Network Administrator (San Diego) 1

Serco; San Diego (CA); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Medical Insurance

401(k) Plan Matching

Paid Time Off

Tuition Reimbursement

Travel Opportunities

Job summary

Serco Inc. is seeking a Network Engineer to support CNIC Public Safety Systems Ashore programs in San Diego. You will provide advanced engineering, integration, and lifecycle sustainment for networked systems on Navy installations worldwide.

The role requires hands-on experience with Juniper, Aruba, and Cisco networks, RMF/STIG security, and the ability to travel up to 50% to CONUS/OCONUS sites. You will interact with government customers, PMs, and Serco teams.

Qualifications

• Active interim Secret clearance with ability to obtain full Secret clearance.
• Bachelor’s degree with 5 years of experience OR HS Diploma/GED with 8 years of experience.
• DoD 8570/8140 baseline certification such as Security+ CE or higher.
• Juniper or Cisco certifications (JNCIA/CCNA or higher).
• Hands-on experience with Juniper, Aruba, and Cisco network gear.
• Experience supporting mission-critical or classified systems.
• Ability to travel 50% and work in field/deployed environments.

Responsibilities

• Engineer, configure, and sustain Juniper (EX, QFX, SRX), Aruba, Cisco, Antaira, and Cambium solutions.
• Support end-to-end system lifecycle: staging, integration, testing, fielding, sustainment.
• Deploy and troubleshoot networks in NIWC labs, shore facilities, and data centers.
• Integrate new systems into existing PSS network and implement RMF/STIG-aligned security.
• Maintain VLANs, QoS, VPNs, ACLs, and routing protocols; document baselines.

Skills

Juniper networking

Aruba wireless

Cisco switching & routing

VPNs IPSec

RMF/STIG security

Network design & troubleshooting

Field deployment

Documentation & SOPs

Travel 50%

Education

Bachelor’s degree

HS Diploma or GED with 8 years of experience

Tools

Juniper JUNOS OS

ArubaOS

Cisco Catalyst/ISR

Firepower/ASA

Job description

Position Description & Qualifications

The AT/FP Ashore Sustainment Program is executed by the Commander Navy Installations Command (CNIC) Public Safety Systems (PSS) Anti-Terrorism/Force Protection (AT/FP) Ashore Program Management Office (PMO), in coordination with Naval Facilities Engineering Systems Command Expeditionary Warfare Center (EXWC) and CNIC Regional Program Managers (RPMs). The program delivers preventive and corrective maintenance services to Navy installations worldwide to ensure AT/FP systems remain fully operational and aligned with mission requirements.

This position is based in San Diego, California, with a travel requirement of 50% or greater in support of CONUS and OCONUS operations.

As a Network Engineer supporting the Global Sustainment Contract at Naval Information Warfare Center Pacific (NIWC Pacific) Old Town Campus, you will provide advanced engineering, integration, and sustainment support to CNIC Public Safety Systems Ashore Programs. These programs are responsible for the design, procurement, integration, installation, and lifecycle sustainment of networked systems, hardware, firmware, and software that enable the protection of mission-critical assets and personnel from natural disasters, acts of terrorism, and other man-made threats.

In this role, you will:

• Engineer, configure, and sustain Juniper (EX, QFX, SRX), Aruba (switching and wireless), Cisco (Catalyst Switching and Routing), Antaira switching network and Cambium microwave solutions.

• Support end-to-end system lifecycle: staging, integration, testing, fielding, and sustainment

• Deploy and troubleshoot networks in:

• NIWC labs and integration environments

• Shore facilities and data centers

• Integrate new systems into existing PSS network

• Implement secure network architectures aligned with:

• Risk Management Framework (RMF)

• Security Technical Implementation Guides (STIGs)

• Vendor specific security guidance

• Perform system hardening, vulnerability remediation, and compliance validation

• Configure and maintain:

• VLANs, trunking, QoS, and redundancy mechanisms

• VPNs (IPSec), ACLs, and firewall policies

• Routing protocols (Static, OSPF, BGP)

• Support Aruba wireless deployments, including controller-based and distributed architectures

• Conduct site surveys, system installs, and operational verification testing during travel

• Maintain configuration baselines, diagrams, and technical documentation

• Interface with:

• Government customers/leads

• Program managers

• Serco and government cybersecurity and RMF teams

• Government Wide Area Network (WAN) Providers

To be successful in this role, you will have:

• An active interim Secret clearance with the ability to obtain a fully adjudicated secret clearance.

• Bachelor’s degree and 5 years of experience

• OR a HS Diploma/GED and 8 years of experience.

• DoD 8570 / 8140 baseline certification, such as:

• Security+ CE OR higher (CISSP, CASP+, etc.)

• Juniper certifications (JNCIA or higher) or Cisco (CCNA or higher)

• Hands‑on experience with:

• Juniper networking (Junos OS, EX/QFX/SRX platforms)

• Aruba switching and wireless (ArubaOS, Instant AP, Aruba Central)

• Cisco Switching and Routing (Catalyst, ISR) and Firewall (ASA, Firepower)

• Strong knowledge of:

• Layer 2 technologies (VLANs, STP, LACP)

• Routing (Static, OSPF, BGP)

• TCP/IP and Subnetting

• RADIUS Authentication

• Experience supporting mission‑critical or classified systems

• Ability to work in field/deployed environments with minimal supervision

• Ability to support remote system with limited physical access

• Experience with the implementation of vulnerability remediation and STIG configurations for system hardening.

• Ability to multitask and teach or assist others to resolve systems related issues.

• Strong analytical and problem‑solving skills

• Ability to create Standard Operating Procedure documentation for designs and implementation strategies for new hardware and software deployments

• Ability to produce system specifications, design requirements, test evaluation planning documents, and technical publications and reports

• Ability to support projects at client sites where working conditions may vary

• Ability to travel as necessary (50%)

Additional desired experience and skills:

• Experience with Navy Public Safety Systems

• Ability to lift and rack equipment and work in shipboard or confined spaces

• Willingness to travel frequently and on short notice in support of critical break‑fix and troubleshooting efforts

Company Overview

Serco Inc. (Serco) is the Americas division of Serco Group, plc. In North America, Serco’s 9,000+ employees strive to make an impact every day across 100+ sites in the areas of Defense, Citizen Services, and Transportation. We help our clients deliver vital services more efficiently while increasing the satisfaction of their end customers. Serco serves every branch of the U.S. military, numerous U.S. Federal civilian agencies, the Intelligence Community, the Canadian government, state, provincial and local governments, and commercial clients. While your place may look a little different depending on your role, we know you will find yours here. Wherever you work and whatever you do, we invite you to discover your place in our world. Serco is a place you can count on and where you can make an impact because every contribution matters.

To review Serco benefits please visit: https://careers.serco-na.com/us/en/what-we-offer . If you require an accommodation with the application process please email: [e-mail] or call the HR Service Desk at 800-628-6458, option 1. Please note, due to EEOC/OFCCP compliance, Serco is unable to accept resumes by email.

Candidates may be asked to present proof of identity during the selection process. If requested, this will require presentation of a government-issued I.D. (with photo) with name and address that match the information entered on the application. Serco will not take possession of or retain/store the information provided as proof of identity. For more information on how Serco uses your information, please see our Applicant Privacy Policy and Notice.

Serco does not accept unsolicited resumes through or from search firms or staffing agencies without being a contracted approved vendor. All unsolicited resumes will be considered the property of Serco and will not be obligated to pay a placement or contract fee.

Serco is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.

Pay Transparency

Our Total Rewards package includes competitive pay, performance-based incentives, and benefits that promote well‑being and work‑life balance—so you can thrive both professionally and personally. Eligible employees also gain access to a wide range of benefits from comprehensive health coverage and health savings accounts to retirement plans, life and disability insurance, and time‑off programs that support work‑life balance. Program availability may vary based on factors such as contract type, location, hire date, and applicable collective bargaining agreements.

Salary range: The range for this position can be found at the top of this posting. This range is provided as a general guideline and represents a good faith estimate across all experience levels. Actual base salary will be determined by a variety of factors, including but not limited to, the scope of the role, relevant experience, job‑related knowledge, education and training, key skills, and geographic market considerations. For roles available in multiple states, the range may vary to reflect differences in local labor markets. In addition to base salary, eligible positions may include other forms of compensation such as annual bonuses or long‑term incentive opportunities.Benefits – Comprehensible benefits for full‑time employees (part‑time employees receive a limited package tailored to their role):

• Medical, dental, and vision insurance

• Robust vacation and sick leave benefits, and flexible work arrangements where permitted by role or contract

• 401(k) plan that includes employer matching funds

• Tuition reimbursement program

• Life insurance and disability coverage

• Optional coverages that can be purchased, including pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection

• Birth, adoption, parental leave benefits

• Employee Assistance Plan

To review all Serco benefits please visit: https://careers.serco-na.com/us/en/about-us .

Serco complies with all applicable state and local leave laws, including providing time off under the Colorado Healthy Families and Workplaces Act for eligible Colorado residents, in alignment with our policies and benefit plans. The application window for this position is for no more than 60 days. We encourage candidates to apply promptly after the posting date, as the position may close earlier if filled or if the application volume exceeds expectations. If an applicant has any concerns with job posting compliance, please send an email to: [e-mail] .