TS/SCI clearance with appropriate polygraph required
Substantial experience in system administration for large technical teams
5+ years supporting Linux and Microsoft servers
5+ years in operating system and application hardening
5+ years in software/hardware deployment and patch management
Proficiency in Windows Server 2016, 2019, and Active Directory
Willingness to travel locally and occasionally CONUS/OCONUS
Responsibilities
Install, administer, and optimize server and desktop configurations
Manage complex server enclaves, including vulnerability assessments and patching
Identify and resolve critical hardware and software issues
Develop and maintain documentation of server/network environments
Coordinate with end-users and external support on outages and upgrades
Benefits
Opportunity to work in a high-pressure, dynamic environment
Engagement with cutting-edge technologies and complex systems
Collaboration with a diverse team of technical professionals
Potential for career advancement in a specialized field
Support for continuous learning and skill development
Full Job Description
Job Description
The Opportunity We are seeking a highly skilled Mid-to-Senior System Administrator to manage and optimize a large, complex, and geographically distributed network environment. This role is designed for a technical professional who excels in high-pressure environments and possesses the agility to adapt to evolving operational priorities.
The successful candidate will oversee multiple air-gapped systems, each with its own distinct domain and supporting infrastructure. This is a pivotal role requiring a blend of strategic system engineering and hands-on technical execution to sustain and upgrade critical capabilities.
Primary Responsibilities
System Optimization: Install, administer, and optimize server and desktop configurations to ensure continuous, reliable, and efficient operations.
Security & Compliance: Manage complex server enclaves, including vulnerability assessments, patching, certificate renewals, and Active Directory configurations.
Technical Problem Solving: Identify and resolve critical hardware and software issues, developing sustainable long-term solutions for recurring operational challenges.
Infrastructure Documentation: Develop and maintain comprehensive documentation of complex server/network environments to streamline incident resolution and knowledge transfer.
Stakeholder Communication: Coordinate with end-users and external support personnel regarding outages and upgrades, while providing data-driven recommendations to upper management.
#LI-PB2
Required Skills and Education
Must possess a TS/SCI clearance with appropriate polygraph
Professional Experience: Substantial experience providing direct system administration support to large groups of technical staff, including developers and engineers.
Technical Proficiency: Minimum of 5 years of hands-on experience supporting both Linux and Microsoft-based servers and workstations.
Security Hardening: 5+ years of experience in operating system and application hardening, specifically within DISA and high-assurance environments.
Lifecycle Management: 5+ years of experience in software/hardware deployment, patch management, and robust backup/restore functions.
Core Competencies: Proficiency in Windows Server 2016, 2019, and Active Directory.
Travel: Ability to perform local travel and occasional annual CONUS and OCONUS trips.
MDOPS
Preferred Skills and Education
Education: Bachelor's Degree in System Engineering, Computer Science, Information Systems, or a related technical field with 8+ years of relevant experience.
Specialized Tools: Experience building and maintaining large-scale, distributed Trellix ePO environments.
Automation: Strong scripting capabilities using SALT and Python.
Advanced Stack: Hands-on experience with Red Hat 7/8, VMware, Apache Tomcat, IIS, SQL Server, and KVMs.
Security Architecture: Expertise in security accreditation, PKI, SSP, multi-domain environments, and vulnerability assessment.
Virtualization & Hardware: Proficiency in client/server virtualization, disk arrays, PowerShell, PowerCLI, HSMs, and NTP.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.
About BAE Systems
BAE Systems plc is a British multinational arms, security, and aerospace company. It is among the world's largest defense contractors, with over 85,000 employees and operations in over 40 countries. BAE Systems is involved in the design, development, and manufacture of a wide range of products and services, including military aircraft, naval ships, and land vehicles. The company also provides a range of cybersecurity and intelligence services. BAE Systems has a long history, dating back to the 19th century, and has been involved in many major defense projects. Visit baesystems.com for more information.
