Junior Network Administration Specialist

Leidos Holding$59K — $106K *
Bowie, MD 20721In-Person
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • High school diploma or equivalent with 5 years of relevant experience.
  • Active DoD Secret clearance required and U.S. citizenship.
  • Demonstrable skills in managing classified computer systems per DoD security guidelines.
  • Certificates necessary: Security+ CE, Network+ CE, and/or CCNA.
  • Willingness to work onsite in Bowie, MD.

Responsibilities

  • Provide day-to-day operational support for network infrastructure and performance monitoring.
  • Integrate and follow through on infrastructure designs from acquisition to installation.
  • Document and track both physical and logical configurations of the infrastructure.
  • Troubleshoot network systems and coordinate improvements as necessary.
  • Manage vendor interactions for hardware and services.
  • Deliver help desk support, assisting users with infrastructure issues.
  • Develop utility programs or scripts to enhance infrastructure monitoring.

Benefits

  • Access to cutting-edge technology in a supportive environment.
  • Opportunities for independent project leadership.
  • Professional development through potential certifications and training.
  • Collaborative atmosphere within a multi-disciplinary IT and engineering team.
Full Job Description
Leidos is currently seeking Junior Network Administration Specialist to work in our Bowie, MD office.

The candidate will be part of an IT and engineering team responsible for the design, deployment, maintenance, configuration management, monitoring, and trouble shooting of an expanding infrastructure supporting a multi-platform, multi-site, high availability, secure, real-time wide-area-network (WAN). The work to be performed will require that the candidate be able to work comfortably at several levels of support from resolving networks problems, through the installation, configuration, and troubleshooting of network equipment, software, and services from commercial vendors. Provide updates to management for strategic planning purposes.

Projects and tasks will be assigned and at times self-initiated requiring independent judgement in balancing of resources, schedules, work hours, as well as travel to regional sites to obtain results. Work will require ability to carry and move network equipment, PC workstations and peripherals, and ancillary equipment.

Primary Responsibilities:
  • Day to day operational support of the network, including monitoring infrastructure operations and performance, identifying potential problems, and resolving network incidents.
  • Infrastructure integration and detailed follow-through from high-level design plans and objectives, through acquisition and installation.
  • Identifying, documenting, and tracking infrastructure physical and logical configuration.
  • Troubleshooting network systems when necessary and coordinating improvements to the network
  • Providing status accounting and change management of infrastructure.
  • Interfacing and managing vendor interactions for hardware and services provided.
  • Providing "help desk" support to interact with users to help resolve problems with infrastructure operation, performance, or maintenance.
  • Developing and documenting utility programs or scripts to facilitate infrastructure monitoring.
  • Preparing briefings, presentations and documentation for management or customers.
  • Travel to field sites to support ISP circuit activation and troubleshooting.


Basic Qualifications:
  • Requires high school diploma or equivalent and 5 years of prior relevant experience.
  • Active DoD Secret clearance. (U.S. Citizenship)
  • Ability and willingness to work onsite in Bowie Maryland.


You should have demonstrable skills in the following:
  • Implementing and managing networked classified computer systems in compliance with DoD security guidelines.
  • Network LAN/WAN/VLAN design and implementation.
  • TCP/IP based services (DNS, DHCP, FTP, HTTP, HTTPS), IPSec protocols, and IP addressing and routing.
  • Firewall configuration and security policies involving objects, rules, NATs, etc.
  • PIXIE boot configuration and administration.
  • Key administration and distribution for encryption devices (KGs)
  • Cisco network router and switch configuration and management.
  • Network and server monitoring using Wireshark.
  • Utility program development using BASH scripts.
  • Documentation and presentation of technical material.
  • DOD STIGS
  • IOS patch management
  • Automating configuration management and auditing of networks.
  • Must have Security+ CE, Network+ CE, and/or CCNA certifications


Original Posting:
August 4, 2026

Pay Range:
Pay Range $59,150.00 - $106,925.00

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.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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