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Leidos Tier III Network Security Engineer in Tampa, Florida


Seeking a career with a sense of purpose, work life balance, and growth opportunities … There’s a place for you at Leidos! At Leidos, we are committed to making the world safer, healthier, and more efficient through technology, engineering, and science. You would be a valued member of global team providing services across civil, defense, health, and intelligence business lines. At Leidos, team member career development, flexibility, and well-being are priority and is supported by consistent leadership engagement, an experienced human relations staff, and numerous employee support programs.

Use your unique talents and make an immediate impact…

The Leidos Defense group has an opening for a highly motivated individual. The Tier III Network Security Engineer position at MacDill AFB, FL supports the Global Solutions Management-Operations II (GSM-O II), Joint Communications Support Element (JCSE). The JCSE team provides en-route, early entry, scalable C5 support to Regional Combatant Commands, Special Operations Command, and other agencies. In this role, you will be responsible for new capability requirements and design, system assessments, and providing hands-on engineering support. Key elements of this position include: conducting analysis and assessments on new emerging technologies; developing and recommending functional design solutions to meet stakeholder requirements; providing Tier III support to the Joint Network Operations Center (JNOC); developing, engineering, and recommending hardware and software solutions; and conducting cybersecurity mitigations on design solutions to comply with Risk Management Framework (RMF) cybersecurity requirements. This position requires the candidate have a strong understanding of VPN technologies, IPSec, RA/CA process and authorities.

Responsibilities include:

  • Provide firewall, routing and switching support with hands on experience designing, testing, and implementing IGP, EGP, MPLS, VRF, and NFV/Service Chaining on an enterprise network to meet security, performance, operational, and functional requirements.

  • Ensure proper routing protocols are being applied to optimize the end-to-end network performance from the LAN, through a WAN, to a CAN, to a SAN, or a data center.

  • Assist the government with identifying any derived design objectives, technical specifications, performance requirements, and interoperability specifications to ensure the system design will meet stakeholder end-to-end requirements.

  • Develop, review, and update briefings, papers, or spreadsheets in support of this task.

  • Develop and implement firewall/router access rules, NAT policies, VPN technology, 802.1x, and radius protocols within the JCSE enterprise.

  • Develop, implement, and support the overall network security architecture on the JCSE enterprise.

  • Support development and test of equipment including monitoring server/hardware usage and up-time.

  • Provide direction in complex problem-solving situations and participate in direct interaction with internal staff as required.

  • Identify process improvement opportunities achievable through the optimum use of the servers. Design, implement and maintain a consistent backup and disaster recovery plan.

  • Perform vulnerability and risk analyses of security hardware and applications during all phases of the system development life cycle.

  • Collaborate with operations, QA, and third-party data centers to provide technical direction on network topologies, server configurations, hardware/software deployments, firewall configurations and other administrative tasks related to the staging and maintenance of company development, testing and production server and network stacks.

Minimum Qualifications:

  • Current DoD 8570 IAT Level II certification (CompTIA Security+ce, CCNA Security, CySA+, etc.)

  • CCNP Security or CASP Certification Required

  • Education: BS Degree and +4 years of prior relevant experience. Specific experience, education and training may be considered in lieu of degree.

  • Clearance: Secret

  • Strong understanding of VPN technologies, IPSec, RA/CA process and authorities.

Intrigued?... There’s more! Leidos understands that there are many factors that contribute to a career decision, but pay and benefits are fundamental factors.

Compensation: Very competitive, with a robust rewards and recognition program

Health and well-being: Comprehensive coverage with many programs (ex. HSA, FSA, Dental, Vision, 24/7 EAP) to ensure the well-being of you, eligible family members, and registered domestic partners.

Income Protection: Programs to help navigate life events: Company-provided Term Basic Life, Group Universal Life, Optional Dependent Life, Accidental Death and Dismemberment, and Business travel accident

Leave: Leidos is committed to work life balance, with competitive leave options.

Retirement: Leidos 401k plan, with company match determined by fringe benefit package

Employee Stock Purchase plan: 10% discount for all enrollees

Family Benefits: Center-based and in home back-up childcare, free access to Sittercity, and Dependent (Daycare) Flexible Spending Accounts

The Leidos values are integrity, inclusion, innovation, agility, collaboration, and commitment. It’s under these values that we feel we are able to provide a safe work environment where we foster equality, growth, and creativity. If you feel Leidos is a fit you and can meet your needs, please submit your application, and join our team in our commitment to excellence.


Pay Range:Pay Range $66,300.00 - $102,000.00 - $137,700.00

The Leidos pay range for this job level is a general guideline onlyand 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.

REQNUMBER: R-00111796

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.