Senior Network Engineer – Zscaler SME

Usa Md Rockvillesenior

Network EngineerInfrastructure & Cloud

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Quick Summary

Key Responsibilities

SSL inspection, URL filtering, DLP, CASB, threat protection. Experience integrating Okta or another IdP with Zscaler via SAML/SCIM. Strong networking fundamentals (TCP/IP, DNS, routing/switching,

Requirements Summary

Skills:Network Engineering, RSA SecurID, VPN Troubleshooting,

Technical Tools

Network EngineerInfrastructure & Cloud

Regular

Clearance Level Must Currently Possess:

None

Clearance Level Must Be Able to Obtain:

None

NACI (T1)

Job Family:

IT Infrastructure and Operations

Requirements

~1 min read

Bachelor's degree or equivalent combination of education and experience.
8+ years of network engineering experience, including 5+ years hands-on administering Zscaler (ZIA, ZPA, ZDX).
Strong SASE architecture knowledge and proven Zscaler policy expertise: SSL inspection, URL filtering, DLP, CASB, threat protection.
Experience integrating Okta or another IdP with Zscaler via SAML/SCIM.
Strong networking fundamentals (TCP/IP, DNS, routing/switching, IPsec VPN, firewalls) and end-to-end connectivity troubleshooting, including PCAP analysis with Wireshark.
Hands-on experience with Cisco switching/IOS upgrades and at least one enterprise firewall platform (Cisco ASA/Firepower or Palo Alto/Panorama).
Experience in federal or enterprise environments with strict compliance and 99.9%+ uptime requirements; familiarity with NIST 800-53, TIC 3.0, and CISA BODs.
Formal change-management experience and TLS certificate lifecycle management.
Excellent communication, documentation, and collaboration skills.

Zscaler Certified Cloud Professional (ZCCP) or Zscaler Certified Cloud Administrator (ZCCA).
Okta Certified Professional or higher.
Cisco ISE, RSA SecurID, SolarWinds scripting, Azure networking (NSGs), Riverbed, Grafana, or Cribl.

None

Network Engineering, RSA SecurID, VPN Troubleshooting, Zscaler

None

8 + years of related experience

Job Description:

GDIT is seeking a Senior Network Engineer with deep Zscaler expertise to support the Health Resources & Services Administration (HRSA). You will own the design, operation, and security of HRSA's Zscaler environment while supporting the broader enterprise LAN/WAN, firewall, and remote-access infrastructure. This is a hands-on engineering role working directly with Project Managers, the Office of Information Security and Privacy (OISP), and desktop/server support teams.

Administer, upgrade, and optimize Zscaler Internet Access (ZIA), Private Access (ZPA), and Digital Experience (ZDX), including major/minor releases, reporting, and security blocks.
Create and maintain ZIA security policies (SSL inspection, URL filtering, DLP, CASB, app control, advanced threat protection) in partnership with OISP.
Maintain SSO integration between Zscaler and HRSA's Identity Provider (Okta), including SAML attributes and SCIM provisioning.
Conduct Zscaler Best Practices Assessments and Security Lifecycle Reviews; recommend and implement ruleset changes as security and networking requirements evolve.
Develop troubleshooting playbooks for Zscaler Client Connector issues and support endpoint and server teams.
Design, implement, and maintain enterprise LAN/WAN, routing/switching, firewalls, and remote access (IPv4/IPv6).
Support RSA SecurID / Authentication Manager and its integration with VPN, RADIUS, and LDAP.
Monitor network performance, lead upgrades and technology refreshes, and coordinate hardware/software procurement as needed.
Deliver ad-hoc Zscaler reports for leadership and maintain network documentation, diagrams, and SOPs.

Onsite

Work Location:

USA MD Rockville

Additional Work Locations:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

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 virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Location & Eligibility

Where is the job

Usa Md Rockville

On-site at the office

Who can apply

Same as job location

About this job

Pay per year: $111,350–$150,650 a year; 18% below the $159,500 median for Network Engineer jobs on Jobera (229 salaries).
Posted: 6 days ago
Employer: has 1,875 open jobs on Jobera.