Network Administrator

Booz Allen Hamilton; San Diego (CA); On-site; USD 62,000 - 141,000; Full time

Job summary

Booz Allen Hamilton seeks a Network Administrator to sustain and operate Cisco-based lab infrastructure for a DoD engineering environment. You will patch, validate, troubleshoot, and document network systems to ensure security and readiness for engineering and testing activities.

The role requires hands-on lab work, collaboration with engineers, and adherence to DoD security requirements. A Secret clearance and related certifications are required.

Qualifications

• Requires 3+ years configuring and maintaining Cisco enterprise networks
• Experience with patching, upgrades, backups and validation
• Knowledge of Layer 2/3 networking (VLANs, IP addressing, OSPF)
• Experience with DoD cyber compliance (IAVM, STIGs) and lab/systems sustainment
• Secret clearance and HS diploma/GED required
• DoD IAT II certs incl. Security+ and CCNA

Responsibilities

• Maintain Cisco-based lab network infrastructure and support devices
• Coordinate patching and post-upgrade validation activities
• Perform IAVM/DoD compliance tasks and document findings
• Troubleshoot network issues and maintain up-to-date technical documentation

Skills

Cisco networking

IAVM/STIGs

Post-upgrade testing

Documentation

Education

Bachelor's degree in CS/IT/Engineering

DoD IAT Level II (incl. Security+)

CCNA/CCNP Certifications

Tools

ACAS

Tenable Nessus

STIG Viewer

Job description

Job Number: R0252630

Network Administrator

The Opportunity:

As a Network Engineer on our team, you'll support the sustainment, maintenance, and operational readiness of Cisco-based network infrastructure within a Department of Defense (DoD) engineering laboratory environment. You'll work alongside network engineers and technical teams to maintain lab systems, perform Information Assurance Vulnerability Management (IAVM) activities, implement security updates, support software upgrades, and ensure network devices remain compliant with applicable DoD security requirements.

You'll play an important role in supporting accelerated vulnerability remediation timelines by coordinating patching activities, conducting post-upgrade validation, troubleshooting network issues, and maintaining accurate technical documentation. This position emphasizes hands‑on network administration, system sustainment, and technical collaboration to ensure the laboratory remains secure, reliable, and ready to support engineering and testing activities.

Join us. The world can't wait.

You Have:

• 3+ years of experience configuring, maintaining, and troubleshooting Cisco enterprise network infrastructure, including switches, routers, and associated network devices
• Experience with network device software upgrades, security patching, configuration backups, and post-upgrade testing and validation
• Knowledge of Layer 2 and Layer 3 networking technologies, including VLANs, trunking, IP addressing, static routing, and dynamic routing protocols such as OSPF
• Knowledge of Information Assurance Vulnerability Management (IAVM), Security Technical Implementation Guides (STIGs), vulnerability remediation, or DoD cybersecurity compliance activities
• Ability to support network laboratory or enterprise infrastructure environments, including device maintenance, connectivity troubleshooting, system testing, and technical documentation
• Ability to work independently and collaboratively within a cross-functional engineering team, communicate effectively with technical stakeholders, and support maintenance activities within established timelines
• Secret clearance
• HS diploma or GED
• DoD Information Assurance Technical (IAT) Level II workforce Certification, including CompTIA Security+ and Cisco Certified Network Associate (CCNA) Certifications

Nice If You Have:

• Knowledge of vulnerability assessment and compliance tools, including Assured Compliance Assessment Solution (ACAS), Tenable Nessus, or STIG Viewer
• Knowledge of network security technologies, including firewalls, Access Control Lists (ACLs), TACACS+, RADIUS, or Cisco Identity Services Engine (ISE)
• Knowledge of enterprise routing technologies, including Border Gateway Protocol (BGP), Enhanced Interior Gateway Routing Protocol (EIGRP), or other dynamic routing protocols
• Knowledge of network automation or scripting using Python, Ansible, or related tools
• Bachelor's degree in Computer Science, Information Technology, Engineering, or a Science, Technology, Engineering, or Mathematics (STEM) field
• Top Secret clearance
• Cisco Certified Network Professional (CCNP) Certification

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Secret clearance is required.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work‑life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full‑time and part‑time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen's benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract‑specific affordability and organizational requirements. The projected compensation range for this position is $61,900.00 to $141,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen's total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Candidate AI Usage Policy

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in‑person or virtual) is prohibited unless permission is explicitly provided.

Work Model

Our people‑first culture prioritizes the benefits of collaboration. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

• Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.
• Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen or customer facility, in alignment with your leadership's expectations and the needs of the role.
• Onsite: If this position is listed as onsite, work will primarily be performed full‑time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.