Join our talent network

Job #: R-00009900
Location: Chantilly, VA
Category: Systems Administration
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance Required: Top Secret/SCI with Polygraph
Referral Eligibility: Ineligible
Group: Intelligence


Job Requisition:

Enterprise Applications Engineer (Client/Server Engineer) TS/SCI with Polygraph

Job Description:

Job Description

At Leidos, we know the most talented and diverse IT and engineering professionals will always have a multitude of career choices; your time at Leidos will be a wise investment in your career and in yourself. Our Defense business is helping to modernize and manage infrastructure, systems and controls, and the cybersecurity for federal agencies and commercial clients around the globe. With core competencies in information technology, energy and environment, complex logistics, and specialized engineering, we solve technical challenges and implement newfound efficiencies on a number of programs.

Primary Responsibilities

Leidos is seeking an Enterprise Applications Engineer – Trusted virtualized Desktop Technologies to provide Applications Engineering support for a trusted virtualized Desktop cloud-based IaaS/PaaS data center.

  • Develops cross domain and cyber security solutions that enable government users to share and access information securely across multiple classified networks.
  • Must have a broad understanding of evolving technical trends, be able to recommend activities to position us to take advantage of those trends, and be creative in applying trends to meet our customers’ mission requirements.
  • Provides the development, shapes and delivers technical solutions.
  • Solutions must be focused to improve program performance, provide thought leadership. 
  • Demonstrate a strong understanding of bi-directional and automated data transfers between multiple domains.
  • Support security protocols; related technologies to include, but not limited to the following: security protocols; interoperability capability to label, segregate, protect, and exchange data between systems; and trusted gateways for built-in manual review and automatic validations, such as virus scanning, file type verification and other secure applications being offered to the user community within multi-level security environments.
  • Vulnerability and Security Assessments, Physical and Information Security Assessments, Software Vulnerability Testing, Penetration Testing Certification and Accreditation, and Compliance and Security Audits.
  • Enterprise Information Assurance (IA) Solutions and Services: Cross-Domain Information Sharing, Perimeter Defense, Public Key Infrastructure (PKI), Security Architectural Engineering and Systems Integration, and IA Training.
  • Monitoring and Traffic Analysis: Secure Voice/Video/Data Communications, Endpoint and Network Monitoring, Information Protection, Insider Threat Protection, and Real-Time Network Traffic Intelligence.
  • Information Services: Cryptographic Solutions, Vulnerability Exploitation, Computer Network Defense (CND), Computer Network Operations (CNO), and Open Source Exploitation.
  • Information Operations (IO): Dynamic Defense, Reverse Engineering, IO Tools and Exploits, Tradecraft, Forensics and Incident Response.
  • Desire to work in a high business tempo environment that spans many LAN/WAN technology disciplines.

Basic Qualifications

  • Applies proven communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of IT systems investments.
  • Designs, implements and monitors high availability/clustering and disaster recovery environment.
  • Supports establishment of plans and templates in line with the overall technical architecture format and program infrastructure platform.
  • Writes technical documentation to design, test, implement, train, and transition solutions to operational support.
  • Interacts with customers to analyze, validate, specify, verify, document and manage the requirements.
  • Plans, manages time according to schedules, and provide timely status updates 7. Has deployed CM and versioning tools.
  • Bachelor’s Degree in Computer Science, Cybersecurity Engineering or a related STEM technical discipline plus 8-10 years of experience or the equivalent combination of education, technical training, or work/military experience.

Preferred Qualifications

Prior DoD Civilian or Military service desired

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Top Secret/SCI with Polygraph


Yes, 10% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Systems Administration



Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

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 here.

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

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.

Talent Community

Join our Talent Community to create a profile, enabling a streamlined application process and to help our recruiters better understand your areas of expertise and interest.

Join our Talent Community