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Job #: R-00094281
Location: Washington, DC
Category: Network Administration and Ops
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance: Public Trust
Referral Eligibility: Ineligible
Group: Civil

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Job Description:

Leidos has an immediate need for a Subject Matter Expert to support the AEGIS contract at NASA's Goddard Space Center (GSFC) in Greenbelt, MD / Virginia / District of Columbia (DC) area. The AEGIS contract provides high quality integrated communications services for secure voice, video and data solutions and services to NASA customers worldwide. Candidate will provide support on the CP NASCOM Mission Network Environment at Goddard Spaceflight Center (GSFC) located in Greenbelt Maryland.

Primary Responsibilities

The position is in NASCOM Operations Management Center (NOMC), a 24X7 network operation center.  Candidate will be required to work weekends and holidays.  Candidate will need to be available to work standard and non-standard shifts both for assigned launches, unique Mission activities, and to provide coverage during operator absences.  In addition, the candidate will be responsible for the following duties: 

  • Providing Tier 3 support for troubleshooting Incidents/Problems as part of the escalation of day-to-day activities in support of NASA missions.

  • Using a variety of network management and diagnostic tools for monitoring, troubleshooting communications-related and node/application related problems.

  • Operating and maintaining NASA unique hardware.

  • Resolving real-time network, data flow, and voice communications problems while working with other NASA Centers and customers

  • Processing Return Material Authorizations (RMA) for various vendor H/W.

  • Supporting Network Engineering with the integration and testing of new systems and services into the Mission Network. 

  • Integrating new Enterprise-wide tools into the Mission Network. 

  • Planning and execution of Mission Events as a Mission Communications Manager. 

  • Scheduling of planned outages of Network Systems and Services and the processing of exemptions to Mission Freeze activities. 

  • Developing and updating Mission Operations Documentation, both written and graphical.

  • Training of Console Operators in accordance with existing certification guides.

Basic Qualifications

  • Ability to evaluate and quickly respond to real-time dataflow issues to support customer Service Levels


  • Advanced knowledge of TCP/IP technology including IP addressing (IPV4 and IPV6), subnet masking. 

  • Knowledge of troubleshooting network issues in both a LAN and large WAN environment which includes firewalls and network taps.

  •  Knowledge of WAN protocols such as MPLS, SONET,

  • Knowledge of transmission principals including T1, T3, DS-3 &OC-3/48;

  • Knowledge of performing traceroutes, executing ping test, performing/evaluating data captures

  • Knowledge of serial interfaces including RS-232, V.35 and RS-449

  • Advanced knowledge of the Command Line interface for Juniper and Cisco Routers and switches

  • Ability to process trouble tickets

  • Knowledge of Network Management Systems

  • Knowledge of Voice Communications and its transmission over an Internet Protocol Network

  • Ability to use standard networking troubleshooting and monitoring tools, eg. BERTS, iPerf, Wireshark, MRTG, CACTI

  • Basic knowledge of Linux

  • Excellent writing and oral communication skills. 

  • Knowledge of all tools in the Microsoft Office Suite (including Word, Excel, PowerPoint, and Visio). 

  • Effective communicator and be able to coordinate network and customer related problems with other technical sections.

  • Outgoing with a pleasant personality and a positive can-do attitude. 

  • Ability to multi-task in a high paced environment.

Preferred Qualifications

  • Advanced knowledge of Juniper, Cisco, and Ciena Routers and switches

  • Holder of one or more network certifications CCNA, CCNP, JNCIA, etc.

  • Advanced knowledge of HP Network Node Manager (NNMi) Network Management Systems

  • Knowledge of Radview and associated RAD peripherals

  • Advanced knowledge of managing services in a Voice over IP (VOIP) environment

  • Knowledge of Quintron’s DICES II Voice Communications Systems

  • Knowledge of Session Initiation Protocol (SIP) and Session Border Controllers

  • Knowledgeable of multiple distributions of Linux (Red Hat, Centos, Ubuntu)

  • Knowledge in remediating Security Vulnerabilities

DUCATION & EXPERIENCE:   Requires BS degree and 12 – 15 years of prior relevant experience.

Pay Range:

Pay Range $101,400.00 - $156,000.00 - $210,600.00

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.

Covid Guidance for the US

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 44,000 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.

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