LEAD INFORMATION SECURITY ENGINEER

Job#: 3030824

Job Description:

LEAD INFORMATION SECURITY ENGINEER

Location: Herndon, Virginia (Partial Remote)

Employment Type: Permanent

Role Overview

This position is a senior role for implementing Managed Security Services (MSS) in a Federal Security Operations Center (FedSOC) environment. The role involves providing customers with constant monitoring, protection, prevention, and detection services, as well as reporting and incident analysis. The Lead Information Security Engineer will serve as a technical expert, designing and implementing DDoS Mitigation for Federal Customers and providing subject matter expertise on worldwide DDoS threats.

Key Responsibilities

• Serve as a Subject Matter Expert (SME) on DDoS attacks, mitigation, and threat analysis.
• Perform DDoS worldwide intelligence collection, analysis, reporting, and dissemination.
• Research, recommend, implement, and administer Threat Feeds.
• Interface with DDoS service vendors and act as a technical expert for clients and internal teams.
• Perform complex changes within the managed security environment and manage customer service faults.
• Monitor, triage, and respond to alerts for client security events, including investigation and resolution.
• Generate and escalate incident cases in accordance with time and severity-based SLAs.
• Develop enhancements to existing solutions and promote the creation of new tools and processes.
• Directly support, train, and mentor Tier I and II colleagues.
• Maintain communication with peers and other functional teams.

Required Qualifications

Education: A Bachelor of Science in Computer Science or Cyber Security, or a Master of Science in Computer Science or Information Technologies is required.

Experience: 5+ years in a Network Operation environment and an additional 5+ years in a Firewall Operations environment is preferred. Experience in large enterprise network operations using BGP is necessary.

Technical Skills: Expertise in DDoS attack tools, countermeasures, routing (BGP, OSPF, EIGRP), and network protocols (TCP/IP, IPV4/IPV6) is required. The ability to review and analyze packet captures is also necessary.

Clearance: Candidates must be able to obtain and/or maintain a Department of Defense (DoD) Top Secret (TS) Security Clearance as a condition or continuation of employment.

Preferred Qualifications

• Experience with Cyber Threat Intelligence and interfacing with the intelligence community.
• Expert-level certifications in security technologies such as Fortinet, Arbor, Radware, Palo Alto, Cisco, or Checkpoint (e.g., CCIE, CCNP Security, PCNSE, NSE7).
• Demonstrated understanding of Web Application Firewalls (WAF) attack tools and mitigation techniques.
• Hands-on experience with leading Cloud-based DDoS mitigation and WAF platforms (e.g., NETSCOUT, Cloudflare, Akamai, Radware, AWS Shield).
• Expert knowledge and skills in at least one programming language, with Python being preferred.

Compensation & Benefits

The anticipated base salary range for this position is $114,082 - $152,109 annually. This information reflects the anticipated base salary range based on current national data, and minimums and maximums may vary based on location. Individual pay is based on skills, experience, and other relevant factors. A comprehensive package is offered, featuring a broad range of health, life, and voluntary lifestyle benefits.

Company Overview & Culture

This organization is focused on connecting people, data, and applications quickly and securely. The company culture is built on teamwork, trust, and transparency. We are seeking top-tier talent and offer the flexibility needed to deliver lasting impact in a forward-thinking environment.

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click here for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.

Employee Type:

FullTime

Location:

Herndon, VA, US

Job Type:

Date Posted:

April 16, 2026

Pay Range:

$114,082 - $152,109

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