Leidos has a new and exciting opportunity for a Cybersecurity Range Engineer in our INTEL Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!
Job Summary:
Join our team supporting the cutting-edge CYBER TRIDENT Program and make an impact by guiding the definition, implementation, and delivery of capability focused on U.S. CYBER COMMANDS (USCYBERCOM) Joint Cyber Training Enterprise (JCTE). The Cyber Range Engineer will design, implement, and maintain advanced cyber training environments. The successful candidate possesses hands-on experience in both Windows and Linux systems, virtualized infrastructures, and cybersecurity tools, with the ability to develop, deploy, and troubleshooting complex training scenarios. The ability to thrive within high pressure situations and drive relevant teams to take the right actions are a must. Don't miss the opportunity to take your career to the next level and be part of an innovative and dynamic environment. Apply now!
Responsibilities Include:
- Cyber Range Expertise: Build and configure cyber range content (virtual machines, virtual networks, accounts/roles, tooling, and exercise injects) to meet event objectives and scenario design.
- Cyber Exercises and Operations: Support the planning, building, and execution of cybersecurity training, mission rehearsal, and validation events within cyber range environments.
- Operational Design: Implement and operate offensive and defensive training content, including red cell tools, defensive sensors, and supporting applications, under established design guidance. Deliver virtual infrastructure and network support (VMware, routing/switching constructs, DNS, TCP/IP), including diagnosing connectivity and performance issues across range enclaves.
- Network Administration: Provide event support during execution windows, including environment readiness checks, user access support, troubleshooting, and rapid issue resolution. Coordinate with content developers, exercise staff, and stakeholders to capture requirements, track tasks, and communicate status, risks, and impacts.
- Technical Expertise: Configure and maintain Windows and Linux hosts used in training environments, including patching, baseline configuration, and restoration of lab state as required. Develop and update technical documentation (build notes, runbooks, diagrams, and after-action inputs) to support repeatable event delivery and knowledge transfer.
Basic Qualifications:
- Educational Background: Bachelor’s degree in technical discipline such as information technology, computer science, systems or software engineering from an accredited college or university and 8 years of experience. In addition to eight years of relevant work experience, 6 years of additional relevant experience can be substituted for degree.
- Virtual Networking and Cloud Infrastructure: Working knowledge and hands-on experience in both Windows and Linux operating system environments. Experience working with VMware and supporting systems within virtualized environments. Relevant networking engineering certification; Relevant Cloud/VMware certification; Relevant certification in RedHat/Linux/Windows.
- Network Expertise: 5+ years of combined experience with Computer Network Operations (CNO)/ Computer Network Exploitation (CNE)/ Computer Network Defense (CND) platforms, cyber training, validation exercises, and working with cyber protection teams (CPTs), including planning, coordinating, and execution.
- Security and Certifications: Must have TS/SCI with the ability to successfully pass a CI polygraph if requested, current DoD 8140/8570 IAT Level II Certification (e.g., Security+, CCNA Security, CISSP).
Preferred Qualifications:
- Familiarity with or experience supporting the Joint Event Life Cycle (JELC).
- Experience supporting cyber training and validation exercises, including planning, coordination, and execution with Cyber Protection Teams (CPTs).
- Experience using SIEMs, intrusion detection systems, or threat intelligence platforms to support cybersecurity operations.
- Experience using scripting or automation tools to streamline cybersecurity operations or environment setup.
At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today.
Careers.leidos.com
CONMD
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:July 21, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
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.
Skills Required
- Bachelor's degree in information technology, computer science, systems or software engineering and 8 years of relevant experience (or equivalent experience substitution policy)
- Minimum 5+ years combined experience with CNO/CNE/CND platforms, cyber training, validation exercises, and working with Cyber Protection Teams (CPTs)
- Hands-on experience with Windows and Linux operating system environments
- Experience with VMware and supporting systems within virtualized environments (virtual machines, virtual networks)
- Working knowledge of networking fundamentals including DNS, TCP/IP, routing and switching and virtual network constructs
- Current DoD 8140/8570 IAT Level II certification (e.g., Security+, CCNA Security, CISSP)
- Relevant networking, Cloud/VMware, or RedHat/Linux/Windows certifications
- Must possess Top Secret/SCI clearance with ability to successfully pass a CI polygraph if requested
- Ability to design, implement, configure, and restore cyber range content, tooling, and exercise injects; build and execute training scenarios; produce build notes, runbooks, and after-action reports
- Familiarity with SIEMs, intrusion detection systems, threat intelligence platforms, and scripting/automation to support environment setup and operations
- Familiarity with the Joint Event Life Cycle (JELC)
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
