System Administrator (w/ active Secret)

Critical Solutions•Norfolk, VA

2d•$68,000 - $88,000•Onsite

About The Position

Critical Solutions is seeking a Junior System Administrator to support our federal customer. We are looking for a highly skilled and mission-oriented junior System Administrator to join our enterprise IT operations team. In this critical role, you will be responsible for provisioning, installing, configuring, operating, and maintaining system hardware, software, and related infrastructure. You will play a key part in ensuring that system hardware, operating systems, software systems, and related procedures adhere to organizational values and rigorous security standards. The ideal candidate possesses robust technical expertise in system infrastructure administration combined with a proactive approach to security compliance, automated configuration management, and system monitoring. Working in a collaborative environment, you will sustain infrastructure health, participate in technical research and development to enable continuing innovation, and guarantee the high availability and security of essential defense and enterprise networks. Candidates must demonstrate excellent self-motivation and punctual attendance while working within a highly dynamic environment.

Requirements

Active Secret clearance
High school Diploma or General Equivalency Diploma (GED) and 5+ years in general IT
Minimum of 1–3 years of progressive experience in system administration, managing enterprise infrastructure, server operating systems (Windows/Linux), or virtualized environments.
Must be able to work schedules that extend to evenings, nights, weekends, and occasional holidays.
Must hold a current DoD 8570.01-M Information Assurance Technical (IAT) Level II certification (e.g., CompTIA Security+ CE, CySA+, CCNA Security, GSEC, or SSCP). As well as the current AZ-900 and Network+ certifications.
Candidates must currently hold all of the following: DoD 8570.01-M Information Assurance Technical (IAT) Level II certification such as: CompTIA Security+ CE, CompTIA CySA+, CCNA Security, GSEC, SSCP, AZ-900, Network+
US CITIZENSHIP IS REQUIRED.

Nice To Haves

Strong operational familiarity with DISA STIGs, Risk Management Framework (RMF) processes, automated vulnerability management platforms (such as ACAS/Nessus), and federal compliance frameworks.
Hands-on experience developing automation or configuration-management routines using PowerShell, Ansible, Jenkins, and version control repositories like Bitbucket.

Responsibilities

Administer, monitor, and maintain physical and virtual servers, operating systems, and enterprise storage solutions to ensure baseline operational efficiency and minimum downtime.
Apply Security Technical Implementation Guides (STIGs) to operating systems, applications, and network devices. Maintain a robust security posture in alignment with the Risk Management Framework (RMF).
Perform regular vulnerability scans, analyze results, and execute timely system patching, remediation, and mitigation strategies against recognized security threats.
Develop, test, and implement automated scripts and workflows using tools like PowerShell, Ansible, and Jenkins to streamline system provisioning, deployment, and configuration baselines.
Manage enterprise-wide backup and recovery procedures, routinely testing data integrity and failover systems to safeguard critical operational workloads.
Provide Tier II system administration support to isolate and resolve complex technical infrastructure issues. Draft and maintain precise system topology documentation, standard operating procedures (SOPs), and configuration logs.