Systems Administrator

Digital Consultants, LLC•Sierra Vista, AZ

About The Position

Digital Consultants is seeking a Systems Administrator who will oversee the organization’s cybersecurity and compliance posture, managing vulnerability assessment programs and ensuring adherence to Department of Defense (DoD) and NIST security frameworks. This position plays a key role in protecting enterprise infrastructure, enforcing governance standards, and guiding cross-functional teams in implementing risk mitigation strategies.

Requirements

Clearance: Secret
Certifications: IAT Level II (i.e. CompTIA Security+)
Education: Bachelor’s degree in Cybersecurity, Information Technology, or related field (or equivalent experience).
Expertise in vulnerability management, risk analysis, and remediation tracking (POAMs).
Strong understanding of DoD STIGs, NIST CSF, and CIS Controls.
Hands-on experience with security tools such as Tenable Nessus, SolarWinds, Wireshark, and Nmap.
Proficient in Active Directory, Windows Server, Linux OS, and VMware ESXi.
Skilled in firewall administration, IDS/IPS systems, and VPN configuration.
Ability to translate complex technical issues into actionable risk management insights.
Strong analytical and problem-solving skills with an ability to work in fast-paced environments.
Excellent communication and documentation skills.

Responsibilities

Lead the vulnerability management lifecycle, leveraging tools such as Tenable to configure scans, assess risks, and drive remediation to minimize the organization’s attack surface.
Develop, track, and report Plans of Action and Milestones (POAMs) to ensure timely remediation and continuous monitoring of identified vulnerabilities.
Conduct internal governance and compliance audits, aligning configurations and security protocols with DoD STIGs, NIST CSF, and CIS Controls.
Serve as a compliance advisor to technical teams, ensuring all new system deployments, upgrades, and network changes meet security and regulatory requirements.
Engineer and maintain enterprise firewall environments, performing detailed firewall policy audits to validate compliance and optimize performance.
Collaborate with system owners, cybersecurity staff, and management to enhance the organization’s overall risk management framework and maintain continuous authorization to operate (ATO) readiness.
Document and communicate risk mitigation strategies, compliance reports, and audit findings for executive and technical stakeholders.