Senior Systems Engineer [JOB ID 20260220]

Phoenix Cyber has an exciting new opportunity for a Senior Systems Engineer supporting a government client. This position is onsite at the client location. 

Requirements:

• Bachelor's degree in Computer Science or a related field
• 10 years of experience in Systems Administration 
• Hands-on experience in installing, configuring, maintaining, and resolving issues with various software
• Category IAT Level II
• Top Secret Clearance or higher 
• Azure, Windows, or AWS certification 

Responsibilities: 
Systems Administrator will be responsible for managing, maintaining, and securing critical IT infrastructure (servers, networks, storage) within secure environments. 

System Management & Maintenance:

• Install, configure, operate, and maintain servers, storage, and peripherals.
• Administer Active Directory (AD), DNS, DHCP, Group Policy (GPO), and VMware environments.
• Ensure system stability, integrity, and performance for core organizational functions.
• Perform hardware and software upgrades and maintenance.

Security & Compliance:

• Apply and validate DoD Security Technical Implementation Guides (STIGs) to ensure  secure configurations.
• Implement and manage security controls, patching, and vulnerability remediation.
• Participate in Risk Management Framework (RMF) documentation and accreditation.
• Monitor for security threats and risks, managing firewalls.

Automation & Documentation:

• Develop and maintain Standard Operating Procedures (SOPs), documentation, and network
  diagrams.
• Automate routine tasks using scripting languages like PowerShell, Python, or Ansible.
• Create and maintain OS images for deployment.

Support & Troubleshooting:

• Provide advanced, Tier 2/3 technical support, resolving complex incidents.
• Monitor system performance (e.g., SCOM) and manage backups/disaster recovery.
• Escalate issues and provide detailed reports (DLA INFOSPOTS, SITREPs, AARs) for   critical outages.

Phoenix Cyber is a national provider of cybersecurity engineering services, operations services, sustainment services and managed security services to organizations determined to strengthen their security posture and enhance the processes and technology used by their security operations team.

Phoenix Cyber is an equal opportunity employer and complies with Executive Order 11246, Section 503 of the Rehabilitation Act of 1973, the Vietnam Era Veteran's Readjustment Assistance Act (VEVRAA), all amendments to these regulations, and applicable executive orders, federal, and state regulations. Applicants are considered without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, and/or veteran status.

Phoenix Cyber participates in E-Verify to confirm the employment eligibility of all newly-hired employees. To learn more about E-Verify, including your rights and responsibilities, go to