Description

The Multi-Domain Solutions Division at Leidos currently has an opening for Cyber Infrastructure Engineer to work in our Orlando, Florida office.  Ability to work in Central Florida is strongly preferred. Candidates working from remote locations will also be considered. 

Primary Responsibilities 

The Cyber Infrastructure Engineer will be responsible for testing, implementing, deploying, maintaining, and administering networks and their hardware and software infrastructure.  Duties may include protecting, configuring and managing servers and computers systems, installing software and system patches, troubleshooting and maintaining integrity, and improving reliability and security. May also include device scanning (device discovery, Operating System (OS) fingerprinting, service scanning), and passive (non-intrusive) scanning.   As part of the Network Engineering Tier 3 support team, duties may also include monitoring, installation, modification, testing and servicing of network equipment; evaluating and recommending new technologies to enhance current capabilities; and contributing to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations. 

As part of our overall Team, the Cyber Infrastructure Engineer will also strive to build and support a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior at all times.

Basic Qualifications 

• A Bachelors Degree and 4 to 8 years of relative experience or Masters with 2 – 6 years of prior relevant experience
• Knowledge in the following domains: Windows, Linux, Cybersecurity, operations, networking
• Experience with defensive & offensive cyber capabilities and tools
• Solid understanding of common industry recognized security frameworks (NIST, CIS Benchmarks)
• Proficiency in scripting languages for automation
• Experience with contributing to complex projects across multiple technologies
• Excellent problem-solving, analytical, and communication skills, with the ability to explain complex topics to both technical and non-technical audiences
• DoD IAT certifications
• Must possess a minimum of a Secret clearance with the ability to obtain a TS/SCI clearance 

Preferred Qualifications 

• Experience working with DoD security Assessment and Authorization 
• Experience with eMASS 
• Experience with Jira
• Experience with Confluence
• Experience with Tenable Nessus 
• Experience with Security Onion SIEM solution
• Experience in RHEL environments
• Experience with Juniper SSRs

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

December 3, 2025

Pay Range:

Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.