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Mid-Level Systems Engineer Security Clearance

Job in Tysons, Fairfax County, Virginia, USA
Listing for: Fantom Corporation
Full Time position
Listed on 2026-02-27
Job specializations:
  • IT/Tech
    Systems Engineer, Cybersecurity, Cloud Computing
Job Description & How to Apply Below
Position: Mid-Level Systems Engineer with Security Clearance
Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth. We are seeking a skilled Mid-Level Systems Engineer to join our team and contribute to meaningful, mission-driven work for our customer. The Systems Engineer is responsible for managing and supporting application infrastructure across multiple network environments.

This role ensures systems meet security and compliance requirements while maintaining reliable, around-the-clock operational support. The Systems Engineer is accountable for implementing technical standards and providing 24/7 on-call support as required by contract. Responsibilities
* Design, implement, configure, and test operating systems, application software, and system management tools

* Monitor system performance, identify issues or bottlenecks, and implement improvements to maintain system reliability

* Maintain security controls, backup processes, and disaster recovery capabilities to protect systems and data

* Develop and maintain scripts and automation tools to streamline operations and increase efficiency

* Troubleshoot and resolve complex issues involving hardware, software, and network components

* Collaborate with development teams, leadership, and other stakeholders to understand system needs and deliver solutions

* Create and maintain documentation related to system configurations, procedures, and architecture

* Evaluate new and emerging technologies to support system enhancements or future implementations Qualifications
* At least two years of experience in a systems engineering or related role

* Strong working knowledge of network infrastructure, server administration, and virtualization technologies

* Experience using scripting or automation tools such as Python

* Ability to analyze complex environments and assess technical tradeoffs

* Proven problem-solving and troubleshooting skills

* Ability to communicate technical information clearly to both technical and non-technical audiences
* #CJ Requirements
* Must be fully cleared with a recent polygraph

* Must be willing and able to work fully onsite at the location listed in this posting

* Must be willing to provide 24/7 on call support Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider. Established in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, Dev Sec Ops  Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners.

We excel in delivering emerging technologies such as Artificial Intelligence (AI) and Machine Learning (ML) with a focus on identifying trends, object detection, and classification of structured and unstructured data. Fantom Corp possesses mastery in all aspects of digital audio production. We lead in the ideation and creation of efforts for clients who want to harness the power of podcasting.

We guide them in selecting the right show format for their needs and goals. As a Small Business, we possess the innovation, speed and flexibility to meet your requirements. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment.

Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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