Senior Network Administrator

Posted Yesterday
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Arlington, VA
87K-157K Annually
Senior level
Information Technology • Software
The Role
The Senior Network Administrator will manage the operational environment for the CESO NOC, focusing on transforming secure web services for the DoD. Responsibilities include troubleshooting, managing network security, implementing processes, and mentoring junior team members. The role also involves improving customer experience and conducting root cause analysis.
Summary Generated by Built In

The Digital Modernization sector within Leidos is seeking a Senior Network Administrator to manage the operational environment for the Compartmented Enterprise Services Office (CESO) NOC.

With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services (SWS) environment, which provides secure information sharing to the community, into a more mature service offering to meet the DoD and intelligence communities. As part of this task order, Leidos will manage the commercial cloud migration and disestablishment of legacy systems, fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model.

This position is based in Arlington, VA 100% on-site.

Primary Responsibilities

  • Work to resolve all known system anomalies and perform root cause analysis as required. Generate process improvements as needed to minimize future occurrences of recurring issues. As new processes are generated, they should be documented with a plan to mentor junior members of the team on the latest processes and procedures.
  • Work both independently as well as in coordination with other IT disciplines to ensure smooth operations of the customer’s multi-user environment. Includes but not limited to Implementation of STIG requirements, Engineering Implementation Plans (EIPs), Industry best practices, network security measures in accordance with customer and DOD standards.
  • Take ownership of customer issues and communicate on a regular basis the status of their tickets and issues. Issue resolution is to include properly documenting issues along with associated resolution measures.
  • Plan, coordinate, and implement network security measures in order to protect data, software, and hardware.
  • Review user requests for upgrades or additions to the network to assess impact on network performance and provide advice and guidance on the most practical technical approach to meeting user requirements.
  • Provide support in the event of systems outages, along with providing regular progress updates on resolution times.

Basic Qualifications

  • BS and 8+ years of experience. Add'l experience may be considered in lieu of degree.
  • IAT Level II Baseline Certification (e.g. CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)
  • Candidate must possess an active DOD TS/SCI level security clearance, and be eligible to obtain and maintain a CI Poly
  • Hands-on experience troubleshooting and fault isolation of IT business systems.
  • Have experience in at least 5 of the following areas:
    • Experience in configuring Cisco switches and routers.
    • Dynamic routing protocols (BGP, OSPF)
    • TCPDUMP / WireShark
    • Troubleshooting of S2S/ DMVPN / IPSEC tunnels connection.
    • Lan and WAN Network troubleshooting.
    • Basic Firewall troubleshooting and configuration
    • Basic ISE/TACACs troubleshooting and configuration.
    • AWS Cloud service
    • VLAN configurations and VLAN Trunking.
    • Spanning tree Protocol.
    • 802.1x

Preferred Qualifications

  • Prior experienced with DISA and DISA’s support to mission partners
  • TS/SCI w/CI Poly Preferred

gsmo

#tn15

Original Posting Date:2024-11-07

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.

Pay Range:Pay Range $87,100.00 - $157,450.00

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.

Top Skills

AWS
Cisco
The Company
Alexandria, VA
27,104 Employees
On-site Workplace

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.

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