Position Overview

The System Administrator is responsible for installing, configuring, troubleshooting, and maintaining hardware and software systems and administering system accounts supporting OPTEVFOR Cyber Operational Test & Evaluation (OT&E) missions. The role ensures the security, availability, and reliability of Cyber OT&E infrastructure, toolsets, and flyaway kits, and provides technical consultation on network, system, and application issues. The System Administrator supports operational test requirements tailored to individual test events and provides real-time troubleshooting support during test execution.

Security Clearance Requirement: Eligibility for Top Secret / Sensitive Compartmented Information (TS/SCI).

Qualifications

Minimum of five (5) years of experience managing Windows Server and Active Directory environments, including installation, configuration, maintenance, troubleshooting, and operational support of computer systems and servers

Key Responsibilities

Infrastructure and Systems Administration

Install, configure, maintain, and troubleshoot server and workstation hardware and software supporting Cyber OT&E infrastructure

Administer system accounts, group policies, and access controls to ensure compliance with organizational standards and security requirements

Maintain the physical and logical security of network and system infrastructure and protect the integrity of resident data

Manage multiple systems operating across one or more operating system platforms

Security, Compliance, and Hardening

Implement and maintain STIGs, security patches, and operating system/application updates in accordance with DoD/DON policies and guidance

Maintain system and network security posture, including regular security monitoring to detect potential intrusions

Review ACAS/Tenable scan results and remediate identified vulnerabilities

Apply operating system, network, and application hardening techniques to reduce attack surface

Support secure VPN usage and access control mechanisms as required

Backup, Recovery, and Monitoring

Manage backup and recovery solutions and procedures in accordance with DoD/DON policies

Perform backup operations, verify job completion, and test recovery procedures

Monitor system, server, and network performance, availability, and capacity

Review system and application logs to identify faults, performance issues, or security concerns

Perform file archival and purging activities as required

Cyber OT&E Toolsets and Test Support

Administer and maintain Cyber OT&E toolsets and flyaway kits, ensuring readiness for test execution

Develop and maintain the master image for the Cyber OT&E toolset in accordance with Government requirements

Clone and validate toolset builds to meet operational timelines and test-specific requirements

Support infrastructure and toolset configuration tailored to individual test events

Provide real-time troubleshooting and technical support during Cyber OT&E execution

Support ongoing infrastructure status reporting to inform current and future operations planning and mission readiness

Process Improvement and Documentation

Support development and maintenance of standard operating procedures (SOPs) governing use of computing resources

Research and recommend innovative and automated approaches to system administration tasks

Install new systems and rebuild existing servers, configuring hardware, peripherals, services, directories, storage, and settings in accordance with standards and operational requirements

Upgrade and maintain administrative tools, utilities, and supporting software

DCWF Knowledge, Skills, Abilities, and Tasks (KSATs)

Knowledge

IT security principles and methods (firewalls, DMZs, encryption, VPN security)

Enterprise IT architecture and system integration principles

Network protocols and services (TCP/IP, DNS, DHCP, directory services)

Identity and access management (e.g., PKI)

Virtualization technologies and virtual machine lifecycle management

System/server diagnostic tools and fault identification techniques

Performance indicators for system availability, capacity, and reliability

Routine maintenance requirements for enterprise IT equipment

Skills

Operating system and server administration

Monitoring and optimizing system/server performance

Diagnosing and correcting physical and logical system issues

Recovering failed systems and servers

Installing system, software, and component upgrades

Configuring and optimizing applications and services

Diagnosing network connectivity issues

Maintaining directory services and group policy objects

Conducting system/server planning, management, and sustainment

Using and managing virtual machines

Abilities

Identify and anticipate system performance, availability, capacity, and configuration risks

Integrate system components to support operational requirements

Design and enforce group policies and access controls aligned with organizational standards

Apply system and operating system hardening techniques to maintain secure configurations