Fantom

Systems integration and IT services, analytics

Senior Systems Engineer - Core Systems/Network

System AdministrationUpdated on Nov 14

Full-timeChantilly, VA, USANo salary listed

About the Job

Requirements

A bachelor's degree is required.
A minimum of 8 years of relevant experience in systems engineering, enterprise infrastructure, network engineering, storage administration, or related technical disciplines is required.
Experience designing, deploying, and maintaining hybrid enterprise infrastructure is required.
Working knowledge of network environments, core storage systems, and application dependencies is required.
Experience with automated configuration, patch management, and infrastructure lifecycle management is required.
Ability to diagnose and resolve complex system integration and interoperability issues is required.
Experience implementing system hardening and maintaining compliance with federal security standards is required.
Knowledge of Risk Management Framework (RMF) and Authority to Operate (ATO) processes, including supporting technical documentation and assessments, is required.
Experience developing and maintaining disaster recovery procedures is required.
Ability to create clear standard operating procedures and provide technical guidance to IT staff is required.
Strong analytical, troubleshooting, and communication skills are required.
Ability to assess technology options and explain technical recommendations to management is required.
An active Top Secret clearance is required.
Willingness and ability to obtain a polygraph is required.

Responsibilities

Design, deploy, configure, and maintain enterprise hybrid infrastructure, networks, and storage systems.
Manage infrastructure throughout its lifecycle, including implementation, maintenance, upgrades, and replacement.
Automate system configuration and support continuous patching to maintain secure, consistent environments.
Diagnose and resolve complex interoperability issues involving infrastructure components and application dependencies.
Implement and maintain system hardening configurations in accordance with applicable federal security standards.
Support RMF assessments, ATO activities, and the technical documentation required for system authorization.
Develop, maintain, and validate disaster recovery procedures to support system restoration and operational continuity.
Analyze infrastructure performance, availability, and capacity to identify needed improvements.
Author and maintain standard operating procedures, configuration documentation, and troubleshooting guidance.
Provide technical support and guidance to IT staff on infrastructure operations and issue resolution.
Evaluate proposed technologies and advise management on technical feasibility, integration requirements, and modernization options.
Perform technical validation of proposed infrastructure acquisitions and upgrades.

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.

Must possess an active Top Secret Clearance

Must be willing and able to obtain a polygraph

Education: Bachelor’s degree required
Experience: Minimum of 8 years of relevant experience

Position Summary

We are seeking a Systems Engineer to design, deploy, and maintain enterprise hybrid infrastructure, network environments, and core storage systems. This role supports the full infrastructure lifecycle, including automated configuration, ongoing patching, disaster recovery, and system authorization through the Risk Management Framework (RMF) and Authority to Operate (ATO) processes.

The engineer troubleshoots complex interoperability issues across infrastructure and application dependencies while maintaining system hardening and compliance with federal security standards. The position also develops operating procedures, supports IT staff, and advises management on technology modernization and acquisition decisions.

Responsibilities

Design, deploy, configure, and maintain enterprise hybrid infrastructure, networks, and storage systems.

Manage infrastructure throughout its lifecycle, including implementation, maintenance, upgrades, and replacement.

Automate system configuration and support continuous patching to maintain secure, consistent environments.

Diagnose and resolve complex interoperability issues involving infrastructure components and application dependencies.

Implement and maintain system hardening configurations in accordance with applicable federal security standards.

Support RMF assessments, ATO activities, and the technical documentation required for system authorization.

Develop, maintain, and validate disaster recovery procedures to support system restoration and operational continuity.

Analyze infrastructure performance, availability, and capacity to identify needed improvements.

Author and maintain standard operating procedures, configuration documentation, and troubleshooting guidance.

Provide technical support and guidance to IT staff on infrastructure operations and issue resolution.

Evaluate proposed technologies and advise management on technical feasibility, integration requirements, and modernization options.

Perform technical validation of proposed infrastructure acquisitions and upgrades.

Required Qualifications

Must possess an active Top Secret Clearance

Must be willing and able to obtain a polygraph

Minimum of 8 years of relevant experience in systems engineering, enterprise infrastructure, network engineering, storage administration, or related technical disciplines.

Experience designing, deploying, and maintaining hybrid enterprise infrastructure.

Working knowledge of network environments, core storage systems, and application dependencies.

Experience with automated configuration, patch management, and infrastructure lifecycle management.

Ability to diagnose and resolve complex system integration and interoperability issues.

Experience implementing system hardening and maintaining compliance with federal security standards.

Knowledge of RMF and ATO processes, including supporting technical documentation and assessments.

Experience developing and maintaining disaster recovery procedures.

Ability to create clear standard operating procedures and provide technical guidance to IT staff.

Strong analytical, troubleshooting, and communication skills.

Ability to assess technology options and explain technical recommendations to management.

#CJ

Fantom Corp is a Software Development, Agile Cloud, Software Development, 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, DevSecOps 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 and identifying potential inconsistencies or verification signals in application materials based on available information. 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.

About the Company

Fantom

Systems integration and IT services, analytics

Fantom leads IT services for federal and commercial clients, focusing on big data analytics, system integration, software engineering, and technical consulting. Its offering blends architecture and program management with data-driven capabilities to help organizations detect patterns, uncover trends, and derive actionable insights from structured and unstructured data. Projects are delivered through service contracts and fixed engagements, supported by a team of architects, engineers, and program managers. What sets Fantom apart is its minority-owned status combined with a dual focus on Department of Defense and Intelligence Community work alongside private-sector clients, and its emphasis on employee well-being through benefits like profit-sharing and life insurance. The company's goal is to enable clients to make informed decisions and achieve mission and business objectives by providing specialized IT solutions and data-driven capabilities.

Company size: 11-50
Company stage: Not listed
Total funding: Not listed
Headquarters: Leesburg, VA
Founded: 2014

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