To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

Leidos will never ask you to provide payment-related information at any part of the employment application process, nor will Leidos ever advance money as part of the hiring process. And Leidos will communicate with you only through emails that are generated by automated system. 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 Chris Scalia, Leidos’ Senior Vice President of Talent Acquisition, at [email protected].

As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

Close Window
Join our talent network
Skip to main content

Job #: R-00084154
Location: Arlington, VA
Category: Systems Engineering
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance: Top Secret
Referral Eligibility: Eligible
Referral Bonus Amount: $3000
Group: Defense

This job posting is no longer active.

Share: mail twitter linkedin


Job Description:

Leidos is currently seeking a motivated, career and customer oriented Senior System Engineer SME to join our team in Arlington, VA, supporting the DISA-JSP customer.

Shift Schedule: Monday-Friday, 8:00 to 5:00 PM core hours with occasional after hours’ onsite work to support both a NIPR and SIPR environment.

Position Overview:

  • Perform independent verification, validation, and project management for current and future projects. Projects for Applications and Hardware Refreshes/LCM/ Upgrades must be researched planned and verified before initiating.  This candidate will be part of that team that executes this type of activity during projects and initiatives and is responsible for providing the team with data/information to be used in projects.

  • Provide technical support, advice and troubleshooting for utility network operations with a 98% target network uptime.

    This group is specifically geared towards making sure that Virtual Applications are updated/patched and are deployed to the proper HW collection and are available over the JSP network via SCCM Streaming service. The troubleshooting portion of this position is a Tier IV elevation and should be used in case the Server Ops (Tier III) folks cannot resolve issue(s).   

  • Produce documentation for use in configuration, repair and troubleshooting of hardware, software and network operating systems. May include creating/providing Standard Operating Procedures (SOP) or Work Instructions (WI), Incident Work details, Work Orders, ECRB/CRQ/ CAB request documents, drawings, diagrams, datacenter hardware information, other deliverables as required.

  • Develop and document processes and procedures for the day to day operations.

  • Implement systems as needed based on network application requirements.

  • Manage Active Directory, DHCP, DNS, WSUS, SCCM, and WhatsUp Gold.

  • Provide support for VMware ESX/VSphere Virtualization Technologies (ESX 5.5 or greater, Virtual Center, P2V Tools) design/management/implementation. Support with designing, managing and implementing a VMWare ESXi hypervisor virtualization technology using VMWare VCenter v 5.5 or later to include Horizon  

  • Provide support for Storage Area Network (SAN). Supporting the SAN to ensure adequate operational space allocation is being managed as required. Adjusting LUN sizes required to efficiently store Virtual Machine files, customer shared drives and JSP network shares accordingly.

  • Provide installation support for network applications.

    Supporting the SCCM distribution point controlled applications for streaming to customers.

  • Produce network architectural drawings and schematic diagrams.

  • Perform network monitoring of the network to include all assets.

  • Develop and maintain all workstation and server images.

  • Monitor and Maintain McAfee’s Host Based Security System (HBSS).

  • Maintain virus definitions, patch versions and Department of Defense (DoD) Security Technical Implementation Guides (STIG) levels on all network servers and workstations.

  • Utilize the DoD Assured Compliance Assessment Solution (ACAS) to update, manage and track implementation of information security requirements for the IT assets and resources.

  • Support as needed DoD Information Assurance Risk Management Framework (DIARMF).

  • Serve as the knowledge expert with experience installing, configuring, and administering VMware ESX/VSphere and SAN Technologies.


  • This position requires an active DOD Top Secret clearance.

  • Possess DoD 8570.01-M/DoD 8140 Certification IAW established mandate prior to start of work  - IAT Level II required (CCNA Security, CySA+, GICSP, GSEC, Security+ CE, SSCP); IAT Level III is desirable (CASP+ CE, CCNP Security, CISA, CISSP (or Associate), GCED, GCIH).  Applicants not meeting this requirement will not be considered.

  • Bachelor's Degree in Computer Science, Information Systems, or other related field or at least 12 years of equivalent work experience in lieu of degree.

  • United States citizenship or permanent resident           

  • Candidate must have 8-12 years of experience with security products as well as working knowledge of VMware ESX/VSphere and SAN Technologies, Microsoft Products such as Microsoft Windows Servers, Windows 10, and Office 2016 Products.  As well as knowledge of Security and auditing Tools for Windows and Linux operating systems such as ACAS and HBSS.

  • Serve as the knowledge expert with experience installing, configuring, and administering VMware ESX/VSphere and SAN Technologies. The applicant should have knowledge in optimizing VMware for utilization of SAN Storage. Windows Server 2012R2, Server 2016, and Windows 10 operating systems. This SME should have proven experience of Microsoft's operating systems, Active Directory, DNS, DHCP, and knowledge with other Microsoft Products. This SME should also have senior knowledge of TCP/IP network design and support including Windows Server 2012R2, Server 2016, and Windows 10 operating systems.


  • Active DoD 8140 IAT Level III certification

Pay Range:

Pay Range $94,250.00 - $145,000.00 - $195,750.00

Covid Guidance

In order to enter Leidos facilities in the U.S. and to attend Leidos events outside our facilities, employees are required to be vaccinated for COVID-19 or maintain proof of a negative COVID-19 test within 96 hours of entry. In addition, we are receiving guidance from certain customers that onsite contractor personnel will need to be fully vaccinated to access customer facilities. If you are not vaccinated, please consider getting your COVID-19 vaccination as soon as possible. If you have any questions, please contact your Talent Acquisition POC. 

About Leidos

Leidos is a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $13.7 billion for the fiscal year ended December 31, 2021. For more information, visit

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 here.

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 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 [email protected].

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 Diversity

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.

This job posting is no longer active.

Related Opportunities

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