Senior Cyber Engineer (TS/SCI Required)

Everfox LLC; Washington (District of Columbia); Hybrid; USD 152,000 - 188,000; Full time

Benefits offered by this job

Flexible PTO

401k match

Healthcare

Job summary

Everfox is seeking a Senior Cyber Engineer to support a dedicated customer site in the DC area. The role demands hands-on troubleshooting across Windows and RHEL 8.x, with virtual host management on ESXi/Hyper-V and ongoing security remediation per STIGs.

Strong communication with customer and leadership is essential. The candidate will monitor Kubernetes via Grafana, handle firmware updates on servers and network devices, and collaborate with product teams to resolve issues.

Qualifications

• 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 relevant professional experience.

Responsibilities

• Installs and troubleshoots Windows and RHEL 8.x OS on Everfox appliances.
• Manages ESXi/Hyper-V virtual hosts and monitors performance.
• Remediates vulnerabilities per STIGs or scans and applies firmware updates.
• Provides first-line support with onsite government/contractor staff and communicates with management.
• Performs health checks on Kubernetes clusters and logs for proactive issue detection.

Skills

Top Secret/SCI clearance

IAT II or higher

Windows OS services

RHEL 8.x

ESXi/Hyper-V admin

Network security knowledge

Education

Bachelor’s degree in CS or related

Tools

HBSS

Tanium

Digital Guardian

Grafana

Job description

Job Title: **Senior Cyber Engineer**Primary Work Location\\*: NCR/DC regionWorkdays: **Monday-Friday Remote Flexibility**Work Hours: **8 hours per day starting between 6am – 9am** *(Occasionally, weekend support may be required to facilitate installations and upgrades.)***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.**Key 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.### **Key Knowledge and Skills:*** 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.* 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.**Key Education Requirements:*** Bachelor’s degree in computer science, information systems, cybersecurity, or equivalent experience.* 8+ years of experience of relevant professional experienceA reasonable estimate of the base salary range for this role is:$151,800.00-187,500.00 USD The actual salary offered may vary within the range based on a candidates' unique experience, locale, and business needs. In addition to a base salary and bonus plans, Everfox offers a generous benefits package including flexible PTO, a 401k match, and contribution to healthcare coverages. Our Talent Acquisition team will provide specific information regarding bonus eligibility and benefits offerings. \\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_\\_ *Don’t meet every single qualification? Studies show people are hesitant to apply if they don’t meet all requirements listed in a job posting. If there is something slightly different about your previous experience, but it otherwise aligns and you’re excited about this role, we encourage you to apply. You could be a great candidate for this or other roles on our team.* *Everfox is an equal employment opportunity employer and complies with all applicable federal, state, and local laws prohibiting discrimination. Everfox does not discriminate against any employee or applicant based on race, color, religion, sex, age, national origin, disability, veteran status, marital status, medical condition, or any other category protected by applicable law. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access the Company’s career webpage as a result of your disability. You may request reasonable accommodations by sending an email to* *[e-mail]**.* *Everfox is a Federal Contractor. Certain positions with Everfox require access to controlled goods and technologies subject to the International Traffic in Arms Regulations or the Export Administration Regulations. Applicants for these positions may need to be \"U.S. Persons,\" as defined in these regulations. Generally, a \"U.S. Person\" is a U.S. citizen, lawful permanent resident, or an individual who has been admitted as a refugee or granted asylum.* *Applicants must have the right to work in the location to which you have applied.*