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Senior Systems Engineer II
Dulles, Virginia
Direct Hire Position
It appears that you have already applied to this job.
Applied on May 28, 2020
Job Id #39237 Posted March 5, 2020

Our team has a professional opening for a Senior Systems Engineer. This position will perform network and infrastructure engineering tasks pertaining to LAN/data center system design, development, implementation, integration, and troubleshooting activities. The qualified individual should possess knowledge and experience with network technologies, services, operations, and security. The ability to obtain a US Government TS/SCI security clearance is required for this position (US citizenship required).

This position is eligible for a Sign on Bonus of up to $40k for a candidate with a current verifiable TS/SCI clearance that is hired.

Required Skills:

  • 6+ years of progressively responsible experience in design, implementation and administration for hardware and systems portfolios.
  • Proficient at building, maintaining, managing and monitoring servers running Linux
  • Working technical knowledge of Linux operating systems including RHEL and Ubuntu.
  • Knowledge and experience of Application and Security protocols, such as Solarwinds, HBSS, Certificates & Tokens, RSA, McAfee SIEM, McAfee SIEM, McAfee IPS/IDS, Rubrik Host Backup System, SAN storage, and Active Directory
  • Knowledge and experience in the design, implementation and support of VMware’s product line, including vSphere, vCloud, Director,View and SRM.
  • Experience in working with highly hardened/secure environments
  • Knowledge of the concepts and techniques of server architectures, hardware, and software.
  • Expert knowledge of TCP/IP, DNS, IPSec, GRE tunnels, multicasting and traffic balancing techniques.
  • Expert understanding of Internet routing, BGP, OSPF, Tunneling, Ethernet switching, Linux, and related networking technologies
  • Strong communicator with the ability to work effectively across multiple business and engineering teams
  • Adjust quickly to changing priorities and make quick decisions with limited information
  • High level of motivation, self-starter, ability to demonstrate effective project management and completion of complex network tasks with little guidance
  • Excellent time management skills

Highly valued skill sets:

  • Proficient and self-reliant in at least one modern scripting or programming language such as Python, and Go.
  • Familiarity with systems configuration management, orchestration, and infrastructure as code with tools such as Ansible and/or Terraform
  • Familiarity with networks
  • Experience with VMWare or KVM
  • Experience with public cloud offerings
  • Experience as a system administrator for a Splunk cluster, or similar SIEM platform
  • Install, configure, and maintain a SAN
  • Install, configure, and maintain Active Directory

Education: Requires a degree in Science, Technology, Engineering or Mathematics (STEM) and 6 years of related work experience.

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.

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Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.

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