Senior Cyber Engineer (TS/SCI Required)

About the role

The Senior Cyber Engineer supports a dedicated customer site in the DC area as part of Everfox’s growing professional services engineering team. This high-impact role requires hands-on technical expertise, independence in troubleshooting, and effective communication with both the customer and Everfox leadership. The engineer provides SME-level support across endpoint security solutions (HBSS, Tanium, Digital Guardian, etc.) and ensures the operational stability, security, and performance of Everfox appliances and supporting infrastructure. The position is a full-time, on-site role in the NCR/DC region with no telework or alternate work location available.

Responsibilities

• Installs, maintains, and troubleshoots Windows and RHEL 8.x operating systems supporting Everfox appliances in both physical and virtual environments.
• Creates, maintains, and troubleshoots virtual hosts running on ESXi or Hyper-V.
• Monitors and troubleshoots performance issues impacting Everfox products onsite.
• Reviews and remediates security vulnerabilities or controls based on STIGs or scanning reports.
• Installs firmware updates on physical hardware including DellEMC and HPE servers, SANs, switches, firewalls, and other components.
• Collaborates with product support and development teams to resolve issues or bugs identified in customer-deployed products.
• Works directly with onsite government, contractor, or subcontractor staff as first-line support for deployed products.
• Performs regular health checks and monitoring of Kubernetes clusters, using tools such as Grafana to track performance metrics.
• Reviews logs proactively to identify and resolve issues before escalation.
• Deploys, monitors, troubleshoots, and optimizes endpoint security solutions, ensuring correct policy and system configuration.
• Applies broad understanding of enterprise infrastructure (data centers, networking, operations, security) to collaborate effectively across domains.
• Develops, explains, and maintains software deployment plans.
• Communicates daily with customers and Everfox management, providing activity summaries and detailed trip reports when applicable.
• Supports physical hardware tasks such as lifting, racking, and cabling.
• Performs other duties as assigned.

Requirements

Active TS with SCI or SCI eligibility within two years from last use.

At least one DoD 8140 Cyber Workforce Qualification Program certification (IAT level II or higher).

Ability to meet work authorization requirements under U.S. ITAR or EAR regulations.

Bachelor’s degree in computer science, information systems, cybersecurity, or equivalent experience.

8+ years of experience of relevant professional experience.

Skills

• Windows and RHEL 8.x installation, maintenance, troubleshooting.
• Product support and development team collaboration for issue resolution.
• ESXi or Hyper-V virtual host management.
• Appliance performance monitoring and troubleshooting.
• Security vulnerability remediation aligned with STIGs or scan reports.
• Firmware installation across major server and network hardware.
• First-line support with government and contractor personnel.
• Daily communication and reporting to customers and internal management.
• Physical hardware handling (lifting, racking, cabling).
• Deep understanding of Windows OS services and service accounts.
• Routing, switching, firewall rules, and TCP/UDP/SSH/FTP/SCP/HTTPS protocols.
• Certificate creation, renewal, installation, and troubleshooting.
• Server hardware installation, patching, and maintenance.

Benefits

• Flexible PTO
• 401k match
• Contribution to healthcare coverages
• Bonus plans (details provided by Talent Acquisition)

Pay

A reasonable estimate of the base salary range for this role is: $151,800.00‑187,500.00 USD.

Schedule

Workdays: Monday‑Friday, full‑time onsite (no telework or alternate work location). Work hours: 8 hours per day starting between 6 am – 9 am; occasional weekend support may be required for installations and upgrades.