Systems Administration Supervisor / Helpdesk Lead

Peraton; United States; On-site; USD 112,000 - 179,000; Full time

Job summary

Peraton is seeking a Systems Administration Supervisor to oversee the availability, security, and performance of mission-critical systems, while managing daily operations, staff development, and cross-team coordination. This role also serves as Helpdesk Lead, supporting a program providing data center/HPC infrastructure in support of AI processing.

Responsibilities include mentoring a team, coordinating upgrades and incident response, enforcing SOPs, documenting configurations, and supporting

Qualifications

• Active TS/SCI clearance with polygraph
• 6+ years of experience (lead experience allowed)
• Experience with AD and server management
• Experience with monitoring and management tools
• Knowledge of backup systems, networking, and ITSM concepts (incident/event management)
• Ability to write technical documentation
• Leadership to coordinate and mentor a team
• Certifications such as Security+, CISSP (DoD 8570/8140) preferred
• Strong Windows/Linux server administration, virtualization, and networking
• Experience with classified or restricted-access systems
• Excellent leadership, communication, and organizational skills

Responsibilities

• Supervise and mentor a team of systems administrators
• Oversee installation, configuration, maintenance, and troubleshooting
• Ensure compliance with security policies (RMF, NIST 800-53)
• Coordinate with cybersecurity, engineering, and program management
• Develop and enforce SOPs for systems administration
• Monitor system performance and capacity
• Manage scheduling, staffing, and resources
• Prepare and maintain system documentation
• Support audits, inspections, and compliance reviews
• Serve as escalation point for complex issues

Skills

Active Directory

Server management

Monitoring tools

IT service management

Incident and event management

Documentation

Leadership

Communication

Team mentoring

Windows admin

Linux admin

Tools

Monitoring tools

Job description

Responsibilities

Peraton is seeking a Systems Administration Supervisor to oversee the availability, security, and performance of mission-critical systems, while managing daily operations, staff development, and cross-team coordination. This role also serves as Helpdesk Lead, supporting a program providing data center/HPC infrastructure in support of AI processing.

What You’ll Do:

• Supervise and mentor a team of systems administrators, providing guidance on daily tasks, technical problem-solving, and professional development
• Oversee installation, configuration, maintenance, and troubleshooting of servers, networks, and infrastructure.
• Ensure compliance with applicable security policies, procedures, and accreditation requirements (e.g., RMF, NIST 800-53)
• Coordinate with cybersecurity, engineering, and program management teams to support system upgrades, patches, and incident response
• Develop and enforce standard operating procedures (SOPs) for systems administration activities
• Monitor system performance and capacity, recommending improvements as needed
• Manage scheduling, staffing, and resource allocation for the systems administration team
• Prepare and maintain documentation, including system configurations, network diagrams, and operational reports
• Support audits, inspections, and compliance reviews related to system security and operations
• Serve as a point of escalation for complex technical issues

Qualifications

Required Qualifications:

• Minimum of 6 years of experience (may have lead experience)
• Active TS/SCI clearance required with the ability to obtain a polygraph
• Experience and ability to triage incidents and events for effective resolution
• Experience with Active Directory account and server management and monitoring
• Experience with monitoring and management tools
• Knowledge of Backup Systems, Networking principles, and equipment
• Knowledge of IT Service Management Processes and concepts with special emphasis on Incident and Event management
• Experience writing technical documentation.
• Demonstrated ability to coordinate and manage work within a team, provide training and technical direction to team members, mentor newly assigned staff.
• Relevant certifications (e.g., Security+, CISSP, or equivalent DoD 8570/8140 compliance)
• Strong knowledge of Windows/Linux server administration, virtualization, and networking
• Experience supporting classified or restricted-access systems
• Excellent leadership, communication, and organizational skills

Preferred Qualifications:

• Prior supervisory or team lead experience
• Experience supporting AI/ML infrastructure or capability programs
• Familiarity with cloud environments (AWS GovCloud, Azure Government, etc.)
• ITIL or project management certification

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers.

Visit peraton.com to learn how we're keeping people around the world safe and secure.

Target Salary Range

$112,000 - $179,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.