Senior Network Engineer

Leidos is seeking a Senior Network Engineer to be part of the mission solution and help lead SSA's Digital Modernization Strategy. Join one of our high performing teams responsible for building the next-generation enterprise APIs and modern responsive user interfaces, supporting the Social Security Administration (SSA) and their mission to meet the changing needs of the public, positively impacting at least 65 million American lives per month. We are a team of forward-looking professionals in need of a strong candidate with these key required skills: Experience with designing, configuring, managing, maintaining, and troubleshooting network switching and routing protocols in a large enterprise network (5000+ nodes).

*** Selected candidate must be willing to work on-site in Woodlawn, MD 5 days a week.

If this sounds like a mission you want to be a part of, keep reading!

TEAM CULTURE

Your passion and values might be a good fit for our teams if you answer "yes" to the following questions:

• Are you looking for a company that puts employees first, with a focus on career, flexibility, and well-being?
• Do you enjoy collaborating with colleagues and teammates and believe that the best ideas are fostered in an inclusive environment?
• Are you searching for a team with a strong sense of ownership, urgency, and drive for daily mission success?
• Are you comfortable with proactive outward communication and technical leadership?
• Do you enjoy being a catalyst, solving complex problems, and providing innovative solutions?
• Do you have the flexibility, creativity, and resilience to pivot the mission for success?
• Do you have the courage to make tough ethical decisions with pride, transparency, and respect?

MENTORSHIP & CAREER GROWTH

Our teams are dedicated to supporting new team members in an environment that celebrates knowledge sharing and mentorship. Experienced team members will be assigned to new hires for one-on-one mentoring, collaborative reviews, and coaching on customer engagement to help each new hire successfully onboard and demonstrate their skills. Projects and tasks are assigned in a way that leverages your strengths and will help you further develop your skillset.

DAY TO DAY RESPONSIBILITIES

Every position we take is more rewarding when you know the why behind it. Know your work makes a difference to support those who need it most. If your passion is enabling life changing service to those around, you this is the place for you. Find you passion in a team environment where all members are valued regardless of contractor or employee status. Find your "Why" with us and take your place in our Leidos Family!!

• Research, design and implement security solutions for network infrastructure
• Engineer network solutions for new & existing systems.
• Provide day-to-day network engineering and operations support
• Work with advanced technical principles, theories, and concepts.
• Challenge with working on complex technical problems and providing innovative solutions.
• Work with highly experienced and technical resources.
• All other duties as assigned or directed.

FOUNDATION FOR SUCCESS (Basic Qualifications)

• BS Degree and 12 years of overall experience. Additional years of experience may be substituted in lieu of degree.
• 8 years of experience with designing, configuring, managing, maintaining, and troubleshooting network switching and routing protocols in a large enterprise network (5000+ nodes).
• 8 years of experience with configuring and managing Load Balancers, switches, routers, firewalls
• 8 years of experience with Network Monitoring/IPAM (i.e., SolarWinds, NetFlow)
• 8 years of physical communication troubleshooting skills using cabling and signaling analyzer, packet capture and analysis
• 5 years of experience and knowledge of Cisco IOS and Cisco Nexus Operating systems
• 5 years of experience with WAN Optimization using Riverbed and trace tools like Wireshark
• 3 years of experience with a high-level scripting language such as Python or Perl
• 3 years of experience with Gigamon
• Advanced experience with architecting, designing, deploying, and operating network elements such as DNS/IPAM; Firewalls; Network Access Control Solutions (NAC); load balancing; DDoS mitigation, tapping/sniffing infrastructures; and NTP
• Advanced WAN, LAN, TCP/IP, VPN, Ethernet Skills
• Extensive EIGRP, BGP4, RIP, VPLS, MPLS and OSPF Routing Protocol knowledge
• Active Cisco CCNP (or higher) certification
• Must be able to obtain and maintain a Public Trust. Contract requirement.

FACTORS TO HELP YOU SHINE (Required Skills)

These skills will help you succeed in this position:

• Experience with IPv6 (SLAAC and DHCPv6)
• Experience with Dynatrace
• Experience configuring Zero Trust networks
• Solid understanding of internetworking: security, routing, switching, SAN and application networking
• Experience with Microsoft Server and Linux Administration
• Expertise in the Linux command-line environment.
• Experience with server hardware to include Dell, HP, or Cisco UCS
• Experience with virtualization solutions (i.e., VMWare).
• Experience documenting network information including of all switching and routing equipment, connected IP-addressable devices and cabling interconnects
• Ability to produce operational documentation using industry best practices in technical writing.
• Experience in using MS Visio, Project.

HOW TO STAND OUT FROM THE CROWD (Desired Skills)

Showcase your knowledge of modern development through the following experience or skills:

• Active Cisco CCIE, CCNP certification
• Knowledge, skills and abilities creating and managing automation scripts to manage Network as a Service (Software Defined Networking (SDN), Load Balancers, firewalls, etc.
• Experience developing best practice project plans, engineering scripts, and documentation for network performance management.
• Prior Federal government experience
• Self-starter, highly motivated individual who adapts and isn't afraid to volunteer in a dynamic work environment
• Strong attention to detail with an ability to operate effectively across multiple priorities
• Knowledge of relational databases and ability to construct and debug SQL queries

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams and contribute to our communities. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Every position we take is more rewarding when you know the why behind it. Know your work makes a difference to support those who need it most. If your passion is enabling life changing service to those around, you this is the place for you. Find your passion in a team environment where all members are valued regardless of contractor or employee status. We are excited for you to take your place in our Leidos Family.

Are you an , US resident, or Visa candidate and think you might fit? We recommend you apply and start the conversation today! Join us in supporting our SSA contracts in Woodlawn, Maryland.

ITSSCII

Original Posting:
July 3, 2025
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $112,450.00 - $203,275.00

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