid-level engineers as required.